Master Ruby on Rails with practical tutorials, best practices, performance tips, and real-world techniques for building modern web applications.
Learn how Rails Credentials work: encrypt secrets, secure your master key, and manage config safely in development and production.
Learn how Rails transactions work: ActiveRecord commits, rollbacks, savepoints, and after_commit callbacks explained.
Compare Active Job and Sidekiq in Rails: features, performance, reliability, setup, and when to use each for background jobs.
Compare Ruby on Rails and Django in 2026 across performance, scalability, development speed, ecosystem, and use cases.
Compare Devise and custom authentication in Rails, including security, flexibility, complexity, maintenance, and when to use each.
Learn what Hotwire is in Ruby on Rails and how Turbo and Stimulus simplify modern, fast, interactive web applications.
Learn to test Rails APIs with RSpec: request specs, authentication, validation errors, JSON responses, and best practices.
Learn how to paginate Rails APIs with Pagy, limit large responses, improve performance, and return useful pagination metadata.
Learn how to secure a Ruby on Rails API with authentication, authorization, validation, and rate limiting.
Learn how to handle errors in Rails APIs with consistent JSON responses, HTTP status codes, and production best practices.
