anchor.diff:          <div id="article-content" class="ui text container piled segment" style="min-height: 450px;">
               <%= yield %>
   
  +            <!-- for social media sharing -->
  +            <div id="sharing_area" class="ui loading segment">
  +                <h4>分享這篇文章 : </h4>
  +                <span class='st_facebook_large' displayText='Facebook'></span>
  +                <span class='st_googleplus_large' displayText='Google +'></span>
  +                <span class='st_twitter_large' displayText='Tweet'></span>
  +                <span class='st_linkedin_large' displayText='LinkedIn'></span>
  +                <span class='st_sharethis_large' displayText='ShareThis'></span>
  +
  +            </div>
  +
  +            <!-- for disqus -->
               <div id="disqus_thread"></div>
  -            <script type="text/javascript">
  -                /* * * CONFIGURATION VARIABLES * * */
  -                var disqus_shortname = 'takeshiblog';
   
  -                /* * * DON'T EDIT BELOW THIS LINE * * */
  -                (function() {
  -                    var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
  -                    dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
  -                    (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
  -                })();
  -            </script>
               <noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript" rel="nofollow">comments powered by Disqus.</a></noscript>
  +
  +
           </div>
           <% end %>
   
  
positive.code:         <script src="//cdnjs.cloudflare.com/ajax/libs/Han/3.2.5/han.min.js"></script>
          <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/8.7/highlight.min.js"></script>
          <script>hljs.initHighlightingOnLoad();</script>
          <% end %>
          <script>
              (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
  
negative.code:         <!-- Le styles -->
          <%= stylesheet_link_tag 'semantic.min' %>
          <%= stylesheet_link_tag 'icon.min' %>
  
          <% if request.path != '/article' and request.path != '/article/index.html' %>
          <link rel="stylesheet" media="all" href="//cdnjs.cloudflare.com/ajax/libs/Han/3.2.5/han.min.css">
          <link rel="stylesheet" media="all" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/8.7/styles/default.min.css">
  