anchor.diff:                  </p>
                 <% end %>
   
  -              <%= f.label :username, 'Assembly @username', class: 'control-label' %>
  +              <%= f.label :username, 'Username', class: 'control-label' %>
                 <%= f.text_field :username, class: 'form-control input-lg', placeholder: 'jane' %>
               </div>
   
  
positive.code:               </div>
              <% end %>
  
              <div class="form-group <%= 'has-error' if f.object.errors[:name].any? %>">
                <% if f.object.errors[:name].any? %>
                  <p class="help-block pull-right">
                    <%= f.object.errors[:name].to_sentence %>
                  </p>
                <% end %>
  
                <%= f.label :name, 'Real life name', class: 'control-label' %>
                <%= f.text_field :name, autofocus: true, class: 'form-control input-lg', placeholder: 'Jane Smith' %>
              </div>
  
              <div class="form-group <%= 'has-error' if f.object.errors[:username].any? %>">
                <% if f.object.errors[:username].any? %>
                  <p class="help-block pull-right">
  
negative.code: 
              <%= f.hidden_field :avatar_url %>
              <%= f.hidden_field :facebook_uid %>
              <%= f.hidden_field :name %>
              <%= f.hidden_field :extra_data %>
              <%= f.hidden_field :location %>
              <%= hidden_field_tag 'user[follow_product]' %>
  