Rails 3.0′s ActiveModel: How To Give Ruby Classes Some ActiveRecord Magic

Rails 3.0’s ActiveModel: How To Give Ruby Classes Some ActiveRecord Magic:

In extracting the model-building parts of ActiveRecord, ActiveModel makes it possible to add model-like behavior to any Ruby class, with no Rails or databases required. In his latest blog post, ActiveModel: Make Any Ruby Object Feel Like ActiveRecord , Yehuda shows off how to get Rails-style models with validations, serialization, callbacks, dirty tracking, internationalization, attributes, observers and all the other Rails goodness.

Full article: http://www.rubyinside.com/rails-3-0s-activemodel-how-to-g...