1. Introduction Welcome to Ruby on Rails! In this guide, we'll walk through the core concepts of building web applications with Rails. You don't need any experience with Rails to follow along …

This guide describes how to debug Rails applications. It covers the different ways of achieving this and how to understand what is happening "behind the scenes" of your code.

This guide will walk you through installing the Ruby programming language and the Rails framework on your operating system. While your OS might come with Ruby pre-installed, it's …

Rails is a web application development framework written in the Ruby programming language. It is designed to make programming web applications easier by making assumptions about what …

Rails is a web application framework running on the Ruby programming language. If you have no prior experience with Ruby, you will find a very steep learning curve diving straight into Rails.

Dec 13, 2024 · We’ve released Ruby on Rails 2.3.6: six months of bug fixes, a handful of new features, and a strong bridge to Rails 3. We deprecated some obscure and ancient features...

Check the Ruby on Rails Guides Guidelines for style and conventions. If for whatever reason you spot something to fix but cannot patch it yourself, please open an issue.

This Guide is based on Rails 2.3. Some of the code shown here will not work in older versions of Rails.

You should also first upgrade to Rails 8.0 in case you haven't and make sure your application still runs as expected before attempting an update to Rails 8.1. A list of things to watch out for …

Build an e-commerce app and learn the basics of Rails with this in-depth, hands-on, step-by-step tutorial. If you have no prior knowledge of Rails, this is a great place to start.