this is a really great book on metaprogramming in Ruby https://github.com/dazhizhang/ruby-rails/blob/master/Metaprogramming%20Ruby%2C%202nd%20Edition.pdf https

this is a really great book on metaprogramming in Ruby https://github.com/dazhizhang/ruby-rails/blob/master/Metaprogramming%20Ruby%2C%202nd%20Edition.pdf https://github.com/dazhizhang/ruby-rails/blob/master/Metapro...