anchor.diff:    <meta property="og:title" content="<%= @title ? "#{@title} - Proconist.net" : 'Proconist.net' %>">
     <meta property="og:type" content="website">
     <meta property="og:description" content="<%= @ogp_description || '高専プロコン作品のソースコードやプレゼンテーションまとめ。高専生プロコニストのアップスパイラルを生み出します' %>">
  -  <meta property="og:url" content="<%= @ogp_url || 'http://proconist.net' %>">
  -  <meta property="og:image" content="<%= @ogp_img || 'http://proconist.net/img/ogp.png' %>">
  +  <meta property="og:url" content="<%= @ogp_url || 'https://proconist.net' %>">
  +  <meta property="og:image" content="<%= @ogp_img || 'https://proconist.net/img/ogp.png' %>">
     <meta property="og:site_name" content="Proconist.net">
     <meta property="og:email" content="info@proconist.net">
     <meta name="twitter:card" content="summary_large_image">
  
positive.code:         </div>
          <div class="col-md-4 hidden-sm hidden-xs social-button">
            <ul class="list-unstyled">
              <li><a href="https://twitter.com/share" class="twitter-share-button" data-lang="ja" data-count="vertical" data-url="http://proconist.net">ツイート</a></li>
              <li><a href="http://b.hatena.ne.jp/entry/proconist.net" class="hatena-bookmark-button" data-hatena-bookmark-layout="vertical-balloon" data-hatena-bookmark-lang="ja" title="このエントリーをはてなブックマークに追加"><img src="https://b.st-hatena.com/images/entry-button/button-only@2x.png" alt="このエントリーをはてなブックマークに追加" width="20" height="20" style="border: none;" /></a></li>
              <li><div class="fb-like" data-layout="box_count" data-action="like" data-show-faces="false" data-share="false" data-href="proconist.net"></div></li>
              <li><div class="g-plusone" data-size="tall" data-href="http://proconist.net"></div></li>
            </ul>
          </div>
        </div>
  
negative.code: <script src="https://b.st-hatena.com/js/bookmark_button.js" charset="utf-8" async="async"></script>
  <script>
  // Twitter
  !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^https:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');
  // facebook
  (function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) return;js = d.createElement(s); js.id = id;js.src = "//connect.facebook.net/ja_JP/sdk.js#xfbml=1&version=v2.0";fjs.parentNode.insertBefore(js, fjs);}(document, 'script', 'facebook-jssdk'));
  // g+
  