<aside class="code-example container-fluid bg-ribbed-dark" data-example="<%= file %>">
  <div class="row">
    <div class="col-md-6 coffeescript-input-column">
      <textarea class="coffeescript-input" id="<%= file %>-coffee"><%= cs %></textarea>
      <pre class="placeholder-code"><%= highlight('coffeescript', cs) %></pre>
    </div>
    <div class="col-md-6 javascript-output-column">
      <textarea class="javascript-output" id="<%= file %>-js"><%= js %></textarea>
      <pre class="placeholder-code"><%=