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ActiveRecord::Relation Walkthrough
Episode #239Nov 07, 201021 comments

ActiveRecord::Relation Walkthrough

The new Active Record query methods in Rails 3 might seem like magic at first. But in this episode I unravel how it works by browsing the Rails 3 source code. (11 minutes)
Routing Walkthrough Part 2
Episode #232Sep 19, 201014 comments

Routing Walkthrough Part 2

In this episode we continue our look into the Rails 3 router by exploring the Mapper class. (13 minutes)
Routing Walkthrough Part 1
Episode #231Sep 13, 201045 comments

Routing Walkthrough Part 1

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)