ekumachidi

Rails.application.eager_load!
ActiveRecord::Base.descendants # It returns all models and its attributes.
ActiveRecord::Base.descendants.collect(&:name) # It returns only the model names

# If you're using > rails 5.0 you can use the line below
ApplicationRecord.descendants.collect(&:name) # It returns only the model names

kizzx2

class Post < ActiveRecord::Base
  attr_accessible :body, :price, :title

  validates_presence_of :title
  validates_length_of :title, minimum: 10
  validates_presence_of :body
  validates_numericality_of :price, greater_than: 0
end

madtrick

module Devise
    module Strategies
      class RemoteAuthenticatable < Authenticatable
        #
        # For an example check : https://github.com/plataformatec/devise/blob/master/lib/devise/strategies/database_authenticatable.rb
        #
        # Method called by warden to authenticate a resource.
        #
        def authenticate!
          #

madtrick

module Devise
  module Models
    module RemoteAuthenticatable
      extend ActiveSupport::Concern

      #
      # Here you do the request to the external webservice
      #
      # If the authentication is successful you should return
      # a resource instance