https://blog.codeship.com/advanced-enumeration-with-ruby/
https://thisbitofcode.com/managing-localization-rails/
https://blog.showoff.ie/using-gemstash-for-private-gem-hosting-8b6170da766c
http://semaphoreci.com/blog/2017/08/03/tips-on-treating-flakiness-in-your-test-suite.html
https://semaphoreci.com/blog/2017/08/09/faster-rails-eliminating-n-plus-one-queries.html
https://www.nopio.com/blog/ruby-state-machine-aasm-tutorial/
http://www.pablocantero.com/blog/2017/08/06/using-ruby-and-amazon-sqs-fifo-queues
https://depfu.io/blog/2017/08/02/bundler-and-private-dependencies
