diff --git a/2014/12/23/my-new-post/index.html b/2014/12/23/my-new-post/index.html
index 68f43dcf55..0c8942793c 100644
--- a/2014/12/23/my-new-post/index.html
+++ b/2014/12/23/my-new-post/index.html
@@ -267,6 +267,13 @@
             </span>
 
           
+            <span id="/2014/12/23/my-new-post/" class="post-meta-item leancloud_visitors" data-flag-title="C++ 指针使用中的一个小问题" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -539,6 +546,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2014/12/24/MFC 模态对话框/index.html b/2014/12/24/MFC 模态对话框/index.html
index 04d3f05184..88dbbb5e22 100644
--- a/2014/12/24/MFC 模态对话框/index.html	
+++ b/2014/12/24/MFC 模态对话框/index.html	
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2014/12/24/MFC%20%E6%A8%A1%E6%80%81%E5%AF%B9%E8%AF%9D%E6%A1%86/" class="post-meta-item leancloud_visitors" data-flag-title="MFC 模态对话框" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -562,6 +569,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2014/12/30/Clone-Graph-Part-I/index.html b/2014/12/30/Clone-Graph-Part-I/index.html
index c53029a05a..2c103e0320 100644
--- a/2014/12/30/Clone-Graph-Part-I/index.html
+++ b/2014/12/30/Clone-Graph-Part-I/index.html
@@ -61,8 +61,8 @@
 <meta property="article:published_time" content="2014-12-30T08:50:01.000Z">
 <meta property="article:modified_time" content="2020-01-12T13:08:26.997Z">
 <meta property="article:author" content="Nicksxs">
-<meta property="article:tag" content="C++">
 <meta property="article:tag" content="leetcode">
+<meta property="article:tag" content="C++">
 <meta name="twitter:card" content="summary">
 
 <link rel="canonical" href="https://nicksxs.me/2014/12/30/Clone-Graph-Part-I/">
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2014/12/30/Clone-Graph-Part-I/" class="post-meta-item leancloud_visitors" data-flag-title="Clone Graph Part I" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -307,19 +314,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/02/09/G1收集器概述/" rel="bookmark">G1收集器概述</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/14/Add-Two-Number/" rel="bookmark">add-two-number</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
     </li>
   </ul>
 
@@ -363,8 +370,8 @@
 
       <footer class="post-footer">
           <div class="post-tags">
-              <a href="/tags/C/" rel="tag"># C++</a>
               <a href="/tags/leetcode/" rel="tag"># leetcode</a>
+              <a href="/tags/C/" rel="tag"># C++</a>
           </div>
 
         
@@ -565,6 +572,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/01/04/Path-Sum/index.html b/2015/01/04/Path-Sum/index.html
index 63d5609492..7f7717f62f 100644
--- a/2015/01/04/Path-Sum/index.html
+++ b/2015/01/04/Path-Sum/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/01/04/Path-Sum/" class="post-meta-item leancloud_visitors" data-flag-title="Path Sum" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -309,19 +316,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -567,6 +574,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/01/14/Two-Sum/index.html b/2015/01/14/Two-Sum/index.html
index 520e522e3a..2fbaa08267 100644
--- a/2015/01/14/Two-Sum/index.html
+++ b/2015/01/14/Two-Sum/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/01/14/Two-Sum/" class="post-meta-item leancloud_visitors" data-flag-title="two sum" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -310,19 +317,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -568,6 +575,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/01/16/pcre-intro-and-a-simple-package/index.html b/2015/01/16/pcre-intro-and-a-simple-package/index.html
index ef85270605..8bcf1c7c20 100644
--- a/2015/01/16/pcre-intro-and-a-simple-package/index.html
+++ b/2015/01/16/pcre-intro-and-a-simple-package/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/01/16/pcre-intro-and-a-simple-package/" class="post-meta-item leancloud_visitors" data-flag-title="pcre-intro-and-a-simple-package" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -328,10 +335,10 @@
       <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/14/Add-Two-Number/" rel="bookmark">add-two-number</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
@@ -580,6 +587,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/03/11/Number-Of-1-Bits/index.html b/2015/03/11/Number-Of-1-Bits/index.html
index 13a6c1170d..5ca28a4fc3 100644
--- a/2015/03/11/Number-Of-1-Bits/index.html
+++ b/2015/03/11/Number-Of-1-Bits/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/03/11/Number-Of-1-Bits/" class="post-meta-item leancloud_visitors" data-flag-title="Number of 1 Bits" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -306,19 +313,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
     </li>
   </ul>
 
@@ -564,6 +571,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/03/11/Reverse-Bits/index.html b/2015/03/11/Reverse-Bits/index.html
index 9b461a7898..e30a2c1831 100644
--- a/2015/03/11/Reverse-Bits/index.html
+++ b/2015/03/11/Reverse-Bits/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/03/11/Reverse-Bits/" class="post-meta-item leancloud_visitors" data-flag-title="Reverse Bits" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -307,19 +314,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -565,6 +572,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/03/13/Reverse-Integer/index.html b/2015/03/13/Reverse-Integer/index.html
index f5f98a7c5c..8499789931 100644
--- a/2015/03/13/Reverse-Integer/index.html
+++ b/2015/03/13/Reverse-Integer/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/03/13/Reverse-Integer/" class="post-meta-item leancloud_visitors" data-flag-title="Reverse Integer" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -310,19 +317,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -568,6 +575,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/04/14/Add-Two-Number/index.html b/2015/04/14/Add-Two-Number/index.html
index 8d38f89139..b31fa14866 100644
--- a/2015/04/14/Add-Two-Number/index.html
+++ b/2015/04/14/Add-Two-Number/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/04/14/Add-Two-Number/" class="post-meta-item leancloud_visitors" data-flag-title="add-two-number" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -310,19 +317,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
     </li>
   </ul>
 
@@ -568,6 +575,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/04/15/Leetcode-No-3/index.html b/2015/04/15/Leetcode-No-3/index.html
index 7263d712c0..a496789fdb 100644
--- a/2015/04/15/Leetcode-No-3/index.html
+++ b/2015/04/15/Leetcode-No-3/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/04/15/Leetcode-No-3/" class="post-meta-item leancloud_visitors" data-flag-title="leetcode no.3" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -307,19 +314,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
     </li>
   </ul>
 
@@ -565,6 +572,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2015/06/22/invert-binary-tree/index.html b/2015/06/22/invert-binary-tree/index.html
index dd72a51d93..8f8a8f4fb1 100644
--- a/2015/06/22/invert-binary-tree/index.html
+++ b/2015/06/22/invert-binary-tree/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2015/06/22/invert-binary-tree/" class="post-meta-item leancloud_visitors" data-flag-title="invert-binary-tree" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -316,19 +323,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -573,6 +580,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/07/13/swoole-websocket-test/index.html b/2016/07/13/swoole-websocket-test/index.html
index 3622dfd9f3..cfab55d3f3 100644
--- a/2016/07/13/swoole-websocket-test/index.html
+++ b/2016/07/13/swoole-websocket-test/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2016/07/13/swoole-websocket-test/" class="post-meta-item leancloud_visitors" data-flag-title="swoole-websocket-test" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -572,6 +579,95 @@ user3:
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/08/14/34-Search-for-a-Range/index.html b/2016/08/14/34-Search-for-a-Range/index.html
index ade2753655..930184b702 100644
--- a/2016/08/14/34-Search-for-a-Range/index.html
+++ b/2016/08/14/34-Search-for-a-Range/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2016/08/14/34-Search-for-a-Range/" class="post-meta-item leancloud_visitors" data-flag-title="34_Search_for_a_Range" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -308,19 +315,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/14/Two-Sum/" rel="bookmark">two sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/14/Add-Two-Number/" rel="bookmark">add-two-number</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
     </li>
   </ul>
 
@@ -566,6 +573,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/08/14/docker-mysql-cluster/index.html b/2016/08/14/docker-mysql-cluster/index.html
index d6225401f5..ee28e36eeb 100644
--- a/2016/08/14/docker-mysql-cluster/index.html
+++ b/2016/08/14/docker-mysql-cluster/index.html
@@ -271,6 +271,13 @@
             </span>
 
           
+            <span id="/2016/08/14/docker-mysql-cluster/" class="post-meta-item leancloud_visitors" data-flag-title="docker-mysql-cluster" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -552,6 +559,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/09/29/binary-watch/index.html b/2016/09/29/binary-watch/index.html
index 771105b38e..f32d2802d4 100644
--- a/2016/09/29/binary-watch/index.html
+++ b/2016/09/29/binary-watch/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2016/09/29/binary-watch/" class="post-meta-item leancloud_visitors" data-flag-title="binary-watch" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -316,19 +323,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -574,6 +581,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/10/11/minimum-size-subarray-sum-209/index.html b/2016/10/11/minimum-size-subarray-sum-209/index.html
index 582bf40e91..a1079fe133 100644
--- a/2016/10/11/minimum-size-subarray-sum-209/index.html
+++ b/2016/10/11/minimum-size-subarray-sum-209/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2016/10/11/minimum-size-subarray-sum-209/" class="post-meta-item leancloud_visitors" data-flag-title="minimum-size-subarray-sum-209" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -306,19 +313,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/12/summary-ranges-228/" rel="bookmark">summary-ranges-228</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -564,6 +571,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/10/12/summary-ranges-228/index.html b/2016/10/12/summary-ranges-228/index.html
index aad561d601..637eb752b8 100644
--- a/2016/10/12/summary-ranges-228/index.html
+++ b/2016/10/12/summary-ranges-228/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2016/10/12/summary-ranges-228/" class="post-meta-item leancloud_visitors" data-flag-title="summary-ranges-228" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -305,19 +312,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Reverse-Bits/" rel="bookmark">Reverse Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/13/Reverse-Integer/" rel="bookmark">Reverse Integer</a></div>
+      <div class="popular-posts-title"><a href="/2016/08/14/34-Search-for-a-Range/" rel="bookmark">34_Search_for_a_Range</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
+      <div class="popular-posts-title"><a href="/2016/10/11/minimum-size-subarray-sum-209/" rel="bookmark">minimum-size-subarray-sum-209</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
+      <div class="popular-posts-title"><a href="/2015/04/15/Leetcode-No-3/" rel="bookmark">leetcode no.3</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2015/01/04/Path-Sum/" rel="bookmark">Path Sum</a></div>
+      <div class="popular-posts-title"><a href="/2015/03/11/Number-Of-1-Bits/" rel="bookmark">Number of 1 Bits</a></div>
     </li>
   </ul>
 
@@ -563,6 +570,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2016/11/10/php-abstract-class-and-interface/index.html b/2016/11/10/php-abstract-class-and-interface/index.html
index 1e43b74b90..eca3728ee6 100644
--- a/2016/11/10/php-abstract-class-and-interface/index.html
+++ b/2016/11/10/php-abstract-class-and-interface/index.html
@@ -267,6 +267,13 @@
             </span>
 
           
+            <span id="/2016/11/10/php-abstract-class-and-interface/" class="post-meta-item leancloud_visitors" data-flag-title="php-abstract-class-and-interface" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -558,6 +565,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2017/03/28/spark-little-tips/index.html b/2017/03/28/spark-little-tips/index.html
index 375b00f8a4..8410490b26 100644
--- a/2017/03/28/spark-little-tips/index.html
+++ b/2017/03/28/spark-little-tips/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2017/03/28/spark-little-tips/" class="post-meta-item leancloud_visitors" data-flag-title="spark-little-tips" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -547,6 +554,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2017/04/25/rabbitmq-tips/index.html b/2017/04/25/rabbitmq-tips/index.html
index 3c59615582..ca0ab260f3 100644
--- a/2017/04/25/rabbitmq-tips/index.html
+++ b/2017/04/25/rabbitmq-tips/index.html
@@ -269,6 +269,13 @@
             </span>
 
