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Welcome to the Ruby on Rails book.

If you are interested in learning more about the Ruby language, then please go to the Ruby Programming book.

Ruby on Rails, or often seen as RoR is a contemporary web framework used by many web companies such as Twitter, Hulu and Kongregate. It allows developers to easily create and maintain applications with very little effort but huge functionality.

Important Note

Rails command start with "rails" and not "ruby/script".

Preface

• Introduction
• Contributors

Getting Started

A printable version of Ruby on Rails is available. (edit it)

Built-In Rails Tools

ActiveRecord - The Model

• Naming
• Migrations
• Associations
• Callbacks
• Validations
• Attributes
• Aggregations
• Calculations
• acts_as

ActionView - The View

• Rendering and Redirecting
• Layout Files
• Forms
• Uploads
• Custom Helpers

ActionController - The Controller

• Actions
• Parameters
• Sessions
• Cookies

Routing

• Routing

ActiveSupport

• ActiveSupport

ActionMailer

• ActionMailer

Examples

• Examples
• Generating valid HTML4.01

Other Resources

• Other Resources Category:Alphabetical/R Category:Book:Ruby on Rails#%20 Category:Subject:Ruby programming language#Ruby%20on%20Rails