controllers episodes

You know those invitation systems where a given user can invite a number of other people to join? That's what I show you how to make in this episode.

Learn how to unleash the full potential of subdomains with the subdomain-fu Rails plugin in this episode.

Static pages can sometimes be a little awkward to add to a Rails app. See a couple different solutions to this problem in this episode.

Sometimes you need to display an administrative announcement to every page on the site and give the users the ability to hide the announcement. See how in this episode.

Action caching behaves much like page caching except it processes the controller filters. You can also make it conditional as seen in this episode.

Page caching is an efficient way to cache stateless content. In this episode I will show you how to cache the dynamic javascript we created last week.

Rails 2.0 offers an extremely easy way to do HTTP basic authentication. See how in this episode.

In this episode I will show you how to create PDF documents using the excellent PDF::Writer gem.

If the user has JavaScript disabled, the "Destroy" link might not work properly. In this episode I will explore a number of ways to work around this issue.

Complex forms often lead to complex controllers, but that doesn't have to be the case. In this episode see how you can create multiple models through a single form while keeping the controller clean.