           
+            <span id="/2017/04/25/rabbitmq-tips/" class="post-meta-item leancloud_visitors" data-flag-title="rabbitmq-tips" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -559,6 +566,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2017/05/09/ambari-summary/index.html b/2017/05/09/ambari-summary/index.html
index 50987a93c8..421925a900 100644
--- a/2017/05/09/ambari-summary/index.html
+++ b/2017/05/09/ambari-summary/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2017/05/09/ambari-summary/" class="post-meta-item leancloud_visitors" data-flag-title="ambari-summary" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -551,6 +558,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/06/18/openresty/index.html b/2019/06/18/openresty/index.html
index 57364c3f49..820db677ca 100644
--- a/2019/06/18/openresty/index.html
+++ b/2019/06/18/openresty/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2019/06/18/openresty/" class="post-meta-item leancloud_visitors" data-flag-title="openresty" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -573,6 +580,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/09/23/AbstractQueuedSynchronizer/index.html b/2019/09/23/AbstractQueuedSynchronizer/index.html
index b732c7ba94..7578d7f7b7 100644
--- a/2019/09/23/AbstractQueuedSynchronizer/index.html
+++ b/2019/09/23/AbstractQueuedSynchronizer/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2019/09/23/AbstractQueuedSynchronizer/" class="post-meta-item leancloud_visitors" data-flag-title="AbstractQueuedSynchronizer" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -548,6 +555,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/12/07/JVM-G1-Part-1/index.html b/2019/12/07/JVM-G1-Part-1/index.html
index 51da13ba36..e07030a401 100644
--- a/2019/12/07/JVM-G1-Part-1/index.html
+++ b/2019/12/07/JVM-G1-Part-1/index.html
@@ -61,9 +61,9 @@
 <meta property="article:published_time" content="2019-12-06T16:54:19.000Z">
 <meta property="article:modified_time" content="2019-12-19T16:01:42.000Z">
 <meta property="article:author" content="Nicksxs">
+<meta property="article:tag" content="C++">
 <meta property="article:tag" content="Java">
 <meta property="article:tag" content="JVM">
-<meta property="article:tag" content="C++">
 <meta name="twitter:card" content="summary">
 
 <link rel="canonical" href="https://nicksxs.me/2019/12/07/JVM-G1-Part-1/">
@@ -268,14 +268,14 @@
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
-                    <span itemprop="name">JVM</span>
+                  <a href="/categories/C/" itemprop="url" rel="index">
+                    <span itemprop="name">C++</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/C/" itemprop="url" rel="index">
-                    <span itemprop="name">C++</span>
+                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
+                    <span itemprop="name">JVM</span>
                   </a>
                 </span>
                   , 
@@ -287,6 +287,13 @@
             </span>
 
           
+            <span id="/2019/12/07/JVM-G1-Part-1/" class="post-meta-item leancloud_visitors" data-flag-title="JVM源码分析之G1垃圾收集器分析一" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -337,10 +344,10 @@
       <div class="popular-posts-title"><a href="/2020/02/09/G1收集器概述/" rel="bookmark">G1收集器概述</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/02/16/Maven实用小技巧/" rel="bookmark">Maven实用小技巧</a></div>
+      <div class="popular-posts-title"><a href="/2014/12/30/Clone-Graph-Part-I/" rel="bookmark">Clone Graph Part I</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2014/12/30/Clone-Graph-Part-I/" rel="bookmark">Clone Graph Part I</a></div>
+      <div class="popular-posts-title"><a href="/2020/02/16/Maven实用小技巧/" rel="bookmark">Maven实用小技巧</a></div>
     </li>
   </ul>
 
@@ -384,9 +391,9 @@
 
       <footer class="post-footer">
           <div class="post-tags">
+              <a href="/tags/C/" rel="tag"># C++</a>
               <a href="/tags/Java/" rel="tag"># Java</a>
               <a href="/tags/JVM/" rel="tag"># JVM</a>
-              <a href="/tags/C/" rel="tag"># C++</a>
           </div>
 
         
@@ -586,6 +593,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/12/10/Redis-Part-1/index.html b/2019/12/10/Redis-Part-1/index.html
index ce57b17c3b..3071e9cc0f 100644
--- a/2019/12/10/Redis-Part-1/index.html
+++ b/2019/12/10/Redis-Part-1/index.html
@@ -288,6 +288,13 @@
             </span>
 
           
+            <span id="/2019/12/10/Redis-Part-1/" class="post-meta-item leancloud_visitors" data-flag-title="Redis_分布式锁" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -582,6 +589,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/12/18/1Q84读后感/index.html b/2019/12/18/1Q84读后感/index.html
index ee96438e96..792b2279f4 100644
--- a/2019/12/18/1Q84读后感/index.html
+++ b/2019/12/18/1Q84读后感/index.html
@@ -260,14 +260,14 @@
               </span>
               <span class="post-meta-item-text">In</span>
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/" itemprop="url" rel="index">
-                    <span itemprop="name">读后感</span>
+                  <a href="/categories/%E7%94%9F%E6%B4%BB/" itemprop="url" rel="index">
+                    <span itemprop="name">生活</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/%E7%94%9F%E6%B4%BB/" itemprop="url" rel="index">
-                    <span itemprop="name">生活</span>
+                  <a href="/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/" itemprop="url" rel="index">
+                    <span itemprop="name">读后感</span>
                   </a>
                 </span>
                   , 
@@ -279,6 +279,13 @@
             </span>
 
           
+            <span id="/2019/12/18/1Q84%E8%AF%BB%E5%90%8E%E6%84%9F/" class="post-meta-item leancloud_visitors" data-flag-title="村上春树《1Q84》读后感" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -558,6 +565,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/12/21/聊聊Java中的单例模式/index.html b/2019/12/21/聊聊Java中的单例模式/index.html
index c1e7b3703b..d2fbebac3d 100644
--- a/2019/12/21/聊聊Java中的单例模式/index.html
+++ b/2019/12/21/聊聊Java中的单例模式/index.html
@@ -285,6 +285,13 @@
             </span>
 
           
+            <span id="/2019/12/21/%E8%81%8A%E8%81%8AJava%E4%B8%AD%E7%9A%84%E5%8D%95%E4%BE%8B%E6%A8%A1%E5%BC%8F/" class="post-meta-item leancloud_visitors" data-flag-title="聊聊Java中的单例模式" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -571,6 +578,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2019/12/26/redis数据结构介绍/index.html b/2019/12/26/redis数据结构介绍/index.html
index fc6abea262..b78a24a688 100644
--- a/2019/12/26/redis数据结构介绍/index.html
+++ b/2019/12/26/redis数据结构介绍/index.html
@@ -302,6 +302,13 @@
             </span>
 
           
+            <span id="/2019/12/26/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍-第一部分 SDS，链表，字典" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -345,18 +352,18 @@
       
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
-    <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
-    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/20/redis数据结构介绍五/" rel="bookmark">redis数据结构介绍五-第五部分 对象</a></div>
     </li>
+    <li class="popular-posts-item">
+      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
+    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
     </li>
@@ -605,6 +612,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/01/04/redis数据结构介绍二/index.html b/2020/01/04/redis数据结构介绍二/index.html
index 432442712f..884553a7aa 100644
--- a/2020/01/04/redis数据结构介绍二/index.html
+++ b/2020/01/04/redis数据结构介绍二/index.html
@@ -301,6 +301,13 @@
             </span>
 
           
+            <span id="/2020/01/04/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%BA%8C/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍二-第二部分 跳表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -342,18 +349,18 @@
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
     </li>
-    <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
-    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/20/redis数据结构介绍五/" rel="bookmark">redis数据结构介绍五-第五部分 对象</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
     </li>
+    <li class="popular-posts-item">
+      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+    </li>
   </ul>
 
         <div class="reward-container">
@@ -599,6 +606,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/01/10/redis数据结构介绍三/index.html b/2020/01/10/redis数据结构介绍三/index.html
index f5878c2f0e..7934b97b94 100644
--- a/2020/01/10/redis数据结构介绍三/index.html
+++ b/2020/01/10/redis数据结构介绍三/index.html
@@ -299,6 +299,13 @@
             </span>
 
           
+            <span id="/2020/01/10/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%B8%89/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍三-第三部分 整数集合" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -343,18 +350,18 @@
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
     </li>
-    <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
-    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/20/redis数据结构介绍五/" rel="bookmark">redis数据结构介绍五-第五部分 对象</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
     </li>
+    <li class="popular-posts-item">
+      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+    </li>
   </ul>
 
         <div class="reward-container">
@@ -599,6 +606,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/01/19/redis数据结构介绍四/index.html b/2020/01/19/redis数据结构介绍四/index.html
index cfa7effb3a..539ae9c607 100644
--- a/2020/01/19/redis数据结构介绍四/index.html
+++ b/2020/01/19/redis数据结构介绍四/index.html
@@ -290,6 +290,13 @@
             </span>
 
           
+            <span id="/2020/01/19/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E5%9B%9B/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍四-第四部分 压缩表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -336,19 +343,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/20/redis数据结构介绍五/" rel="bookmark">redis数据结构介绍五-第五部分 对象</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+      <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
     </li>
   </ul>
 
@@ -594,6 +601,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/01/20/redis数据结构介绍五/index.html b/2020/01/20/redis数据结构介绍五/index.html
index 728a10de44..940be6aeeb 100644
--- a/2020/01/20/redis数据结构介绍五/index.html
+++ b/2020/01/20/redis数据结构介绍五/index.html
@@ -290,6 +290,13 @@
             </span>
 
           
+            <span id="/2020/01/20/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%BA%94/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍五-第五部分 对象" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -334,19 +341,19 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
+      <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/22/redis数据结构介绍六/" rel="bookmark">redis数据结构介绍六 快表</a></div>
     </li>
   </ul>
 
@@ -592,6 +599,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/01/22/redis数据结构介绍六/index.html b/2020/01/22/redis数据结构介绍六/index.html
index edf531f8ec..1fe9e34287 100644
--- a/2020/01/22/redis数据结构介绍六/index.html
+++ b/2020/01/22/redis数据结构介绍六/index.html
@@ -297,6 +297,13 @@
             </span>
 
           
+            <span id="/2020/01/22/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E5%85%AD/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍六 快表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -354,18 +361,18 @@
       
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
-    <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
-    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/04/redis数据结构介绍二/" rel="bookmark">redis数据结构介绍二-第二部分 跳表</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
+      <div class="popular-posts-title"><a href="/2020/01/10/redis数据结构介绍三/" rel="bookmark">redis数据结构介绍三-第三部分 整数集合</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/01/20/redis数据结构介绍五/" rel="bookmark">redis数据结构介绍五-第五部分 对象</a></div>
     </li>
+    <li class="popular-posts-item">
+      <div class="popular-posts-title"><a href="/2020/01/19/redis数据结构介绍四/" rel="bookmark">redis数据结构介绍四-第四部分 压缩表</a></div>
+    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2019/12/26/redis数据结构介绍/" rel="bookmark">redis数据结构介绍-第一部分 SDS，链表，字典</a></div>
     </li>
@@ -614,6 +621,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/02/01/2019年终总结/index.html b/2020/02/01/2019年终总结/index.html
index 51ee5250e3..2c07db7cfe 100644
--- a/2020/02/01/2019年终总结/index.html
+++ b/2020/02/01/2019年终总结/index.html
@@ -275,6 +275,13 @@
             </span>
 
           
+            <span id="/2020/02/01/2019%E5%B9%B4%E7%BB%88%E6%80%BB%E7%BB%93/" class="post-meta-item leancloud_visitors" data-flag-title="2019年终总结" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -570,6 +577,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/02/09/G1收集器概述/index.html b/2020/02/09/G1收集器概述/index.html
index 024f103c7a..19049d4da0 100644
--- a/2020/02/09/G1收集器概述/index.html
+++ b/2020/02/09/G1收集器概述/index.html
@@ -266,14 +266,14 @@
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
-                    <span itemprop="name">JVM</span>
+                  <a href="/categories/C/" itemprop="url" rel="index">
+                    <span itemprop="name">C++</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/C/" itemprop="url" rel="index">
-                    <span itemprop="name">C++</span>
+                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
+                    <span itemprop="name">JVM</span>
                   </a>
                 </span>
                   , 
@@ -285,6 +285,13 @@
             </span>
 
           
+            <span id="/2020/02/09/G1%E6%94%B6%E9%9B%86%E5%99%A8%E6%A6%82%E8%BF%B0/" class="post-meta-item leancloud_visitors" data-flag-title="G1收集器概述" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -332,10 +339,10 @@
       <div class="popular-posts-title"><a href="/2019/12/07/JVM-G1-Part-1/" rel="bookmark">JVM源码分析之G1垃圾收集器分析一</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/02/16/Maven实用小技巧/" rel="bookmark">Maven实用小技巧</a></div>
+      <div class="popular-posts-title"><a href="/2014/12/30/Clone-Graph-Part-I/" rel="bookmark">Clone Graph Part I</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2014/12/30/Clone-Graph-Part-I/" rel="bookmark">Clone Graph Part I</a></div>
+      <div class="popular-posts-title"><a href="/2020/02/16/Maven实用小技巧/" rel="bookmark">Maven实用小技巧</a></div>
     </li>
   </ul>
 
