tap/app/views/users/index.html.erb

<div class="row users">
  <div class="col-md-8 col-md-offset-2">
    <h1>All users</h1>
    <%= render partial: 'flash' %>

    <table id="users-table" class="table table-striped">
      <tr>
        <th>ID</th>
        <th></th>
        <th>Nickname</th>
        <th>Debt</th>
        <th></th>
      </tr>
      <%= render @users %>
    </table>
  </div>
</div>