code: function(rendered, manager, def) {
      // Actually put the rendered contents into the element.
      if (_.isString(rendered)) {
        // If no container is specified, we must replace the content.
        if (manager.noel) {
          rendered = $.parseHTML(rendered, true);
  
          // Remove extra root elements.
          this.$el.slice(1).remove();
  
          // Swap out the View on the first top level element to avoid
          // duplication.
          this.$el.replaceWith(rendered);
  
          // Don't delegate events here - we'll do that in resolve()
          this.setElement(rendered, false);
        } else {
          this.html(this.$el, rendered);
        }
      }
  
      // Resolve only after fetch and render have succeeded.
      def.resolveWith(this, [this]);
    }
docs: This function is responsible for pairing the rendered template into the DOM element.