title: Action and method in Rails controller
body: <p>In </p>
  
  <blockquote>
    <p><a href="http://guides.rubyonrails.org/action_controller_overview.html" rel="noreferrer">http://guides.rubyonrails.org/action_controller_overview.html</a></p>
  </blockquote>
  
  <p>I read that </p>
  
  <blockquote>
    <p>Rails creates an instance of that controller and runs the method with the same name as the action.</p>
  </blockquote>
  
  <p>so i don't understand, what is difference between actions and public methods in controller. Actions and public methods in controller are not the same?</p>