Ruby on Rails - Follow the Conventions Luke!!

Rails Style Guide : https://github.com/bbatsov/rails-style-guide
Ruby Style Guide : https://github.com/bbatsov/ruby-style-guide
Rails Best Practises : http://rails-bestpractices.com
To Ruby From C/C++ : https://www.ruby-lang.org/en/documentation/ruby-from-other-languages/to-ruby-from-c-and-cpp
Ruby Language Tips, Tricks, Dos and Don'ts and Gotchas :  http://www.zenspider.com/Languages/Ruby/QuickRef.html