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Module extend self

November 17, 2025

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Your Teacher

Collin Jilbert

Ruby on Rails Developer | Lover of Music | Skateboarder | Proud Papa | Co-editor @therubyradar | Launched @fleur_de_ruby

About This Episode

Using extend self inside a Ruby module makes all of its instance methods callable directly on the module itself, which is useful when you want a collection of utility-style methods without needing to instantiate an object.