One of the biggest benefits of bringing Merb developer Yehuda Katz on board to work on Rails 3.0 has been his relentless pursuit of extracting out all of Rails’ magical abilities from their monolithic encasings and into separate, manageable chunks. A case in point is ActiveModel, a new library that provides the model related parts of ActiveRecord but without the database requirements.
Get Rails-like Model Behavior on Any Ruby Class
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. Read More
Overt humor isn’t usually Ruby Inside’s thing, but it’s the holiday season, so there’s nothing wrong with kicking up your heels and having a little fun. Don’t worry – this won’t become a habit. Promise! After the fold, check out a chart showing how programming language fanboys (Ruby’s included) see each other’s respective languages.
I love checking out new Ruby libraries, and recently many new ones have passed my eyes. The most prominent releases get their own post on Ruby Inside, but often there are less significant libraries that I’d struggle to write 100 words about yet still contribute to Ruby’s lifeblood. This post aims to round up a selection of my recent discoveries.
It’s long been a bone of contention in the Ruby world that Ruby, as a programming language, doesn’t have an official spec (though 
Uh oh, it’s upgrade time again. Today, the official Ruby 1.9 maintainer (Yuki Sonoda, a.k.a. Yugui) announced 
