has_many :through - Simpler than dirt: RESTful Dynamic CSSWay back when, I wrote about how to do Dirt Simple RCSS in Rails. Now that Rails 2.0 is upon us, it's time to get even simpler. With all the restful magic in Rails 2.0, you can get even simpler than dirt. Let's assume you have a restful User resource. You've got your "map.resources" in routes.rb, a typical User model, and a Users controller with standard views like index and show. Now you want to