@@ -379,9 +386,9 @@
 
       <footer class="post-footer">
           <div class="post-tags">
+              <a href="/tags/C/" rel="tag"># C++</a>
               <a href="/tags/Java/" rel="tag"># Java</a>
               <a href="/tags/JVM/" rel="tag"># JVM</a>
-              <a href="/tags/C/" rel="tag"># C++</a>
               <a href="/tags/G1/" rel="tag"># G1</a>
               <a href="/tags/GC/" rel="tag"># GC</a>
               <a href="/tags/Garbage-First-Collector/" rel="tag"># Garbage-First Collector</a>
@@ -584,6 +591,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/02/16/Maven实用小技巧/index.html b/2020/02/16/Maven实用小技巧/index.html
index 5547a21b25..fc9aa683de 100644
--- a/2020/02/16/Maven实用小技巧/index.html
+++ b/2020/02/16/Maven实用小技巧/index.html
@@ -268,6 +268,13 @@
             </span>
 
           
+            <span id="/2020/02/16/Maven%E5%AE%9E%E7%94%A8%E5%B0%8F%E6%8A%80%E5%B7%A7/" class="post-meta-item leancloud_visitors" data-flag-title="Maven实用小技巧" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -576,6 +583,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/02/22/gogs使用webhook部署react单页应用/index.html b/2020/02/22/gogs使用webhook部署react单页应用/index.html
index face706676..c8a5aa52f7 100644
--- a/2020/02/22/gogs使用webhook部署react单页应用/index.html
+++ b/2020/02/22/gogs使用webhook部署react单页应用/index.html
@@ -269,6 +269,13 @@
             </span>
 
           
+            <span id="/2020/02/22/gogs%E4%BD%BF%E7%94%A8webhook%E9%83%A8%E7%BD%B2react%E5%8D%95%E9%A1%B5%E5%BA%94%E7%94%A8/" class="post-meta-item leancloud_visitors" data-flag-title="gogs使用webhook部署react单页应用" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -564,6 +571,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/03/01/寄生虫观后感/index.html b/2020/03/01/寄生虫观后感/index.html
index ffbd67d7c5..634939edfc 100644
--- a/2020/03/01/寄生虫观后感/index.html
+++ b/2020/03/01/寄生虫观后感/index.html
@@ -275,6 +275,13 @@
             </span>
 
           
+            <span id="/2020/03/01/%E5%AF%84%E7%94%9F%E8%99%AB%E8%A7%82%E5%90%8E%E6%84%9F/" class="post-meta-item leancloud_visitors" data-flag-title="寄生虫观后感" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -561,6 +568,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/03/08/docker比一般多一点的初学者介绍/index.html b/2020/03/08/docker比一般多一点的初学者介绍/index.html
index 011db40ef0..4298c7a00a 100644
--- a/2020/03/08/docker比一般多一点的初学者介绍/index.html
+++ b/2020/03/08/docker比一般多一点的初学者介绍/index.html
@@ -284,6 +284,13 @@
             </span>
 
           
+            <span id="/2020/03/08/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -611,6 +618,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/03/15/docker比一般多一点的初学者介绍二/index.html b/2020/03/15/docker比一般多一点的初学者介绍二/index.html
index 12e87d1590..c3b93f44dd 100644
--- a/2020/03/15/docker比一般多一点的初学者介绍二/index.html
+++ b/2020/03/15/docker比一般多一点的初学者介绍二/index.html
@@ -286,6 +286,13 @@
             </span>
 
           
+            <span id="/2020/03/15/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%BA%8C/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍二" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -585,6 +592,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/03/21/docker比一般多一点的初学者介绍三/index.html b/2020/03/21/docker比一般多一点的初学者介绍三/index.html
index 8dfe412dcb..c8fa6cc1e5 100644
--- a/2020/03/21/docker比一般多一点的初学者介绍三/index.html
+++ b/2020/03/21/docker比一般多一点的初学者介绍三/index.html
@@ -282,6 +282,13 @@
             </span>
 
           
+            <span id="/2020/03/21/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%B8%89/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍三" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -334,10 +341,10 @@
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/03/15/docker比一般多一点的初学者介绍二/" rel="bookmark">docker比一般多一点的初学者介绍二</a></div>
+      <div class="popular-posts-title"><a href="/2020/03/08/docker比一般多一点的初学者介绍/" rel="bookmark">docker比一般多一点的初学者介绍</a></div>
     </li>
     <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/03/08/docker比一般多一点的初学者介绍/" rel="bookmark">docker比一般多一点的初学者介绍</a></div>
+      <div class="popular-posts-title"><a href="/2020/03/15/docker比一般多一点的初学者介绍二/" rel="bookmark">docker比一般多一点的初学者介绍二</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/03/29/echo命令的一个小技巧/" rel="bookmark">docker使用中发现的echo命令的一个小技巧及其他</a></div>
@@ -587,6 +594,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/2020/03/29/echo命令的一个小技巧/index.html b/2020/03/29/echo命令的一个小技巧/index.html
index 55914ebbdd..076f405a99 100644
--- a/2020/03/29/echo命令的一个小技巧/index.html
+++ b/2020/03/29/echo命令的一个小技巧/index.html
@@ -294,6 +294,13 @@
             </span>
 
           
+            <span id="/2020/03/29/echo%E5%91%BD%E4%BB%A4%E7%9A%84%E4%B8%80%E4%B8%AA%E5%B0%8F%E6%8A%80%E5%B7%A7/" class="post-meta-item leancloud_visitors" data-flag-title="docker使用中发现的echo命令的一个小技巧及其他" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -328,15 +335,15 @@
       
   <div class="popular-posts-header">Related Posts</div>
   <ul class="popular-posts">
-    <li class="popular-posts-item">
-      <div class="popular-posts-title"><a href="/2020/03/15/docker比一般多一点的初学者介绍二/" rel="bookmark">docker比一般多一点的初学者介绍二</a></div>
-    </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/03/08/docker比一般多一点的初学者介绍/" rel="bookmark">docker比一般多一点的初学者介绍</a></div>
     </li>
     <li class="popular-posts-item">
       <div class="popular-posts-title"><a href="/2020/03/21/docker比一般多一点的初学者介绍三/" rel="bookmark">docker比一般多一点的初学者介绍三</a></div>
     </li>
+    <li class="popular-posts-item">
+      <div class="popular-posts-title"><a href="/2020/03/15/docker比一般多一点的初学者介绍二/" rel="bookmark">docker比一般多一点的初学者介绍二</a></div>
+    </li>
   </ul>
 
         <div class="reward-container">
@@ -580,6 +587,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/404.html b/404.html
index 41f7c87fe4..a99909e27a 100644
--- a/404.html
+++ b/404.html
@@ -443,6 +443,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/404/index.html b/404/index.html
index c7324b125f..3547b730b5 100644
--- a/404/index.html
+++ b/404/index.html
@@ -430,6 +430,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2014/12/index.html b/archives/2014/12/index.html
index 5adeace2ba..19504ec62d 100644
--- a/archives/2014/12/index.html
+++ b/archives/2014/12/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2014/index.html b/archives/2014/index.html
index 8bcf53c9a8..36bf88d41c 100644
--- a/archives/2014/index.html
+++ b/archives/2014/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2015/01/index.html b/archives/2015/01/index.html
index 1c8faaa18e..23f524ca2e 100644
--- a/archives/2015/01/index.html
+++ b/archives/2015/01/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2015/03/index.html b/archives/2015/03/index.html
index 1ce38bac53..ca45067456 100644
--- a/archives/2015/03/index.html
+++ b/archives/2015/03/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2015/04/index.html b/archives/2015/04/index.html
index 8b76541e69..c0e318760a 100644
--- a/archives/2015/04/index.html
+++ b/archives/2015/04/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2015/06/index.html b/archives/2015/06/index.html
index 61aff9671b..3168db9fb8 100644
--- a/archives/2015/06/index.html
+++ b/archives/2015/06/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2015/index.html b/archives/2015/index.html
index b3dbc8c51d..7f9e73615f 100644
--- a/archives/2015/index.html
+++ b/archives/2015/index.html
@@ -591,6 +591,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/07/index.html b/archives/2016/07/index.html
index 554a107065..feac8e0c30 100644
--- a/archives/2016/07/index.html
+++ b/archives/2016/07/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/08/index.html b/archives/2016/08/index.html
index 979da026b4..c99ba9a1f1 100644
--- a/archives/2016/08/index.html
+++ b/archives/2016/08/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/09/index.html b/archives/2016/09/index.html
index 34d074f52d..2ab55aa07e 100644
--- a/archives/2016/09/index.html
+++ b/archives/2016/09/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/10/index.html b/archives/2016/10/index.html
index 7fa62e6955..16b1404414 100644
--- a/archives/2016/10/index.html
+++ b/archives/2016/10/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/11/index.html b/archives/2016/11/index.html
index 30feda149a..01d15c5c80 100644
--- a/archives/2016/11/index.html
+++ b/archives/2016/11/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2016/index.html b/archives/2016/index.html
index 041cbb0313..c8d6fe9efc 100644
--- a/archives/2016/index.html
+++ b/archives/2016/index.html
@@ -551,6 +551,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2017/03/index.html b/archives/2017/03/index.html
index 039c746e31..ca46c80cf3 100644
--- a/archives/2017/03/index.html
+++ b/archives/2017/03/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2017/04/index.html b/archives/2017/04/index.html
index 9e75a46023..0835a902a8 100644
--- a/archives/2017/04/index.html
+++ b/archives/2017/04/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2017/05/index.html b/archives/2017/05/index.html
index 7cce610578..bc650d54c8 100644
--- a/archives/2017/05/index.html
+++ b/archives/2017/05/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2017/index.html b/archives/2017/index.html
index 92ae4f6235..652c1a7a16 100644
--- a/archives/2017/index.html
+++ b/archives/2017/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2019/06/index.html b/archives/2019/06/index.html
index 9b6a7f4750..34615a3e63 100644
--- a/archives/2019/06/index.html
+++ b/archives/2019/06/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2019/09/index.html b/archives/2019/09/index.html
index 915c91b823..afdcfc248b 100644
--- a/archives/2019/09/index.html
+++ b/archives/2019/09/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2019/12/index.html b/archives/2019/12/index.html
index 3d71888006..50be78747a 100644
--- a/archives/2019/12/index.html
+++ b/archives/2019/12/index.html
@@ -511,6 +511,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2019/index.html b/archives/2019/index.html
index 22a0aab504..6dd303e886 100644
--- a/archives/2019/index.html
+++ b/archives/2019/index.html
@@ -551,6 +551,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2020/01/index.html b/archives/2020/01/index.html
index 504400d03c..6afe90a42b 100644
--- a/archives/2020/01/index.html
+++ b/archives/2020/01/index.html
@@ -511,6 +511,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2020/02/index.html b/archives/2020/02/index.html
index c5c2ce18fb..56256dfceb 100644
--- a/archives/2020/02/index.html
+++ b/archives/2020/02/index.html
@@ -491,6 +491,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2020/03/index.html b/archives/2020/03/index.html
index e1b1617829..6ad1f66e2c 100644
--- a/archives/2020/03/index.html
+++ b/archives/2020/03/index.html
@@ -511,6 +511,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2020/index.html b/archives/2020/index.html
index 94dea1a4b1..ff1e9aeacc 100644
--- a/archives/2020/index.html
+++ b/archives/2020/index.html
@@ -614,6 +614,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/2020/page/2/index.html b/archives/2020/page/2/index.html
index 91aa8bb8e3..4c7532d45f 100644
--- a/archives/2020/page/2/index.html
+++ b/archives/2020/page/2/index.html
@@ -494,6 +494,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/index.html b/archives/index.html
index f079385133..0b63c12451 100644
--- a/archives/index.html
+++ b/archives/index.html
@@ -614,6 +614,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/page/2/index.html b/archives/page/2/index.html
index 6f81c26087..68f189d9de 100644
--- a/archives/page/2/index.html
+++ b/archives/page/2/index.html
@@ -617,6 +617,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/page/3/index.html b/archives/page/3/index.html
index feafe7c251..25d222d51a 100644
--- a/archives/page/3/index.html
+++ b/archives/page/3/index.html
@@ -620,6 +620,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/page/4/index.html b/archives/page/4/index.html
index 917225d3e5..33d77dad88 100644
--- a/archives/page/4/index.html
+++ b/archives/page/4/index.html
@@ -617,6 +617,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/archives/page/5/index.html b/archives/page/5/index.html
index 9175e842ce..d550a9c0fa 100644
--- a/archives/page/5/index.html
+++ b/archives/page/5/index.html
@@ -474,6 +474,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/atom.xml b/atom.xml
index c3d60cf402..2a278c0eec 100644
--- a/atom.xml
+++ b/atom.xml
@@ -277,19 +277,19 @@
     
