Here are some useful resources for Ruby on Rails.
(* not a comprehensive list, references are in no particular order. The list may grow, or shrink, in the future…)
- Ruby on Rails Tutorial by Michael Hartl
- A Guide to The Rails Command Line
- Top 12 Ruby on Rails Tutorials
- Ruby on Rails Lessons @ nuvvo.com
This is is a useful article for a novice: How to Create a Blog from Scratch Using Ruby on Rails
I found it while reading this article: A Simple Twitter App with Ruby on Rails – Messages With Ajax