Back in December, Art.sy’s Daniel Doubrovkine announced he would be teaching a six-week class geared toward developers, assisted by Pivotal Labs’s Dimitri Roche, on the popular, powerful and ...

There are some fundamental things broken with Ruby 2.0 and the latest Rails version, 3.2.12. For instance, the method that Rails calls to duplicate objects in Ruby was changed to a private method in ...

Ruby on Rails is an open source Web framework for developing Model-View-Controller (MVC) Web applications that access databases. Ruby on Rails is based on the object-oriented Ruby scripting language.

classes = VM.all_classes counts = VM.instance_counts(classes) classes.zip(counts) VirtualMachine.all_classes gives you a list (a java.util.List, but we make those behave mostly like a Ruby Array) of ...