Janrain Engage (aka RPX) makes it easy to support many authentication solutions through their one service. (6 minutes)

In this episode we continue our look into the Rails 3 router by exploring the Mapper class. (13 minutes)

How does routing work internally in Rails 3? In this episode I'll walk you through the Rails code that makes routing possible. (13 minutes)

Inherited Resource simplifies RESTful controllers by providing default actions which can be customized through inheritance. (9 minutes)

If you have frequently changing data on the server side, it's helpful to automatically display this to the user as well. Here I show how to accomplish this with polling in jQuery. (16 minutes)

Here I walk you through adding the ability to sort table columns in ascending or descending order by clicking the header. (10 minutes)

Here we finish up this upgrade series by removing all deprecation warnings and fixing some problems in the view. (9 minutes)

Here we continue upgrading an application to Rails 3 by getting our specs up and running and going through the rails_upgrade plugin. (12 minutes)

In the first part of this series on upgrading a Rails 2 application to Rails 3, we'll start off by setting up Rails 3.0 Release Candidate in a clean environment. The rails_upgrade plugin will then help us determine what needs upgrading. (11 minutes)

Embedded flash notices, permanent cookies, and the details of respond_with are in this episode. (10 minutes)