Rails 3 特点

真的想留下来

http://railslove.com/weblog/2010/02/02/on-the-way-to-rails-3-a-link-list/

http://rizwanreza.com/2009/12/20/revamped-routes-in-rails-3

http://m.onkey.org/2010/1/22/active-record-query-interface

http://blog.plataformatec.com.br/2010/02/rails-3-i18n-changes/