12 May '13, 12pm

[Перевод] Изучая Rails (ну, и Ruby)

class Speaker < ActiveRecord::Base belongs_to :user has_many :proposals attr_accessible :user, :bio, :email, :name, :id, :website, :photo has_attached_file :photo, :styles => { :medium => "300x300>", :thumb => "120x120>" } validates_attachment_content_type :photo, :content_type => /^image\/(png|gif|jpeg)/ validates :bio, :email, :name, :photo, :presence => true validates :email, :format => { :with => /\A[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]+\z/, :message => "Must be a valid email address" } end

Full article: http://habrahabr.ru/post/179395/

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