Sharing code with Ruby and Rails
How to Integrate a Helper Module in Ruby
Get the Lowdown on Ruby Modules — SitePoint
Class, Object and Module Hierarchy · Ruby Basics
Ruby Tutorial: Scope | ProTech
Sharing code with Ruby and Rails
Ruby Classes and Superclasses | a little place of calm
Sharing code with Ruby and Rails
Ruby modules: Include vs Prepend vs Extend | by Léonard Hetsch | Medium
Get the Lowdown on Ruby Modules — SitePoint
Class or Singleton Methods in Ruby | by Juzer Shakir | Medium
Ruby objects
Ruby modules: Include vs Prepend vs Extend
Metaprogramming: Writing in Ruby with... Ruby | Toptal®
Concerns in Rails: Everything You Need to Know
How to Test Ruby Modules With Rspec | Mix & Go
Ruby Cookbook: Modules and Namespaces – O'Reilly
Get the Lowdown on Ruby Modules — SitePoint
How to Use Mixins and Modules in Your Ruby on Rails Application | AppSignal Blog
ruby - Class, Module, their eigenclasses, and method lookup - Stack Overflow
