Links:

• Try Ruby!
• Learn to Program
• Ruby in Twenty Minutes
• Ruby from Other Languages
• Learning Ruby
• The Ruby Garden Ruby FAQ
• Things Any Newcomer Should Know
• Ruby & Ruby on Rails programming tutorials
• Programming Ruby
• Why’s (Poignant) Guide to Ruby
• Ruby User’s Guide
• The Ruby Programming Wikibook
• Ruby Core Reference
• Ruby Standard Library Reference
• Ruby C API Reference

• Ruby on Rails misc resources
• Ruby on Rails Optimizing Performance
• FeedTools: Parsing feeds in Rails
• Rails vs Django
• A series of Ruby on Rails (RoR) Slides – Part 2

• Ruby learning resources
• Tuning and Optimizing Performace of MySQL