Talleyran

class A
    def a
        puts 'a'
    end
end

class B<A
    def a
        super()
        puts 'b'

Talleyran

class PointShapesController < ApplicationController
  caches_page :branches

  def branches
    respond_to{ |format|

      valid_tile = Tile.valid_tile(params[:id])

      raise HTTPStatus::NotFound if valid_tile.nil?

Talleyran

class Branch < ActiveRecord::Base
  belongs_to :company
  belongs_to :point_shape
  belongs_to :poly_shape
  #has_one :style, :through => :point_shape

  define_index do
    indexes company.name, :as => :company
    indexes poly_shape.houses.name, :as => :house
    indexes poly_shape.houses.street.name, :as => :street

Talleyran

class User < ActiveRecord::Base
  attr_accessor :password
  has_many :groups
  validates_presence_of :email, :message => '.validates_presence_of_email'
  validates_presence_of :password, :message => '.validates_presence_of_password'

  #authorization and registration in this method
  def self.get_authorized_user params
    user = self.first :conditions => { :encrypted_password => encrypte( params[ :password ] ), :email => params[ :email ] }
    return user if !!user