title: Rails/ ruby error in initialize
body: <p>I have this class </p>
  
  <pre><code>class MultipleJob &lt; ActiveRecord::Base
      attr_accessor :file
      def initialize(attributes = {})
        attributes.each { |title, value| send("#{title}=", value) }      
      end
  end
  </code></pre>
  
  <p>when  i m trying to do MultipleJob.new</p>
  
  <p>it is showing me</p>
  
  <pre><code>&gt;&gt; MultipleJob.new
  =&gt; #&lt;MultipleJob not initialized&gt;
  </code></pre>
  
  <p>Any guess why i m seeing this error?</p>