       <category term="Java" scheme="https://nicksxs.me/categories/Java/"/>
     
-      <category term="JVM" scheme="https://nicksxs.me/categories/Java/JVM/"/>
-    
       <category term="C++" scheme="https://nicksxs.me/categories/C/"/>
     
+      <category term="JVM" scheme="https://nicksxs.me/categories/Java/JVM/"/>
+    
       <category term="GC" scheme="https://nicksxs.me/categories/Java/GC/"/>
     
     
+      <category term="C++" scheme="https://nicksxs.me/tags/C/"/>
+    
       <category term="Java" scheme="https://nicksxs.me/tags/Java/"/>
     
       <category term="JVM" scheme="https://nicksxs.me/tags/JVM/"/>
     
-      <category term="C++" scheme="https://nicksxs.me/tags/C/"/>
-    
       <category term="G1" scheme="https://nicksxs.me/tags/G1/"/>
     
       <category term="GC" scheme="https://nicksxs.me/tags/GC/"/>
@@ -626,10 +626,10 @@
     </summary>
     
     
-      <category term="读后感" scheme="https://nicksxs.me/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/"/>
-    
       <category term="生活" scheme="https://nicksxs.me/categories/%E7%94%9F%E6%B4%BB/"/>
     
+      <category term="读后感" scheme="https://nicksxs.me/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/"/>
+    
       <category term="村上春树" scheme="https://nicksxs.me/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/%E6%9D%91%E4%B8%8A%E6%98%A5%E6%A0%91/"/>
     
     
@@ -699,19 +699,19 @@
     
       <category term="Java" scheme="https://nicksxs.me/categories/Java/"/>
     
-      <category term="JVM" scheme="https://nicksxs.me/categories/Java/JVM/"/>
-    
       <category term="C++" scheme="https://nicksxs.me/categories/C/"/>
     
+      <category term="JVM" scheme="https://nicksxs.me/categories/Java/JVM/"/>
+    
       <category term="GC" scheme="https://nicksxs.me/categories/Java/GC/"/>
     
     
+      <category term="C++" scheme="https://nicksxs.me/tags/C/"/>
+    
       <category term="Java" scheme="https://nicksxs.me/tags/Java/"/>
     
       <category term="JVM" scheme="https://nicksxs.me/tags/JVM/"/>
     
-      <category term="C++" scheme="https://nicksxs.me/tags/C/"/>
-    
   </entry>
   
   <entry>
diff --git a/baidu_verify_Gl8jtoDV4z.html b/baidu_verify_Gl8jtoDV4z.html
index e90a8430a4..5220b979b0 100644
--- a/baidu_verify_Gl8jtoDV4z.html
+++ b/baidu_verify_Gl8jtoDV4z.html
@@ -432,6 +432,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/baidusitemap.xml b/baidusitemap.xml
index b34dfef7f7..8025a63eb3 100644
--- a/baidusitemap.xml
+++ b/baidusitemap.xml
@@ -43,10 +43,10 @@
     <loc>https://nicksxs.me/2019/12/10/Redis-Part-1/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2016/11/10/php-abstract-class-and-interface/</loc>
+    <loc>https://nicksxs.me/2016/09/29/binary-watch/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2016/09/29/binary-watch/</loc>
+    <loc>https://nicksxs.me/2016/11/10/php-abstract-class-and-interface/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
     <loc>https://nicksxs.me/2019/12/26/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D/</loc>
@@ -64,10 +64,10 @@
     <loc>https://nicksxs.me/2016/08/14/docker-mysql-cluster/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2019/06/18/openresty/</loc>
+    <loc>https://nicksxs.me/2017/05/09/ambari-summary/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2017/05/09/ambari-summary/</loc>
+    <loc>https://nicksxs.me/2019/06/18/openresty/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
     <loc>https://nicksxs.me/2020/01/04/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%BA%8C/</loc>
@@ -85,10 +85,10 @@
     <loc>https://nicksxs.me/2020/01/10/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%B8%89/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2014/12/23/my-new-post/</loc>
+    <loc>https://nicksxs.me/2017/03/28/spark-little-tips/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
-    <loc>https://nicksxs.me/2017/03/28/spark-little-tips/</loc>
+    <loc>https://nicksxs.me/2014/12/23/my-new-post/</loc>
     <lastmod>2020-01-12</lastmod>
   </url>  <url>
     <loc>https://nicksxs.me/2014/12/30/Clone-Graph-Part-I/</loc>
diff --git a/categories/C/Redis/index.html b/categories/C/Redis/index.html
index 47f0812255..eb7cb400bf 100644
--- a/categories/C/Redis/index.html
+++ b/categories/C/Redis/index.html
@@ -554,6 +554,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/C/index.html b/categories/C/index.html
index f81b21b0d4..9cf75183b0 100644
--- a/categories/C/index.html
+++ b/categories/C/index.html
@@ -554,6 +554,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/Design-Patterns/index.html b/categories/Java/Design-Patterns/index.html
index fbe52aee66..bfdee91b12 100644
--- a/categories/Java/Design-Patterns/index.html
+++ b/categories/Java/Design-Patterns/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/GC/index.html b/categories/Java/GC/index.html
index a5a1a6ad25..f1e81d9e9b 100644
--- a/categories/Java/GC/index.html
+++ b/categories/Java/GC/index.html
@@ -454,6 +454,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/JVM/index.html b/categories/Java/JVM/index.html
index 2d614e3189..47aead38f9 100644
--- a/categories/Java/JVM/index.html
+++ b/categories/Java/JVM/index.html
@@ -454,6 +454,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/Maven/index.html b/categories/Java/Maven/index.html
index f82d7c7610..c7dd33a4f0 100644
--- a/categories/Java/Maven/index.html
+++ b/categories/Java/Maven/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/Singleton/index.html b/categories/Java/Singleton/index.html
index 8cb752d7d4..e8048cbd65 100644
--- a/categories/Java/Singleton/index.html
+++ b/categories/Java/Singleton/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Java/index.html b/categories/Java/index.html
index 3ac9511eda..08f8d5db41 100644
--- a/categories/Java/index.html
+++ b/categories/Java/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
@@ -510,17 +599,11 @@
 
 </body>
 </html>
-pan>
-  <span class="author" itemprop="copyrightHolder">Nicksxs</span>
-</div>
-
-        
-
-
-
-
-
-
+ll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Linux/index.html b/categories/Linux/index.html
index 8243602034..457318e56c 100644
--- a/categories/Linux/index.html
+++ b/categories/Linux/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Linux/命令/echo/index.html b/categories/Linux/命令/echo/index.html
index 18fea615b9..e871f08f47 100644
--- a/categories/Linux/命令/echo/index.html
+++ b/categories/Linux/命令/echo/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Linux/命令/index.html b/categories/Linux/命令/index.html
index 8bb4b9b8f2..07b6d8d0da 100644
--- a/categories/Linux/命令/index.html
+++ b/categories/Linux/命令/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Redis/Distributed-Lock/index.html b/categories/Redis/Distributed-Lock/index.html
index 9ed637b331..d86d29ad72 100644
--- a/categories/Redis/Distributed-Lock/index.html
+++ b/categories/Redis/Distributed-Lock/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Redis/index.html b/categories/Redis/index.html
index 149fa8762c..48103399be 100644
--- a/categories/Redis/index.html
+++ b/categories/Redis/index.html
@@ -554,6 +554,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Redis/数据结构/index.html b/categories/Redis/数据结构/index.html
index 7798d5516b..dbdd82a871 100644
--- a/categories/Redis/数据结构/index.html
+++ b/categories/Redis/数据结构/index.html
@@ -534,6 +534,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/Redis/源码/index.html b/categories/Redis/源码/index.html
index f552a00cca..17ea4f6634 100644
--- a/categories/Redis/源码/index.html
+++ b/categories/Redis/源码/index.html
@@ -534,6 +534,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/data-analysis/index.html b/categories/data-analysis/index.html
index 0cee90fccd..1dd22cf19a 100644
--- a/categories/data-analysis/index.html
+++ b/categories/data-analysis/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/docker/index.html b/categories/docker/index.html
index 425bac02f7..d3eacce5c8 100644
--- a/categories/docker/index.html
+++ b/categories/docker/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
@@ -510,33 +599,19 @@
 
 </body>
 </html>
-"></div>
-
-
-      </div>
-    </main>
-
-    <footer class="footer">
-      <div class="footer-inner">
-        
-
-<div class="copyright">
-  
-  &copy; 
-  <span itemprop="copyrightYear">2020</span>
-  <span class="with-love">
-    <i class="fa fa-user"></i>
-  </span>
-  <span class="author" itemprop="copyrightHolder">Nicksxs</span>
-</div>
-
-        
-
-
-
-
-
-
+e': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/docker/介绍/index.html b/categories/docker/介绍/index.html
index 54a35b34ec..71087377d7 100644
--- a/categories/docker/介绍/index.html
+++ b/categories/docker/介绍/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/docker/发行版本/index.html b/categories/docker/发行版本/index.html
index 3ba89da138..ebccb68b80 100644
--- a/categories/docker/发行版本/index.html
+++ b/categories/docker/发行版本/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/index.html b/categories/index.html
index 113abda625..0ac973555c 100644
--- a/categories/index.html
+++ b/categories/index.html
@@ -433,6 +433,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/leetcode/index.html b/categories/leetcode/index.html
index 5a6e757eaa..09f7d200ee 100644
--- a/categories/leetcode/index.html
+++ b/categories/leetcode/index.html
@@ -617,6 +617,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/leetcode/page/2/index.html b/categories/leetcode/page/2/index.html
index e708f829c8..a1a14b1662 100644
--- a/categories/leetcode/page/2/index.html
+++ b/categories/leetcode/page/2/index.html
@@ -477,6 +477,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/nginx/index.html b/categories/nginx/index.html
index b5705a9f6f..7b141b943a 100644
--- a/categories/nginx/index.html
+++ b/categories/nginx/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/php/index.html b/categories/php/index.html
index a4f962c130..d7f273b3ca 100644
--- a/categories/php/index.html
+++ b/categories/php/index.html
@@ -474,6 +474,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/持续集成/index.html b/categories/持续集成/index.html
index 442406542b..d35c6cf017 100644
--- a/categories/持续集成/index.html
+++ b/categories/持续集成/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/生活/index.html b/categories/生活/index.html
index fafc17e578..f014c7fffc 100644
--- a/categories/生活/index.html
+++ b/categories/生活/index.html
@@ -474,6 +474,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/生活/年终总结/2019/index.html b/categories/生活/年终总结/2019/index.html
index ebaed53b08..953ad00d38 100644
--- a/categories/生活/年终总结/2019/index.html
+++ b/categories/生活/年终总结/2019/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/生活/年终总结/index.html b/categories/生活/年终总结/index.html
index d9fb02cf5d..8aa0d99a49 100644
--- a/categories/生活/年终总结/index.html
+++ b/categories/生活/年终总结/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/生活/影评/2020/index.html b/categories/生活/影评/2020/index.html
index a5d16e3bb8..fd7538b31a 100644
--- a/categories/生活/影评/2020/index.html
+++ b/categories/生活/影评/2020/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/生活/影评/index.html b/categories/生活/影评/index.html
index bf2e392db4..c2687e534b 100644
--- a/categories/生活/影评/index.html
+++ b/categories/生活/影评/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/读后感/index.html b/categories/读后感/index.html
index dcc91a0a14..df54a18c1e 100644
--- a/categories/读后感/index.html
+++ b/categories/读后感/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/categories/读后感/村上春树/index.html b/categories/读后感/村上春树/index.html
index 18ccadb5b1..94fa21a95a 100644
--- a/categories/读后感/村上春树/index.html
+++ b/categories/读后感/村上春树/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/css/main.css b/css/main.css
index 4ee74c90c2..3de8ca88b5 100644
--- a/css/main.css
+++ b/css/main.css
@@ -1259,7 +1259,7 @@ pre .javascript .function {
 }
 .links-of-author a::before,
 .links-of-author span.exturl::before {
-  background: #d6aaff;
+  background: #5371fb;
   border-radius: 50%;
   content: ' ';
   display: inline-block;
diff --git a/index.html b/index.html
index 4a3018ca39..29039b54c0 100644
--- a/index.html
+++ b/index.html
@@ -287,6 +287,13 @@
             </span>
 
