1. https://websiteforstudents.com/

    Website for Students was started in August of 2016. It was started to help IT students and new users get to know and understand Linux and opensource software. As we grew, we included other topics like Windows, WordPress, Blogging and website optimization (SEO).

  2. https://www.rubytapas.com

    Screen casts of straight Ruby tutorials

  3. http://railscasts.com

    Another video screen casts site to help you with Ruby and Rails. Warning some casts are older, but most casts are still relevant.