Linux users tutorial. A good way for new users to learn the command-line and get to grips with a free open-source OS. Posted: July 8, 2013. At: 8:48 PM. This was 4 years ago. Post ID: 5957 John Cartwright July 8, 2013 0 Comments Rute User’s Tutorial and Exposition. Version 1.0.0. http://www.securitronlinux.com/lc/rute/ The easy way to learn Linux!