Ruby

Practice

• Codecademy
• Exercism
• LeetCode

Gems

• object_oculus
• rubocop

Reference

• Commit Messages
  • Semantic Commit Messages
  • The seven rules of a great Git commit message
• Ruby
  • 4 Simple Memoization Patterns in Ruby
  • Approximating “Prettier for Ruby” with RuboCop
  • Collection Pipeline
  • Stop including Enumerable, return Enumerator instead
  • The magic behind 'map(&:to_s)'
  • The Ruby Style Guide
• RSpec
  • Better Specs
  • RSpec Cheat Sheet
  • 'subject' and 'let' variables
  • What's the difference between RSpec's subject and let?
  • Write Detailed RSpec Example Descriptions
• Rails
  • Strong Migrations
  • The Exhaustive Guide to Rails Time Zones
  • Using Models in Your Migrations

Videos

• Basics
  • How to Code
  • Computer Basics
• Refactoring
  • Therapeutic Refactoring (Code)
  • Overkill (Code)
  • Succession (Code)
  • The Magic Tricks of Testing
  • All the Little Things (Code)
  • Nothing is Something (Code)
  • Get a Whiff of This (Code Smells)
  • Go Ahead, Make a Mess
  • Polly want a message
• Rails
  • Primitive Obsession (Code)
  • Organizing Rails code
  • Rails 7 Demo Featuring Live Events Using Redis
  • Using Importmaps in Rails 7 to use JS with no transpilation/node
• AI
  • Introduction to Developing with AI Assistants

Ruby Books

• Head First Ruby
• 99 Bottles of OOP (Code)
• Metaprogramming Ruby 2
• Effective Testing with RSpec 3 (Cheat Sheet)
• Refactoring: Ruby Edition (Code)
• Refactoring in Ruby (Code)

• Practical Object-Oriented Design in Ruby (Code): The goal of design is to reduce the cost of change. Interrogate. Cohesion. Depend on things that change less often. Hook methods. Shallow hierarchies. Let objects speak for themselves. No Services. Inheritance is evil; prefer composition. Use 'instance_double', not 'double'.

Design Books

• Refactoring
  • Refactoring (Code)
  • Five Lines of Code (Code)
  • Tidy First?
• Algorithms
  • A Common-Sense Guide to Data Structures and Algorithms
  • Introduction to Algorithms
• SQL
  • SQL Antipatterns