This is an article by Kirill Shirinkin about how to write your own Intercom Messenger App with Ruby on Rails through the example of writing an application that makes it possible to support multiple languages which is not possible in the built-in Showcase ... (more…)

An ultimate, step by step tutorial to RuboCop setup in a new and legacy Ruby on Rails project, featuring RSpec, MiniTest and performance configuration. (more…)

In an earlier project, we had good test coverage with only unit tests produced following TDD practices. But against all our careful work, o... (more…)

Using RSpec? there’s a great tool to make it run faster! (more…)

Who This Tutorial Is For This tutorial is for developers who are comfortable with Ruby on Rails but have no particular expertise in system administration. If you’ve never used AWS before and you don’t even know what Elastic Beanstalk is, that’s okay. What... (more…)