Index[A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] categories assigning categories_controller.rb Category model class Category.find method category.rb 2nd change_filter method collect method collection_select helper collection_select method columns commercial IDEs for Rails components concurrency management, optimistic locking config/routes.rb controllers Action Pack framework code generated by Rails creating index action layouts and quick reference running tying to views create method CSS (Cascading Stylesheets) application.css photo.css scaffold .css slideshows.css 2nd 3rd |