Ruby

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Last Update	09/18/2026
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Section 7: Ruby Frameworks Overview

3Lessons ·
- 27: ActiveRecord Basics
  
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Section 10: Interview Practice

2Lessons ·
Section 21: Ruby on Rails Deep Dive

8Lessons ·
- 81: Rails MVC Architecture In Depth
  
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- 82: Active Record Associations
  
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- 83: Active Record Validations and Callbacks
  
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- 84: Rails Routing In Depth
  
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- 86: Rails Migrations In Depth
  
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- 88: Action Cable for WebSockets
  
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Section 23: Ruby Design Patterns

5Lessons ·
- 96: The Decorator Pattern in Ruby
  
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Section 30: Rails API Development

4Lessons ·
- 124: API Versioning in Rails
  
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- 126: Rate Limiting with Rack::Attack
  
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Section 31: Rails Authentication and Authorization

4Lessons ·
- 127: Devise for Authentication
  
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- 128: Pundit for Authorization Policies
  
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Section 32: Rails Testing Deep Dive

4Lessons ·
- 134: Testing Rails Serializers
  
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Section 33: Rails Performance

4Lessons ·
Section 39: More Practical Projects

5Lessons ·
- 161: Building a Blog Engine with Rails
  
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- 163: Building a Real-Time Chat App with Action Cable
  
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- 165: Building a Multi-Tenant SaaS with Rails
  
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Section 41: More Practice and Review

4Lessons ·
- 173: Code Review Checklist for Idiomatic Ruby
  
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Section 44: Ruby Background Processing Deep Dive

4Lessons ·
- 183: Sidekiq Configuration and Concurrency
  
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- 185: Scheduling Recurring Jobs with Whenever
  
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Section 50: Ruby Search Integration

3Lessons ·
- 208: Full-Text Search with pg_search
  
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Section 52: Ruby Email and Notifications

4Lessons ·
- 214: Action Mailer In Depth
  
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- 216: Email Testing with letter_opener
  
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Section 53: Ruby Admin Panels

4Lessons ·
- 218: Building an Admin Panel with ActiveAdmin
  
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Section 54: Ruby Feature Flags and Experimentation

4Lessons ·
- 223: A/B Testing Infrastructure in Rails
  
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Section 56: Ruby Docker and Deployment Deep Dive

4Lessons ·
- 231: Dockerizing a Rails Application
  
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- 232: Multi-Stage Docker Builds for Ruby
  
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Section 57: Ruby Security Deep Dive

5Lessons ·
- 235: Brakeman for Static Security Analysis
  
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- 238: Content Security Policy in Rails
  
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