Latest Screencasts (page 4)

Controllers are tricky to test, and there's no perfect way to do it. In this episode you will see how I test controllers, and my reasoning behind it.

In this episode you will learn how to add custom routes, make some parameters optional, and add requirements for other parameters.

Ever wonder how to implement OpenID authentication in your Rails app? This episode will show you how to add it to a site with an existing authentication system.

Need multiple user authentication? If so, the restful_authentication plugin is a great way to go. It will generate some basic authentication code for you which is good starting point to your authentication system. Watch this episode for details.

Rails designates one helper module per controller, but that shouldn't stop you from making custom helper modules to help structure the code. Learn how in this episode.

When an exception is raised in development you get the full error along with the stack trace. In production, only a simple message is displayed. Learn why this is and how to customize the handling of exceptions.

See how to select multiple items using checkboxes and perform an action on the selected items in this episode.

Sometimes you need to add complex/dynamic routes. This is often impossible to do in routes.rb, but do not worry. It can be accomplished with a catch-all route. See how in this episode.

If you have a form with multiple buttons, you can detect which button was clicked by checking the passed parameters. Learn how in this episode.

REST adds many constraints. It restricts your controllers to seven actions. Normally this is okay, but sometimes you need to add your own custom actions. Learn how in this episode.