I\'m using this command:
rails generate model DayOfMonth day:integer
Rails generated the model \"DayOfMonth\" and the table \"day_of_months\".<
ActiveSupport::Inflector.inflections do |inflect| inflect.irregular 'day of month', 'days of month' end
Read: http://api.rubyonrails.org/classes/ActiveSupport/Inflector.html