With the introduction of ActiveModel, Rails is no longer bound by a specific ORM (ActiveRecord). ActiveModel exposes not only a common interface for the Rails 3 model layer, but also a set of tools for building data models. This talk will go over techniques and code for using web services …
David Heinemeier Hansson presents some of the Rails 3.0 differences with previous version and explains what motivates them.
Rails 3 introduces a series of brand new features that will make your Rails applications better and your experience more pleasant. Yehuda Katz covers some of the most important improvements in Rails 3 and shows how you can take advantage of those improvements today. This post is a bit technically …
If you want to create a Ruby on Rails model without a database backend, you simply need to define a couple methods in the model like I show in this episode. http://railscasts.com/episodes/193-tableless-model
An introduction to the features of the Hobo extensions to Ruby on Rails, focusing on rapid development. Hobo is a collection of open-source gems/plugins for Ruby on Rails that help you build anything from throwaway prototypes and internal utilities to meticulously crafted full-blown web apps. The goal: write less code. …
The :include and :joins options for the find method can be a little confusing because they are so similar. In this episode I show specifically when to use which option. http://railscasts.com/episodes/181-include-vs-joins