active-record episodes

Learn two different techniques for parsing an RSS feed using Feedzirra in this episode!

Creating a social networking site often requires a self-referential association on the User model to define friends/followers. In this episode I show how to do exactly that.

The acts_as_tree plugin provides many methods for handling a tree based association. In this episode I show how to build a navigation system with tabs, subpages, and breadcrumbs.

Polymorphic associations can be perplexing. In this episode I show you how to set it up in Active Record and then move to the controller and view layer.

This episode finishes up this series on Rails 2.3. Here you will learn about several smaller additions in 2.3.

Creating drag & drop sortable lists is fairly easy using Prototype and the built in helper methods. See how in this episode.

In this episode I show how to add Active Merchant's functionality to a Rails application to make a fully-functional checkout process.

This episode finishes up the Rails 2.2 series by showing a few miscellaneous additions that I find useful.

Want to create a Ruby Gem instead of a Rails plugin? In this episode I will walk you through creating a gem to extend Rails.

Have you ever wanted to access helper methods outside of the view layer? In this episode I show you a couple ways to do just that.