           
+            <span id="/2020/03/29/echo%E5%91%BD%E4%BB%A4%E7%9A%84%E4%B8%80%E4%B8%AA%E5%B0%8F%E6%8A%80%E5%B7%A7/" class="post-meta-item leancloud_visitors" data-flag-title="docker使用中发现的echo命令的一个小技巧及其他" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -379,6 +386,13 @@
             </span>
 
           
+            <span id="/2020/03/21/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%B8%89/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍三" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -494,6 +508,13 @@
             </span>
 
           
+            <span id="/2020/03/15/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%BA%8C/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍二" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -603,6 +624,13 @@
             </span>
 
           
+            <span id="/2020/03/08/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D/" class="post-meta-item leancloud_visitors" data-flag-title="docker比一般多一点的初学者介绍" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -740,6 +768,13 @@
             </span>
 
           
+            <span id="/2020/03/01/%E5%AF%84%E7%94%9F%E8%99%AB%E8%A7%82%E5%90%8E%E6%84%9F/" class="post-meta-item leancloud_visitors" data-flag-title="寄生虫观后感" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -837,6 +872,13 @@
             </span>
 
           
+            <span id="/2020/02/22/gogs%E4%BD%BF%E7%94%A8webhook%E9%83%A8%E7%BD%B2react%E5%8D%95%E9%A1%B5%E5%BA%94%E7%94%A8/" class="post-meta-item leancloud_visitors" data-flag-title="gogs使用webhook部署react单页应用" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -949,6 +991,13 @@
             </span>
 
           
+            <span id="/2020/02/16/Maven%E5%AE%9E%E7%94%A8%E5%B0%8F%E6%8A%80%E5%B7%A7/" class="post-meta-item leancloud_visitors" data-flag-title="Maven实用小技巧" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1058,14 +1107,14 @@
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
-                    <span itemprop="name">JVM</span>
+                  <a href="/categories/C/" itemprop="url" rel="index">
+                    <span itemprop="name">C++</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/C/" itemprop="url" rel="index">
-                    <span itemprop="name">C++</span>
+                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
+                    <span itemprop="name">JVM</span>
                   </a>
                 </span>
                   , 
@@ -1077,6 +1126,13 @@
             </span>
 
           
+            <span id="/2020/02/09/G1%E6%94%B6%E9%9B%86%E5%99%A8%E6%A6%82%E8%BF%B0/" class="post-meta-item leancloud_visitors" data-flag-title="G1收集器概述" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1184,6 +1240,13 @@
             </span>
 
           
+            <span id="/2020/02/01/2019%E5%B9%B4%E7%BB%88%E6%80%BB%E7%BB%93/" class="post-meta-item leancloud_visitors" data-flag-title="2019年终总结" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1313,6 +1376,13 @@
             </span>
 
           
+            <span id="/2020/01/22/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E5%85%AD/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍六 快表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1553,6 +1623,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/leancloud_counter_security_urls.json b/leancloud_counter_security_urls.json
new file mode 100644
index 0000000000..0270be5879
--- /dev/null
+++ b/leancloud_counter_security_urls.json
@@ -0,0 +1 @@
+[{"title":"34_Search_for_a_Range","url":"/2016/08/14/34-Search-for-a-Range/"},{"title":"AbstractQueuedSynchronizer","url":"/2019/09/23/AbstractQueuedSynchronizer/"},{"title":"add-two-number","url":"/2015/04/14/Add-Two-Number/"},{"title":"Clone Graph Part I","url":"/2014/12/30/Clone-Graph-Part-I/"},{"title":"G1收集器概述","url":"/2020/02/09/G1收集器概述/"},{"title":"leetcode no.3","url":"/2015/04/15/Leetcode-No-3/"},{"title":"MFC 模态对话框","url":"/2014/12/24/MFC 模态对话框/"},{"title":"Number of 1 Bits","url":"/2015/03/11/Number-Of-1-Bits/"},{"title":"Maven实用小技巧","url":"/2020/02/16/Maven实用小技巧/"},{"title":"Path Sum","url":"/2015/01/04/Path-Sum/"},{"title":"Redis_分布式锁","url":"/2019/12/10/Redis-Part-1/"},{"title":"Reverse Bits","url":"/2015/03/11/Reverse-Bits/"},{"title":"Reverse Integer","url":"/2015/03/13/Reverse-Integer/"},{"title":"two sum","url":"/2015/01/14/Two-Sum/"},{"title":"ambari-summary","url":"/2017/05/09/ambari-summary/"},{"title":"binary-watch","url":"/2016/09/29/binary-watch/"},{"title":"docker-mysql-cluster","url":"/2016/08/14/docker-mysql-cluster/"},{"title":"docker比一般多一点的初学者介绍","url":"/2020/03/08/docker比一般多一点的初学者介绍/"},{"title":"docker比一般多一点的初学者介绍三","url":"/2020/03/21/docker比一般多一点的初学者介绍三/"},{"title":"docker比一般多一点的初学者介绍二","url":"/2020/03/15/docker比一般多一点的初学者介绍二/"},{"title":"docker使用中发现的echo命令的一个小技巧及其他","url":"/2020/03/29/echo命令的一个小技巧/"},{"title":"invert-binary-tree","url":"/2015/06/22/invert-binary-tree/"},{"title":"gogs使用webhook部署react单页应用","url":"/2020/02/22/gogs使用webhook部署react单页应用/"},{"title":"minimum-size-subarray-sum-209","url":"/2016/10/11/minimum-size-subarray-sum-209/"},{"title":"C++ 指针使用中的一个小问题","url":"/2014/12/23/my-new-post/"},{"title":"openresty","url":"/2019/06/18/openresty/"},{"title":"pcre-intro-and-a-simple-package","url":"/2015/01/16/pcre-intro-and-a-simple-package/"},{"title":"php-abstract-class-and-interface","url":"/2016/11/10/php-abstract-class-and-interface/"},{"title":"rabbitmq-tips","url":"/2017/04/25/rabbitmq-tips/"},{"title":"redis数据结构介绍二-第二部分 跳表","url":"/2020/01/04/redis数据结构介绍二/"},{"title":"redis数据结构介绍三-第三部分 整数集合","url":"/2020/01/10/redis数据结构介绍三/"},{"title":"redis数据结构介绍五-第五部分 对象","url":"/2020/01/20/redis数据结构介绍五/"},{"title":"spark-little-tips","url":"/2017/03/28/spark-little-tips/"},{"title":"summary-ranges-228","url":"/2016/10/12/summary-ranges-228/"},{"title":"redis数据结构介绍四-第四部分 压缩表","url":"/2020/01/19/redis数据结构介绍四/"},{"title":"swoole-websocket-test","url":"/2016/07/13/swoole-websocket-test/"},{"title":"聊聊Java中的单例模式","url":"/2019/12/21/聊聊Java中的单例模式/"},{"title":"寄生虫观后感","url":"/2020/03/01/寄生虫观后感/"},{"title":"redis数据结构介绍-第一部分 SDS，链表，字典","url":"/2019/12/26/redis数据结构介绍/"},{"title":"redis数据结构介绍六 快表","url":"/2020/01/22/redis数据结构介绍六/"},{"title":"村上春树《1Q84》读后感","url":"/2019/12/18/1Q84读后感/"},{"title":"2019年终总结","url":"/2020/02/01/2019年终总结/"},{"title":"JVM源码分析之G1垃圾收集器分析一","url":"/2019/12/07/JVM-G1-Part-1/"}]
\ No newline at end of file
diff --git a/lib/pace/README.html b/lib/pace/README.html
index d978fcc13c..4e89fee7eb 100644
--- a/lib/pace/README.html
+++ b/lib/pace/README.html
@@ -474,6 +474,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/page/2/index.html b/page/2/index.html
index 5c62bc447b..f71e2bb057 100644
--- a/page/2/index.html
+++ b/page/2/index.html
@@ -287,6 +287,13 @@
             </span>
 
           
+            <span id="/2020/01/20/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%BA%94/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍五-第五部分 对象" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -405,6 +412,13 @@
             </span>
 
           
+            <span id="/2020/01/19/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E5%9B%9B/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍四-第四部分 压缩表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -532,6 +546,13 @@
             </span>
 
           
+            <span id="/2020/01/10/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%B8%89/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍三-第三部分 整数集合" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -655,6 +676,13 @@
             </span>
 
           
+            <span id="/2020/01/04/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D%E4%BA%8C/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍二-第二部分 跳表" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -775,6 +803,13 @@
             </span>
 
           
+            <span id="/2019/12/26/redis%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%BB%8B%E7%BB%8D/" class="post-meta-item leancloud_visitors" data-flag-title="redis数据结构介绍-第一部分 SDS，链表，字典" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -888,6 +923,13 @@
             </span>
 
           
+            <span id="/2019/12/21/%E8%81%8A%E8%81%8AJava%E4%B8%AD%E7%9A%84%E5%8D%95%E4%BE%8B%E6%A8%A1%E5%BC%8F/" class="post-meta-item leancloud_visitors" data-flag-title="聊聊Java中的单例模式" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -982,14 +1024,14 @@
               </span>
               <span class="post-meta-item-text">In</span>
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/" itemprop="url" rel="index">
-                    <span itemprop="name">读后感</span>
+                  <a href="/categories/%E7%94%9F%E6%B4%BB/" itemprop="url" rel="index">
+                    <span itemprop="name">生活</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/%E7%94%9F%E6%B4%BB/" itemprop="url" rel="index">
-                    <span itemprop="name">生活</span>
+                  <a href="/categories/%E8%AF%BB%E5%90%8E%E6%84%9F/" itemprop="url" rel="index">
+                    <span itemprop="name">读后感</span>
                   </a>
                 </span>
                   , 
@@ -1001,6 +1043,13 @@
             </span>
 
           
+            <span id="/2019/12/18/1Q84%E8%AF%BB%E5%90%8E%E6%84%9F/" class="post-meta-item leancloud_visitors" data-flag-title="村上春树《1Q84》读后感" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1117,6 +1166,13 @@
             </span>
 
           
+            <span id="/2019/12/10/Redis-Part-1/" class="post-meta-item leancloud_visitors" data-flag-title="Redis_分布式锁" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1225,14 +1281,14 @@
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
-                    <span itemprop="name">JVM</span>
+                  <a href="/categories/C/" itemprop="url" rel="index">
+                    <span itemprop="name">C++</span>
                   </a>
                 </span>
                   , 
                 <span itemprop="about" itemscope itemtype="http://schema.org/Thing">
-                  <a href="/categories/C/" itemprop="url" rel="index">
-                    <span itemprop="name">C++</span>
+                  <a href="/categories/Java/JVM/" itemprop="url" rel="index">
+                    <span itemprop="name">JVM</span>
                   </a>
                 </span>
                   , 
@@ -1244,6 +1300,13 @@
             </span>
 
           
+            <span id="/2019/12/07/JVM-G1-Part-1/" class="post-meta-item leancloud_visitors" data-flag-title="JVM源码分析之G1垃圾收集器分析一" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1348,6 +1411,13 @@
             </span>
 
           
+            <span id="/2019/09/23/AbstractQueuedSynchronizer/" class="post-meta-item leancloud_visitors" data-flag-title="AbstractQueuedSynchronizer" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1569,6 +1639,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/page/3/index.html b/page/3/index.html
index 6118202ded..92939a30ea 100644
--- a/page/3/index.html
+++ b/page/3/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2019/06/18/openresty/" class="post-meta-item leancloud_visitors" data-flag-title="openresty" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -393,6 +400,13 @@
             </span>
 
           
+            <span id="/2017/05/09/ambari-summary/" class="post-meta-item leancloud_visitors" data-flag-title="ambari-summary" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -493,6 +507,13 @@
             </span>
 
           
+            <span id="/2017/04/25/rabbitmq-tips/" class="post-meta-item leancloud_visitors" data-flag-title="rabbitmq-tips" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -593,6 +614,13 @@
             </span>
 
