modelli

gistfile1.rb

class Project < ActiveRecord::Base
  attr_accessible :name, :start, :stop
  belongs_to :institution
  validates :name, :start, :stop, :presence => true
end

class Institution < ActiveRecord::Base
  attr_accessible :email, :name, :phone
  has_many :projects, :dependent => :destroy
  validates :email, :name, :phone, :presence => true
end