Update bloghub.html

bloghub.html

@@ -77,7 +77,22 @@ <h4>My Very Own Custom Blog System</h4>
  </div>
  </div>
  </div>
- </a> 
+ </a>
+ <a href="blog.html?file=closePorts">
+ <div class="blog" data-category="OPERATING SYSTEMS">
+ <div class="blogThumbnail">
+ <img src="blogs/images/closePorts/premidPortError.png">
+ </div>
+ <div class="blogDetails">
+ <div>
+ <h4>Identify which process is using a specific port</h4>
+ </div>
+ <div>
+ <p>a brief tutorial on how to know the process id of a specific process using a particular port</p>
+ </div>
+ </div>
+ </div>
+ </a>
 
 
  </div>
@@ -87,4 +102,4 @@ <h4>My Very Own Custom Blog System</h4>
  </div>
  </div>
  </body>
-</html>
+</html>