           
+            <span id="/2017/03/28/spark-little-tips/" class="post-meta-item leancloud_visitors" data-flag-title="spark-little-tips" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -689,6 +717,13 @@
             </span>
 
           
+            <span id="/2016/11/10/php-abstract-class-and-interface/" class="post-meta-item leancloud_visitors" data-flag-title="php-abstract-class-and-interface" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -792,6 +827,13 @@
             </span>
 
           
+            <span id="/2016/10/12/summary-ranges-228/" class="post-meta-item leancloud_visitors" data-flag-title="summary-ranges-228" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -886,6 +928,13 @@
             </span>
 
           
+            <span id="/2016/10/11/minimum-size-subarray-sum-209/" class="post-meta-item leancloud_visitors" data-flag-title="minimum-size-subarray-sum-209" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -981,6 +1030,13 @@
             </span>
 
           
+            <span id="/2016/09/29/binary-watch/" class="post-meta-item leancloud_visitors" data-flag-title="binary-watch" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1084,6 +1140,13 @@
             </span>
 
           
+            <span id="/2016/08/14/34-Search-for-a-Range/" class="post-meta-item leancloud_visitors" data-flag-title="34_Search_for_a_Range" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1181,6 +1244,13 @@
             </span>
 
           
+            <span id="/2016/08/14/docker-mysql-cluster/" class="post-meta-item leancloud_visitors" data-flag-title="docker-mysql-cluster" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1405,6 +1475,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/page/4/index.html b/page/4/index.html
index 351eea8a01..1dc05826a1 100644
--- a/page/4/index.html
+++ b/page/4/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2016/07/13/swoole-websocket-test/" class="post-meta-item leancloud_visitors" data-flag-title="swoole-websocket-test" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -370,6 +377,13 @@
             </span>
 
           
+            <span id="/2015/06/22/invert-binary-tree/" class="post-meta-item leancloud_visitors" data-flag-title="invert-binary-tree" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -475,6 +489,13 @@
             </span>
 
           
+            <span id="/2015/04/15/Leetcode-No-3/" class="post-meta-item leancloud_visitors" data-flag-title="leetcode no.3" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -574,6 +595,13 @@
             </span>
 
           
+            <span id="/2015/04/14/Add-Two-Number/" class="post-meta-item leancloud_visitors" data-flag-title="add-two-number" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -675,6 +703,13 @@
             </span>
 
           
+            <span id="/2015/03/13/Reverse-Integer/" class="post-meta-item leancloud_visitors" data-flag-title="Reverse Integer" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -774,6 +809,13 @@
             </span>
 
           
+            <span id="/2015/03/11/Reverse-Bits/" class="post-meta-item leancloud_visitors" data-flag-title="Reverse Bits" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -873,6 +915,13 @@
             </span>
 
           
+            <span id="/2015/03/11/Number-Of-1-Bits/" class="post-meta-item leancloud_visitors" data-flag-title="Number of 1 Bits" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -972,6 +1021,13 @@
             </span>
 
           
+            <span id="/2015/01/16/pcre-intro-and-a-simple-package/" class="post-meta-item leancloud_visitors" data-flag-title="pcre-intro-and-a-simple-package" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1074,6 +1130,13 @@
             </span>
 
           
+            <span id="/2015/01/14/Two-Sum/" class="post-meta-item leancloud_visitors" data-flag-title="two sum" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1174,6 +1237,13 @@
             </span>
 
           
+            <span id="/2015/01/04/Path-Sum/" class="post-meta-item leancloud_visitors" data-flag-title="Path Sum" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -1398,6 +1468,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/page/5/index.html b/page/5/index.html
index 80d6d72e48..3ec5850575 100644
--- a/page/5/index.html
+++ b/page/5/index.html
@@ -270,6 +270,13 @@
             </span>
 
           
+            <span id="/2014/12/30/Clone-Graph-Part-I/" class="post-meta-item leancloud_visitors" data-flag-title="Clone Graph Part I" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -369,6 +376,13 @@
             </span>
 
           
+            <span id="/2014/12/24/MFC%20%E6%A8%A1%E6%80%81%E5%AF%B9%E8%AF%9D%E6%A1%86/" class="post-meta-item leancloud_visitors" data-flag-title="MFC 模态对话框" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -463,6 +477,13 @@
             </span>
 
           
+            <span id="/2014/12/23/my-new-post/" class="post-meta-item leancloud_visitors" data-flag-title="C++ 指针使用中的一个小问题" title="Views">
+              <span class="post-meta-item-icon">
+                <i class="fa fa-eye"></i>
+              </span>
+              <span class="post-meta-item-text">Views: </span>
+              <span class="leancloud-visitors-count"></span>
+            </span>
   
   <span class="post-meta-item">
     
@@ -681,6 +702,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/sitemap.xml b/sitemap.xml
index 1fe3351d35..b7e813d530 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -121,28 +121,28 @@
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2019/12/10/Redis-Part-1/</loc>
+    <loc>https://nicksxs.me/2015/01/14/Two-Sum/</loc>
     
     <lastmod>2020-01-12T13:08:27.015Z</lastmod>
     
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2015/01/14/Two-Sum/</loc>
+    <loc>https://nicksxs.me/2019/12/10/Redis-Part-1/</loc>
     
     <lastmod>2020-01-12T13:08:27.015Z</lastmod>
     
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2016/11/10/php-abstract-class-and-interface/</loc>
+    <loc>https://nicksxs.me/2016/09/29/binary-watch/</loc>
     
     <lastmod>2020-01-12T13:08:27.014Z</lastmod>
     
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2016/09/29/binary-watch/</loc>
+    <loc>https://nicksxs.me/2016/11/10/php-abstract-class-and-interface/</loc>
     
     <lastmod>2020-01-12T13:08:27.014Z</lastmod>
     
@@ -156,14 +156,14 @@
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2015/04/14/Add-Two-Number/</loc>
+    <loc>https://nicksxs.me/2015/03/13/Reverse-Integer/</loc>
     
     <lastmod>2020-01-12T13:08:27.012Z</lastmod>
     
   </url>
   
   <url>
-    <loc>https://nicksxs.me/2015/03/13/Reverse-Integer/</loc>
+    <loc>https://nicksxs.me/2015/04/14/Add-Two-Number/</loc>
     
     <lastmod>2020-01-12T13:08:27.012Z</lastmod>
     
diff --git a/tags/2019/index.html b/tags/2019/index.html
index 74eed76e88..db65ecca26 100644
--- a/tags/2019/index.html
+++ b/tags/2019/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Design-Patterns/index.html b/tags/Design-Patterns/index.html
index e50550e688..95c4a1374e 100644
--- a/tags/Design-Patterns/index.html
+++ b/tags/Design-Patterns/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Distributed-Lock/index.html b/tags/Distributed-Lock/index.html
index c3d12d7be7..d810fe0519 100644
--- a/tags/Distributed-Lock/index.html
+++ b/tags/Distributed-Lock/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Dockerfile/index.html b/tags/Dockerfile/index.html
index 771f841be2..9d25addc71 100644
--- a/tags/Dockerfile/index.html
+++ b/tags/Dockerfile/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/G1/index.html b/tags/G1/index.html
index a9d37499da..ddbb441e9f 100644
--- a/tags/G1/index.html
+++ b/tags/G1/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/GC/index.html b/tags/GC/index.html
index 582c09aa12..40cdcf59ce 100644
--- a/tags/GC/index.html
+++ b/tags/GC/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Garbage-First-Collector/index.html b/tags/Garbage-First-Collector/index.html
index 5e79a91048..8c0843d398 100644
--- a/tags/Garbage-First-Collector/index.html
+++ b/tags/Garbage-First-Collector/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Gogs/index.html b/tags/Gogs/index.html
index 45bf4de507..079519da1f 100644
--- a/tags/Gogs/index.html
+++ b/tags/Gogs/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/JVM/index.html b/tags/JVM/index.html
index e51aa1d5b9..ac29f946b4 100644
--- a/tags/JVM/index.html
+++ b/tags/JVM/index.html
@@ -454,6 +454,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Maven/index.html b/tags/Maven/index.html
index 19adb649df..595f680543 100644
--- a/tags/Maven/index.html
+++ b/tags/Maven/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Redis/index.html b/tags/Redis/index.html
index af06e116bd..8cb95e16af 100644
--- a/tags/Redis/index.html
+++ b/tags/Redis/index.html
@@ -534,6 +534,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Singleton/index.html b/tags/Singleton/index.html
index 0db7bbb22d..21e1b2b17b 100644
--- a/tags/Singleton/index.html
+++ b/tags/Singleton/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/Webhook/index.html b/tags/Webhook/index.html
index c330f87846..0505eb8f8e 100644
--- a/tags/Webhook/index.html
+++ b/tags/Webhook/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/aqs/index.html b/tags/aqs/index.html
index 3d31c3e2a6..9add57936c 100644
--- a/tags/aqs/index.html
+++ b/tags/aqs/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/c/index.html b/tags/c/index.html
index d8bf8cb34e..4b491ca039 100644
--- a/tags/c/index.html
+++ b/tags/c/index.html
@@ -55,7 +55,7 @@
   <meta name="description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="og:type" content="website">
 <meta property="og:title" content="Nicksxs&#39;s Blog">
-<meta property="og:url" content="https://nicksxs.me/tags/c/index.html">
+<meta property="og:url" content="https://nicksxs.me/tags/C/index.html">
 <meta property="og:site_name" content="Nicksxs&#39;s Blog">
 <meta property="og:description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="article:author" content="Nicksxs">
@@ -66,7 +66,7 @@
 <meta property="article:tag" content="森哥">
 <meta name="twitter:card" content="summary">
 
-<link rel="canonical" href="https://nicksxs.me/tags/c/">
+<link rel="canonical" href="https://nicksxs.me/tags/C/">
 
 
 <script id="page-configurations">
@@ -78,7 +78,7 @@
   };
 </script>
 
-  <title>Tag: c++ | Nicksxs's Blog</title>
+  <title>Tag: C | Nicksxs's Blog</title>
   
     <script async src="https://www.googletagmanager.com/gtag/js?id=UA-61358619-1"></script>
     <script>
@@ -225,14 +225,14 @@
   <div class="post-block">
     <div class="posts-collapse">
       <div class="collection-title">
-        <h1 class="collection-header">c++
+        <h1 class="collection-header">C
           <small>Tag</small>
         </h1>
       </div>
 
       
     <div class="collection-year">
-      <h1 class="collection-header">2016</h1>
+      <h1 class="collection-header">2019</h1>
     </div>
 
   <article itemscope itemtype="http://schema.org/Article">
@@ -240,198 +240,15 @@
 
       <div class="post-meta">
         <time itemprop="dateCreated"
-              datetime="2016-10-12T23:25:17+08:00"
-              content="2016-10-12">
-          10-12
+              datetime="2019-12-10T23:26:26+08:00"
+              content="2019-12-10">
+          12-10
         </time>
       </div>
 
       <h2 class="post-title">
-          <a class="post-title-link" href="/2016/10/12/summary-ranges-228/" itemprop="url">
-            <span itemprop="name">summary-ranges-228</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2016-10-11T22:04:28+08:00"
-              content="2016-10-11">
-          10-11
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2016/10/11/minimum-size-subarray-sum-209/" itemprop="url">
-            <span itemprop="name">minimum-size-subarray-sum-209</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2016-09-29T23:16:06+08:00"
-              content="2016-09-29">
-          09-29
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2016/09/29/binary-watch/" itemprop="url">
-            <span itemprop="name">binary-watch</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2016-08-14T21:33:24+08:00"
-              content="2016-08-14">
-          08-14
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2016/08/14/34-Search-for-a-Range/" itemprop="url">
-            <span itemprop="name">34_Search_for_a_Range</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-    <div class="collection-year">
-      <h1 class="collection-header">2015</h1>
-    </div>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-06-22T10:29:44+08:00"
-              content="2015-06-22">
-          06-22
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/06/22/invert-binary-tree/" itemprop="url">
-            <span itemprop="name">invert-binary-tree</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-04-15T13:49:00+08:00"
-              content="2015-04-15">
-          04-15
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/04/15/Leetcode-No-3/" itemprop="url">
-            <span itemprop="name">leetcode no.3</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-04-14T17:40:10+08:00"
-              content="2015-04-14">
-          04-14
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/04/14/Add-Two-Number/" itemprop="url">
-            <span itemprop="name">add-two-number</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-03-13T17:22:20+08:00"
-              content="2015-03-13">
-          03-13
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/03/13/Reverse-Integer/" itemprop="url">
-            <span itemprop="name">Reverse Integer</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-03-11T17:35:20+08:00"
-              content="2015-03-11">
-          03-11
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/03/11/Reverse-Bits/" itemprop="url">
-            <span itemprop="name">Reverse Bits</span>
-          </a>
-      </h2>
-
-    </header>
-  </article>
-
-  <article itemscope itemtype="http://schema.org/Article">
-    <header class="post-header">
-
-      <div class="post-meta">
-        <time itemprop="dateCreated"
-              datetime="2015-03-11T17:02:58+08:00"
-              content="2015-03-11">
-          03-11
-        </time>
-      </div>
-
-      <h2 class="post-title">
-          <a class="post-title-link" href="/2015/03/11/Number-Of-1-Bits/" itemprop="url">
-            <span itemprop="name">Number of 1 Bits</span>
+          <a class="post-title-link" href="/2019/12/10/Redis-Part-1/" itemprop="url">
+            <span itemprop="name">Redis_分布式锁</span>
           </a>
       </h2>
 
