anchor.diff:      $('#table-request-logs').DataTable($.extend({}, ADMIRAL_STATS_DATATABLES_DEFAULT, {
         "paging": true,
         "sorting": [ 0, "desc" ],
  -      "columnDefs": [
  -        { orderable: false, targets: [ 1, 2, 3, 4 ] }
  +      "aoColumnDefs": [
  +        <!-- インデックスでソートするための設定 -->
  +        { "iDataSort": 1, "aTargets": [ 0 ] },
  +        { orderable: false, targets: [ 2, 3, 4, 5 ] }
         ],
       }));
     } );
  
positive.code:       <% @request_logs.each do |log| %>
            <tr>
              <td class="text-left"><%= log.created_at.to_s(:datetime) %></td>
              <td class="text-left"><%= log.request_method %></td>
              <td class="text-left uri"><%= log.request_uri.gsub(/https?:\/\/[^\/]+/, '') %></td>
              <td class="text-left"><%= log.status_code %></td>
  
negative.code:       <thead>
        <tr>
          <th class="text-left col-xl-2 col-lg-2 col-md-2 col-sm-3 col-xs-3">日時</th>
          <th class="hidden">インデックス（ソート用）</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">要求</th>
          <th class="text-left col-xl-4 col-lg-4 col-md-4 col-sm-3 col-xs-3">URI</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">応答</th>
  