Rails 2.3.3 brings us a new feature called "touch". See how to use this to auto-expire associated caches in this episode.

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

Rack middleware is a way to filter a request and response coming into your application. In this episode I show how to modify the response body using middleware

Rails Metal is a way to bypass the standard Rails request process for a performance boost. In this episode you will learn how to shave off a few milliseconds using Metal.

Rails 2.3 brings us much of the same functionality as the Rails Engines plugin. Learn how to embed one application into another in this episode.

In Rails 2.3 you can provide a template when generating a new Rails application. See how in this episode