@@ -445,9 +262,6 @@
   
 
   
-  <nav class="pagination">
-    <span class="page-number current">1</span><a class="page-number" href="/tags/c/page/2/">2</a><a class="extend next" rel="next" href="/tags/c/page/2/"><i class="fa fa-angle-right" aria-label="Next page"></i></a>
-  </nav>
 
 
 
@@ -617,6 +431,261 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
+
+
+      </div>
+    </footer>
+  </div>
+
+  
+  <script src="/lib/anime.min.js"></script>
+  <script src="//cdn.jsdelivr.net/npm/jquery@3/dist/jquery.min.js"></script>
+  <script src="//cdn.jsdelivr.net/gh/fancyapps/fancybox@3/dist/jquery.fancybox.min.js"></script>
+  <script src="//cdn.jsdelivr.net/npm/lozad@1/dist/lozad.min.js"></script>
+  <script src="/lib/velocity/velocity.min.js"></script>
+  <script src="/lib/velocity/velocity.ui.min.js"></script>
+
+<script src="/js/utils.js"></script>
+
+<script src="/js/motion.js"></script>
+
+
+<script src="/js/schemes/pisces.js"></script>
+
+
+<script src="/js/next-boot.js"></script>
+
+
+
+
+  
+  <script>
+    (function(){
+      var bp = document.createElement('script');
+      var curProtocol = window.location.protocol.split(':')[0];
+      bp.src = (curProtocol === 'https') ? 'https://zz.bdstatic.com/linksubmit/push.js' : 'http://push.zhanzhang.baidu.com/push.js';
+      var s = document.getElementsByTagName("script")[0];
+      s.parentNode.insertBefore(bp, s);
+    })();
+  </script>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+  
+
+  
+  <script src="//cdn.jsdelivr.net/npm/quicklink@1/dist/quicklink.umd.js"></script>
+  <script>
+      window.addEventListener('load', () => {
+      quicklink({
+        timeout: 3000,
+        priority: true,
+        ignores: [uri => uri.includes('#'),uri => uri == 'https://nicksxs.me/tags/C/',]
+      });
+      });
+  </script>
+
+<script>
+  function loadCount() {
+    var d = document, s = d.createElement('script');
+    s.src = 'https://nicksxs.disqus.com/count.js';
+    s.id = 'dsq-count-scr';
+    (d.head || d.body).appendChild(s);
+  }
+  // defer loading until the whole page loading is completed
+  window.addEventListener('load', loadCount, false);
+</script>
+
+</body>
+</html>
+  url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/c/page/2/index.html b/tags/c/page/2/index.html
index 81f5995bf5..65adbc2509 100644
--- a/tags/c/page/2/index.html
+++ b/tags/c/page/2/index.html
@@ -497,6 +497,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/cgroup/index.html b/tags/cgroup/index.html
index ffdcd3e38f..61f0e76e40 100644
--- a/tags/cgroup/index.html
+++ b/tags/cgroup/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/cluster/index.html b/tags/cluster/index.html
index 2a4eda59f9..ace5665813 100644
--- a/tags/cluster/index.html
+++ b/tags/cluster/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/docker/index.html b/tags/docker/index.html
index 82127735fc..da95d3c612 100644
--- a/tags/docker/index.html
+++ b/tags/docker/index.html
@@ -55,7 +55,7 @@
   <meta name="description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="og:type" content="website">
 <meta property="og:title" content="Nicksxs&#39;s Blog">
-<meta property="og:url" content="https://nicksxs.me/tags/docker/index.html">
+<meta property="og:url" content="https://nicksxs.me/tags/Docker/index.html">
 <meta property="og:site_name" content="Nicksxs&#39;s Blog">
 <meta property="og:description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="article:author" content="Nicksxs">
@@ -66,7 +66,7 @@
 <meta property="article:tag" content="森哥">
 <meta name="twitter:card" content="summary">
 
-<link rel="canonical" href="https://nicksxs.me/tags/docker/">
+<link rel="canonical" href="https://nicksxs.me/tags/Docker/">
 
 
 <script id="page-configurations">
@@ -78,7 +78,7 @@
   };
 </script>
 
-  <title>Tag: docker | Nicksxs's Blog</title>
+  <title>Tag: Docker | Nicksxs's Blog</title>
   
     <script async src="https://www.googletagmanager.com/gtag/js?id=UA-61358619-1"></script>
     <script>
@@ -225,14 +225,14 @@
   <div class="post-block">
     <div class="posts-collapse">
       <div class="collection-title">
-        <h1 class="collection-header">docker
+        <h1 class="collection-header">Docker
           <small>Tag</small>
         </h1>
       </div>
 
       
     <div class="collection-year">
-      <h1 class="collection-header">2016</h1>
+      <h1 class="collection-header">2020</h1>
     </div>
 
   <article itemscope itemtype="http://schema.org/Article">
@@ -240,15 +240,75 @@
 
       <div class="post-meta">
         <time itemprop="dateCreated"
-              datetime="2016-08-14T16:51:00+08:00"
-              content="2016-08-14">
-          08-14
+              datetime="2020-03-29T21:48:50+08:00"
+              content="2020-03-29">
+          03-29
         </time>
       </div>
 
       <h2 class="post-title">
-          <a class="post-title-link" href="/2016/08/14/docker-mysql-cluster/" itemprop="url">
-            <span itemprop="name">docker-mysql-cluster</span>
+          <a class="post-title-link" href="/2020/03/29/echo%E5%91%BD%E4%BB%A4%E7%9A%84%E4%B8%80%E4%B8%AA%E5%B0%8F%E6%8A%80%E5%B7%A7/" itemprop="url">
+            <span itemprop="name">docker使用中发现的echo命令的一个小技巧及其他</span>
+          </a>
+      </h2>
+
+    </header>
+  </article>
+
+  <article itemscope itemtype="http://schema.org/Article">
+    <header class="post-header">
+
+      <div class="post-meta">
+        <time itemprop="dateCreated"
+              datetime="2020-03-21T14:43:39+08:00"
+              content="2020-03-21">
+          03-21
+        </time>
+      </div>
+
+      <h2 class="post-title">
+          <a class="post-title-link" href="/2020/03/21/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%B8%89/" itemprop="url">
+            <span itemprop="name">docker比一般多一点的初学者介绍三</span>
+          </a>
+      </h2>
+
+    </header>
+  </article>
+
+  <article itemscope itemtype="http://schema.org/Article">
+    <header class="post-header">
+
+      <div class="post-meta">
+        <time itemprop="dateCreated"
+              datetime="2020-03-15T22:33:55+08:00"
+              content="2020-03-15">
+          03-15
+        </time>
+      </div>
+
+      <h2 class="post-title">
+          <a class="post-title-link" href="/2020/03/15/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D%E4%BA%8C/" itemprop="url">
+            <span itemprop="name">docker比一般多一点的初学者介绍二</span>
+          </a>
+      </h2>
+
+    </header>
+  </article>
+
+  <article itemscope itemtype="http://schema.org/Article">
+    <header class="post-header">
+
+      <div class="post-meta">
+        <time itemprop="dateCreated"
+              datetime="2020-03-08T23:25:40+08:00"
+              content="2020-03-08">
+          03-08
+        </time>
+      </div>
+
+      <h2 class="post-title">
+          <a class="post-title-link" href="/2020/03/08/docker%E6%AF%94%E4%B8%80%E8%88%AC%E5%A4%9A%E4%B8%80%E7%82%B9%E7%9A%84%E5%88%9D%E5%AD%A6%E8%80%85%E4%BB%8B%E7%BB%8D/" itemprop="url">
+            <span itemprop="name">docker比一般多一点的初学者介绍</span>
           </a>
       </h2>
 
@@ -431,112 +491,95 @@
 
 
 
-
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-      </div>
-    </footer>
-  </div>
-
-  
-  <script src="/lib/anime.min.js"></script>
-  <script src="//cdn.jsdelivr.net/npm/jquery@3/dist/jquery.min.js"></script>
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-  <script src="//cdn.jsdelivr.net/npm/lozad@1/dist/lozad.min.js"></script>
-  <script src="/lib/velocity/velocity.min.js"></script>
-  <script src="/lib/velocity/velocity.ui.min.js"></script>
-
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-
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-
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-
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-
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-      bp.src = (curProtocol === 'https') ? 'https://zz.bdstatic.com/linksubmit/push.js' : 'http://push.zhanzhang.baidu.com/push.js';
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-
-
-
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-
-
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-
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-  
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-  
-  <script src="//cdn.jsdelivr.net/npm/quicklink@1/dist/quicklink.umd.js"></script>
-  <script>
-      window.addEventListener('load', () => {
-      quicklink({
-        timeout: 3000,
-        priority: true,
-        ignores: [uri => uri.includes('#'),uri => uri == 'https://nicksxs.me/tags/docker/',]
-      });
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
       });
-  </script>
 
-<script>
-  function loadCount() {
-    var d = document, s = d.createElement('script');
-    s.src = 'https://nicksxs.disqus.com/count.js';
-    s.id = 'dsq-count-scr';
-    (d.head || d.body).appendChild(s);
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
   }
-  // defer loading until the whole page loading is completed
-  window.addEventListener('load', loadCount, false);
-</script>
-
-</body>
-</html>
-dimmer"></div>
-
-
-      </div>
-    </main>
-
-    <footer class="footer">
-      <div class="footer-inner">
-        
-
-<div class="copyright">
-  
-  &copy; 
-  <span itemprop="copyrightYear">2020</span>
-  <span class="with-love">
-    <i class="fa fa-user"></i>
-  </span>
-  <span class="author" itemprop="copyrightHolder">Nicksxs</span>
-</div>
-
-        
-
-
-
-
-
 
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/echo/index.html b/tags/echo/index.html
index 4a026f74a1..d183416ce2 100644
--- a/tags/echo/index.html
+++ b/tags/echo/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/hadoop/index.html b/tags/hadoop/index.html
index ae1cfdf447..36c9403a8d 100644
--- a/tags/hadoop/index.html
+++ b/tags/hadoop/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/im/index.html b/tags/im/index.html
index 69164c61bd..f4a915bcca 100644
--- a/tags/im/index.html
+++ b/tags/im/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/index.html b/tags/index.html
index 839b32ef6b..d1d07fce42 100644
--- a/tags/index.html
+++ b/tags/index.html
@@ -440,6 +440,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/java/index.html b/tags/java/index.html
index f6bd6ae2d5..eee88e50ce 100644
--- a/tags/java/index.html
+++ b/tags/java/index.html
@@ -55,7 +55,7 @@
   <meta name="description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="og:type" content="website">
 <meta property="og:title" content="Nicksxs&#39;s Blog">
-<meta property="og:url" content="https://nicksxs.me/tags/java/index.html">
+<meta property="og:url" content="https://nicksxs.me/tags/Java/index.html">
 <meta property="og:site_name" content="Nicksxs&#39;s Blog">
 <meta property="og:description" content="learn from zero,技术博客，Nicksxs，史学森">
 <meta property="article:author" content="Nicksxs">
@@ -66,7 +66,7 @@
 <meta property="article:tag" content="森哥">
 <meta name="twitter:card" content="summary">
 
-<link rel="canonical" href="https://nicksxs.me/tags/java/">
+<link rel="canonical" href="https://nicksxs.me/tags/Java/">
 
