Ключевые слова: acts_as_tree [2] заработать интернете [1] Comparing Floating-Point Numbers [1] многие ко многим [1] word wrap [1] ENV['AUTH_USER'] [1] paginate_links [1] graphs [1] pretty logger rails [1] rails rake [1] xml [1] isSimpleIP [1] ActiveRecord extends [1] account_location [2] script/console [2] GServer [1] attachment_fu mobile [2] fileutils [1] to_yaml [2] open-uri [3]