Ruby DDD refactoring - extract a domain class
This is part of a video class. The class teaches how to use TDD with Ruby/Rails with addition of DDD and mutation testing. It also features many RubyMine techniques.
If you like it, consider buying the class. With this link, you can buy it with 70% off: https://vimeo.com/r/1I82/STcxRjFuel (valid only until Thursday 19.05.2016, 11pm CET)