better responses in rails controllers

gistfile1.rb

class ThingController < ApplicationController

  def create_suck
    @thing      = Thing.new(params[:thing])

    respond_to do |format|
      if @thing.save
        format.html { redirect_to @thing, notice: 'thing was successfully created.' }
        format.json { render json: @thing, status: :created, location: @thing }
      else
        format.html { render action: "new" }
        format.json { render json: @thing.errors, status: :unprocessable_entity }
      end
    end
  end


  def create_awesome
    @thing      = Thing.new(params[:thing])

    response @thing.save do
      json(true)  { render json: @thing,        status: :created, location: @thing }
      json(false) { render json: @thing.errors, status: :unprocessable_entity }
    
      html(true)  { redirect_to @thing, notice: 'thing was successfully created.' }
      html(false) { render action: "new" }
    end
  end
end