Ruby on Rails has released the version 1.2 on this Thursday. Today, Ruby on Rails is known as one of the most popular Web frameworks. The features in this version is REST (Representational State Transfer) for the design of resource-oriented architecture. Some enhancements have been made in respect to the HTTP status codes, and multiple representations of the same resource in this version as well.

The official blog of Ruby on Rails also published a very good article on how to upgrade this version and a detail explanation on some of the new features found in this version.

Ruby on Rails was created by David Heinemeier Hansson, a Danish programmer, and also served as a partner at 37signals.