rails new jQueryAutocompleteSample cd jQueryAutocompleteSample rails g scaffold category name:string rails g scaffold color name:string rails g scaffold manufacturer name:string rails g scaffold product title:string description:text category_id:integer color_id:integer manufacturer_id:integer Open the project in your favorite editor go to db/seeds.rb - add some fake Category data rake db:migrate rake db:seed rm public/index.html

rails s The text CHANGES_HERE indicate areas of code that were edited. numerous changes to the entire public folder, most importantly adding the current version of jQuery and jQueryUI changed config/application.rb, fixing the line config.action_view.javascript_expansions belongs_to :category has_many :products

def category_name category.name if category end

Edited the index action for Categories Controller Added a Categories View of index.js.erb