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Ruby on Rails Tutorials

Ruby on Rails » Basics — about 10 years ago
So you're just about to crack on and dive into that code, but wait, you don't even need to do that! Rails comes with generators for basic functionality so you can get going as quickly as possible.
Ruby on Rails » Migrations — over 11 years ago
A beginners tutorial on how to use migrations in your Ruby on Rails app.
Ruby on Rails » ActiveRecord — almost 10 years ago
Shorten simple finds considerably and improve readability by using the dynamic find_all_by and find_by methods.
Ruby on Rails » Application Deployment — over 7 years ago
UJS allows Rails-generated code to be much cleaner, helps separate your JavaScript logic from your HTML layouts, and uncouples Rails from the Prototype JavaScript library. In this tutorial, we’re going to look at these features and learn how to use them in a simple Rails 3 application.
Ruby on Rails » Refactoring — over 8 years ago
So named_scope is great. It's a quick and clear way to share common SQL fragments within your app by defining them in your models. But one aspect of scopes that might not be immediately apparent is how much logic you can strip from your controllers this way.
Ruby on Rails » Basics — about 11 years ago
This is a beginners guide to Ruby Programming. You will find detailed charts, graphs and diagrams to help you understand what you are reading. The examples are short and to the point so you don't have to sift through long pieces of code while trying to learn Ruby on Rails.
Ruby on Rails » Best Practices — about 10 years ago
Loading in a configuration file can be really handy when you have a few settings that might change in the future of your application, such as contact email addresses or the strength of a spam filter.
Ruby on Rails » Performance — almost 10 years ago
Learn a quick way to improve performance. Just store the end result of an expensive command in an instance variable!
Ruby on Rails » Basics — about 7 years ago
Today, we’ll look at the DataMapper gems to get up and running with a database in Ruby.
Ruby on Rails » Basics — over 10 years ago
Here's a quick way to build an RSS feed using some of the new features in Rails 2.0.
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