The Ruby course left a very positive impression. The material is presented clearly and logically, with a good balance between theory and practical examples. The Ruby language feels easy to learn, and the tasks help quickly reinforce the knowledge. The course is useful both for beginners and for those who want to expand their programming skills.
Ruby on Rails is a server-side (back-end) web application framework that has been written in Ruby. It's a model-view-controller framework that provides default database, web page, and web service structures.