 
 <script id="page-configurations">
@@ -78,7 +78,7 @@
   };
 </script>
 
-  <title>Tag: java | Nicksxs's Blog</title>
+  <title>Tag: Java | Nicksxs's Blog</title>
   
     <script async src="https://www.googletagmanager.com/gtag/js?id=UA-61358619-1"></script>
     <script>
@@ -225,12 +225,55 @@
   <div class="post-block">
     <div class="posts-collapse">
       <div class="collection-title">
-        <h1 class="collection-header">java
+        <h1 class="collection-header">Java
           <small>Tag</small>
         </h1>
       </div>
 
       
+    <div class="collection-year">
+      <h1 class="collection-header">2020</h1>
+    </div>
+
+  <article itemscope itemtype="http://schema.org/Article">
+    <header class="post-header">
+
+      <div class="post-meta">
+        <time itemprop="dateCreated"
+              datetime="2020-02-16T10:39:42+08:00"
+              content="2020-02-16">
+          02-16
+        </time>
+      </div>
+
+      <h2 class="post-title">
+          <a class="post-title-link" href="/2020/02/16/Maven%E5%AE%9E%E7%94%A8%E5%B0%8F%E6%8A%80%E5%B7%A7/" itemprop="url">
+            <span itemprop="name">Maven实用小技巧</span>
+          </a>
+      </h2>
+
+    </header>
+  </article>
+
+  <article itemscope itemtype="http://schema.org/Article">
+    <header class="post-header">
+
+      <div class="post-meta">
+        <time itemprop="dateCreated"
+              datetime="2020-02-09T20:52:02+08:00"
+              content="2020-02-09">
+          02-09
+        </time>
+      </div>
+
+      <h2 class="post-title">
+          <a class="post-title-link" href="/2020/02/09/G1%E6%94%B6%E9%9B%86%E5%99%A8%E6%A6%82%E8%BF%B0/" itemprop="url">
+            <span itemprop="name">G1收集器概述</span>
+          </a>
+      </h2>
+
+    </header>
+  </article>
     <div class="collection-year">
       <h1 class="collection-header">2019</h1>
     </div>
@@ -240,15 +283,15 @@
 
       <div class="post-meta">
         <time itemprop="dateCreated"
-              datetime="2019-09-23T23:40:05+08:00"
-              content="2019-09-23">
-          09-23
+              datetime="2019-12-07T00:54:19+08:00"
+              content="2019-12-07">
+          12-07
         </time>
       </div>
 
       <h2 class="post-title">
-          <a class="post-title-link" href="/2019/09/23/AbstractQueuedSynchronizer/" itemprop="url">
-            <span itemprop="name">AbstractQueuedSynchronizer</span>
+          <a class="post-title-link" href="/2019/12/07/JVM-G1-Part-1/" itemprop="url">
+            <span itemprop="name">JVM源码分析之G1垃圾收集器分析一</span>
           </a>
       </h2>
 
@@ -431,6 +474,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
@@ -486,69 +618,6 @@
   
 
   
-  <script src="//cdn.jsdelivr.net/npm/quicklink@1/dist/quicklink.umd.js"></script>
-  <script>
-      window.addEventListener('load', () => {
-      quicklink({
-        timeout: 3000,
-        priority: true,
-        ignores: [uri => uri.includes('#'),uri => uri == 'https://nicksxs.me/tags/java/',]
-      });
-      });
-  </script>
-
-<script>
-  function loadCount() {
-    var d = document, s = d.createElement('script');
-    s.src = 'https://nicksxs.disqus.com/count.js';
-    s.id = 'dsq-count-scr';
-    (d.head || d.body).appendChild(s);
-  }
-  // defer loading until the whole page loading is completed
-  window.addEventListener('load', loadCount, false);
-</script>
-
-</body>
-</html>
-="/js/motion.js"></script>
-
-
-<script src="/js/schemes/pisces.js"></script>
-
-
-<script src="/js/next-boot.js"></script>
-
-
-
-
-  
-  <script>
-    (function(){
-      var bp = document.createElement('script');
-      var curProtocol = window.location.protocol.split(':')[0];
-      bp.src = (curProtocol === 'https') ? 'https://zz.bdstatic.com/linksubmit/push.js' : 'http://push.zhanzhang.baidu.com/push.js';
-      var s = document.getElementsByTagName("script")[0];
-      s.parentNode.insertBefore(bp, s);
-    })();
-  </script>
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-  
-
-  
   <script src="//cdn.jsdelivr.net/npm/quicklink@1/dist/quicklink.umd.js"></script>
   <script>
       window.addEventListener('load', () => {
diff --git a/tags/leetcode/index.html b/tags/leetcode/index.html
index 016fc766ca..5130e1bd0f 100644
--- a/tags/leetcode/index.html
+++ b/tags/leetcode/index.html
@@ -617,6 +617,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/leetcode/page/2/index.html b/tags/leetcode/page/2/index.html
index 3c3e02f66c..c8c8d235d0 100644
--- a/tags/leetcode/page/2/index.html
+++ b/tags/leetcode/page/2/index.html
@@ -477,6 +477,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/linux/index.html b/tags/linux/index.html
index 8919334baf..71e3357bec 100644
--- a/tags/linux/index.html
+++ b/tags/linux/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/mfc/index.html b/tags/mfc/index.html
index cad4ac8209..5edb587918 100644
--- a/tags/mfc/index.html
+++ b/tags/mfc/index.html
@@ -454,6 +454,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/mq/index.html b/tags/mq/index.html
index 5344d1869e..51d2f580e6 100644
--- a/tags/mq/index.html
+++ b/tags/mq/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/mysql/index.html b/tags/mysql/index.html
index ad1e345275..fe8b8091a4 100644
--- a/tags/mysql/index.html
+++ b/tags/mysql/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/namespace/index.html b/tags/namespace/index.html
index f95afd118f..08943c827e 100644
--- a/tags/namespace/index.html
+++ b/tags/namespace/index.html
@@ -471,6 +471,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/nginx/index.html b/tags/nginx/index.html
index b25c1b0448..56ecdd84cd 100644
--- a/tags/nginx/index.html
+++ b/tags/nginx/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/openresty/index.html b/tags/openresty/index.html
index 5216568f62..3c4924fd58 100644
--- a/tags/openresty/index.html
+++ b/tags/openresty/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/php/index.html b/tags/php/index.html
index 8b79effdb1..a7a6be4578 100644
--- a/tags/php/index.html
+++ b/tags/php/index.html
@@ -454,6 +454,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/python/index.html b/tags/python/index.html
index d020c8d7ad..ab0982093b 100644
--- a/tags/python/index.html
+++ b/tags/python/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/spark/index.html b/tags/spark/index.html
index 30dc473632..d98dd3158b 100644
--- a/tags/spark/index.html
+++ b/tags/spark/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/swoole/index.html b/tags/swoole/index.html
index 5f24b49d46..abe544bae4 100644
--- a/tags/swoole/index.html
+++ b/tags/swoole/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/uname/index.html b/tags/uname/index.html
index a90cdbc584..d9ff26f76d 100644
--- a/tags/uname/index.html
+++ b/tags/uname/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/websocket/index.html b/tags/websocket/index.html
index 58bf846927..5915975dd6 100644
--- a/tags/websocket/index.html
+++ b/tags/websocket/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/分布式锁/index.html b/tags/分布式锁/index.html
index de40ddf653..18a5404b97 100644
--- a/tags/分布式锁/index.html
+++ b/tags/分布式锁/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/单例/index.html b/tags/单例/index.html
index e0dbffa1be..d4b7a19a02 100644
--- a/tags/单例/index.html
+++ b/tags/单例/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/博客，文章/index.html b/tags/博客，文章/index.html
index fc1800a0d2..3a0fbfa857 100644
--- a/tags/博客，文章/index.html
+++ b/tags/博客，文章/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/发行版/index.html b/tags/发行版/index.html
index 11f3e123c1..706d74af43 100644
--- a/tags/发行版/index.html
+++ b/tags/发行版/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/寄生虫/index.html b/tags/寄生虫/index.html
index 3767dfe4f6..75ec44b4d7 100644
--- a/tags/寄生虫/index.html
+++ b/tags/寄生虫/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/年终总结/index.html b/tags/年终总结/index.html
index 72810343d8..c4137da415 100644
--- a/tags/年终总结/index.html
+++ b/tags/年终总结/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/影评/index.html b/tags/影评/index.html
index 6ae86d4526..5543e243ee 100644
--- a/tags/影评/index.html
+++ b/tags/影评/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/数据结构/index.html b/tags/数据结构/index.html
index 48cde59434..54c303124e 100644
--- a/tags/数据结构/index.html
+++ b/tags/数据结构/index.html
@@ -534,6 +534,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/源码/index.html b/tags/源码/index.html
index df300464de..d71524480d 100644
--- a/tags/源码/index.html
+++ b/tags/源码/index.html
@@ -534,6 +534,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/生活/index.html b/tags/生活/index.html
index 6a23eea285..d0591d081b 100644
--- a/tags/生活/index.html
+++ b/tags/生活/index.html
@@ -451,6 +451,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/设计模式/index.html b/tags/设计模式/index.html
index 0b3870e2bb..894cb7016e 100644
--- a/tags/设计模式/index.html
+++ b/tags/设计模式/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>
diff --git a/tags/读后感/index.html b/tags/读后感/index.html
index 77f3d71192..5679fa8f98 100644
--- a/tags/读后感/index.html
+++ b/tags/读后感/index.html
@@ -431,6 +431,95 @@
 
 
 
+  <script>
+  function leancloudSelector(url) {
+    url = encodeURI(url);
+    return document.getElementById(url).querySelector('.leancloud-visitors-count');
+  }
+  if (CONFIG.page.isPost) {
+    function addCount(Counter) {
+      var visitors = document.querySelector('.leancloud_visitors');
+      var url = decodeURI(visitors.getAttribute('id'));
+      var title = visitors.getAttribute('data-flag-title');
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length > 0) {
+            var counter = results[0];
+            Counter('put', '/classes/Counter/' + counter.objectId, { time: { '__op': 'Increment', 'amount': 1 } })
+              .then(response => response.json())
+              .then(() => {
+                leancloudSelector(url).innerText = counter.time + 1;
+              })
+              .catch(error => {
+                console.error('Failed to save visitor count', error);
+              })
+          } else {
+              leancloudSelector(url).innerText = 'Counter not initialized! More info at console err msg.';
+              console.error('ATTENTION! LeanCloud counter has security bug, see how to solve it here: https://github.com/theme-next/hexo-leancloud-counter-security. \n However, you can still use LeanCloud without security, by setting `security` option to `false`.');
+            
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  } else {
+    function showTime(Counter) {
+      var visitors = document.querySelectorAll('.leancloud_visitors');
+      var entries = [...visitors].map(element => {
+        return decodeURI(element.getAttribute('id'));
+      });
+
+      Counter('get', `/classes/Counter?where=${JSON.stringify({ url: { '$in': entries } })}`)
+        .then(response => response.json())
+        .then(({ results }) => {
+          if (results.length === 0) {
+            document.querySelectorAll('.leancloud_visitors .leancloud-visitors-count').forEach(element => {
+              element.innerText = 0;
+            });
+            return;
+          }
+          for (let item of results) {
+            let { url, time } = item;
+            leancloudSelector(url).innerText = time;
+          }
+          for (let url of entries) {
+            var element = leancloudSelector(url);
+            if (element.innerText == '') {
+              element.innerText = 0;
+            }
+          }
+        })
+        .catch(error => {
+          console.error('LeanCloud Counter Error', error);
+        });
+    }
+  }
+
+  fetch('https://app-router.leancloud.cn/2/route?appId=ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz')
+    .then(response => response.json())
+    .then(({ api_server }) => {
+      var Counter = (method, url, data) => {
+        return fetch(`https://${api_server}/1.1${url}`, {
+          method: method,
+          headers: {
+            'X-LC-Id': 'ysza182Vghlqjdt7QiwGLLJy-gzGzoHsz',
+            'X-LC-Key': 's9GDqbn7gnGGkusf66YRVccw',
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(data)
+        });
+      };
+      if (CONFIG.page.isPost) {
+        if (CONFIG.hostname !== location.hostname) return;
+        addCount(Counter);
+      } else if (document.querySelectorAll('.post-title-link').length >= 1) {
+        showTime(Counter);
+      }
+    });
+  </script>
 
 
       </div>