rohandaxini/rails-concepts-topics

Concepts and topics every Ruby on Rails developer should consider knowing

Concepts and Topics every Rails developer should know

Introduction

Following is a list of concepts and topics that will help you become a better Ruby on Rails developer. This is a curated list created with the intention of helping developers master their concepts in Ruby on Rails. It is not a requirement, but a guide for future studies. The format in this repo is inspired from 33-js-concepts guide here.

Table of Contents

1. Rails initialization process
2. What is Rack and how does it work?
3. What is a DSL? Benefits of writing a DSL in Ruby
4. What are singleton classes (metaclass or eigenclass) and their practical application?
5. What is a Rails Engine?
6. The Ruby Object Model
7. How does a Gem work?
8. Metaprogramming
9. Threading and code execution
10. Various Design Patterns
11. Clean Code
12. Better Rspec
13. Hotwire
14. Turbo
15. Import Maps

---

1. Rails initialization process

Articles

• 📜 The Rails Initialization Process

Videos

• 🎥 Rails Initialization Walkthrough
• 🎥 The Rails Boot Process by Xavier Noria

⬆ Back to Top

---

2. What is Rack and how does it work?

Articles

• 📜 Rails on Rack
• 📜 What is Rack?

Videos

• 🎥 Rack - The BEST Ruby Web Framework
• 🎥 Rack App from Scratch

⬆ Back to Top

---

3. What is a DSL? Benefits of writing a DSL

Articles

• 📜 Building DSL with Ruby
• 📜 Benefits of Writing a DSL in Ruby

Videos

• 🎥 Building simple DSLs in Ruby

⬆ Back to Top

---

4. What are singleton classes (metaclass or eigenclass) and their practical application?

Articles

• 📜 What is the Singleton Class in Ruby?
• 📜 Practical Applications of the Singleton Class in Ruby

Videos

• 🎥 The Case Of The Missing Method - A Ruby Mystery Story

⬆ Back to Top

---

5. What is a Rails Engine?

Articles

• 📜 Getting Started with Engines
• 📜 A Guide to Rails Engines in the Wild: Real World Examples of Rails Engines in Action

Videos

• 🎥 Rails Engines

⬆ Back to Top

---

6. The Ruby Object Model

Articles

• 📜 Ruby Object Model
• 📜 Ruby Object Model

Videos

• 🎥 A Deep Dive into the Ruby Object Model

⬆ Back to Top

---

7. How does a Gem work?

Articles

• 📜 How do Ruby Gems work?

Videos

• 🎥 Rubygems and Bundler
• 🎥 What are Ruby gems?

⬆ Back to Top

---

8. Metaprogramming

Articles

• 📜 Metaprogramming in Ruby

Videos

• 🎥 A Practical Guide to Metaprogramming

⬆ Back to Top

---

9. Threading and code execution

Articles

• 📜 Threading and Code Execution in Rails

Videos

• 🎥 Introduction to Concurrency in Ruby by Thijs Cadier

⬆ Back to Top

---

10. Various Design Patterns

Articles

• 📜 10 Popular Design Patterns for Ruby on Rails
• 📜 Rails design patterns

Videos

• 🎥 Design Patterns: The Key to Refactoring Rails MVC by John Travers

⬆ Back to Top

---

11. Clean Code

Articles

• 📜 Clean Code Ruby

Videos

• 🎥 Refactoring from Good to Great by Ben Orenstein

⬆ Back to Top

---

12. Better Rspec

Articles

• 📜 Curated list of Rspec best practices
• 📜 Better Specs
• 📜 Understanding Rspec Best Practices

Videos

• 🎥 Teaching RSpec to Play nice with Rails by Sam Phippen
• 🎥 Applying RSpec Best Practices - Kevin McKelvin

⬆ Back to Top

---

13. Hotwire

Articles

• 📜 Using Hotwire with Rails
• 📜 Taking Rails to the next level with Hotwire

Videos

• 🎥 Hotwire Demystified - Jamie Gaskins

⬆ Back to Top

---

14. Turbo

Articles

• 📜 Building a todo app with Turbo
• 📜 Turbo Frames on Rails
• 📜 What is Turbo
• 📜 Reddit Thread on Turbo

Videos

• 🎥 Hotwire Turbo Streams CRUD
• 🎥 Realtime partial page updates with Turbo Streams

⬆ Back to Top

---

15. Import Maps

Articles

• 📜 Importmap for Rails
• 📜 Rails 7 and JavaScript

Videos

• 🎥 Importmaps in Rails 7

⬆ Back to Top

---

Contributing

I encourage you to contribute to this list of questions. Please feel free to submit your PR for any additions or updates. This will immensely help Ruby on Rails community.

Any contributions you make to this effort are greatly appreciated.