I wrote a short book on Ruby (http://dmtri.com/posts/65/just_enough_ruby_to_get_by http://dmtri.com/posts/65/just_enough_ruby_to_get_by) for beginners. I wanted

I wrote a short book on Ruby (http://dmtri.com/posts/65/just_enough_ruby_to_get_by http://dmtri.com/posts/65/just_enough_ruby_to_get_by) for beginners. I wanted to publish it via LearnPub originally and earn some money, but I decided to release it for free instead.