gistfile1.txt

<%= form_for(@comment) do |f| %>
  <% if @comment.errors.any? %>
    <div id="error_explanation">
      <h2><%= pluralize(@comment.errors.count, "error") %> prohibited this comment from being saved:</h2>

      <ul>
      <% @comment.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>
  
  	<div class="field">
	  <%= f.label :user_id %><br />
	  <%= f.collection_select :user_id, User.all, :id, :email %>
	</div>

  <div class="field">
    <%= f.label :comments_text %><br>
    <%= f.text_field :comments_text %>
  </div>
  <div class="actions">
    <%= f.submit %>
  </div>
<% end %>