"Ruby on Rails is an open-source Web framework that's optimized for programmer happiness and sustainable productivity. It lets you write beautiful code by favouring convention over configuration."
Here's a collection of books all in one bundle to help get you started.

I can't remember where I got them all, some were posted by other Avaxians, so big thanks to all you guys, you know who you are.

RAILS only

Agile Web Development with Rails (2nd Ed, 2006)
Rails Cookbook (2007)
Rails Recipes (2006)
RDoc for Rails v0.13.1 inFormat: CHM format
Web Services on Rails (2006)RUBY and RAILS

Beginning Ruby on Rails (2006)
Build Your Own Ruby on Rails Web Applications (2007)
Introduction to Ruby on Rails (HTML)
Ruby for Rails: Ruby Techniques for Rails Developers (2006)
Ruby on Rails: Up and Running (2006)
Ruby on Rails For Dummies (2007)
Rubyisms in Rails (2006)RUBY only

A Little Ruby, A Lot of Objects (2001)
Enterprise Integration with Ruby (2006)
Everyday Scripting with Ruby (2007)
Game Programming with Python, Lua and Ruby (2003)
Learn to Program (in Ruby) (Chris Pine, HTML)
Making Use of Ruby (2002)
Mongrel: Serving, Deploying, and Extending Your Ruby Applications (2006)
Programming Ruby (The Pragmatic Programmer's Guide) (2nd Ed, 2005)
Ruby 1.4.6 Reference Manual (HTML)
Ruby Cookbook (2006)
Ruby Developer's Guide (2002)
Ruby In a Nutshell (2001)
Ruby User's Guide (HTML, 2005)
The Ruby Way: Solutions and Techniques in Ruby Programming (2nd Ed, 2006)
Why's (Poignant) Guide to Ruby

2 parts, 30 and 28 Mb size

1 (RS):
2:
No password needed.
If you know of any extra books on Ruby or Rails worth having, plz post them here.

Ajax AIO to come

Experts from all engineering disciplines have packed this book's sixteen chapters with design criteria and practical tips. You'll find easy-to-read descriptions on fluids, heat transfer, thermodynamics, seals, pumps, and compressors, drivers, gears, and bearings, as well as piping and pressure vessels.
Also covers tribology, vibrations, materials, stress and fatigue, instrumentation, and engineering economics.

Save time with this collection of straightforward, common-sense techniques that provide quick, accurate solutions to your engineering problems.

Hundreds of shortcuts, calculations and practical "how-to" methods in one convenient volume.

18 mb

"Principles of Optics is a great, rigorous, ponderous, unwavering mathematical tract that deals with a welath of topics...a great book, the seventh edition is a fine one, and as I said, if you work in the field you probably should own it." Physics Today

The fastest, easiest way to master precalculus . . . by doing it! Do logarithmic functions throw you for a loop? Does the challenge of finding an inverse function leave you overwhelmed? Does the Law of Cosines make you feel clueless? With this helpful, easy-to-follow guide, you will gain total command of these precalc concepts-and many more-in no time at all. Precalculus: A Self-Teaching Guide includes an algebra review and complete coverage of exponential functions, log functions, and

This book is the first of its kind in the field of protein microarrays and addresses novel strategies for constructing highly functional and biocompatible microarrays for screening proteins. The list of authors consisting of world leading experts provide a roadmap for solving the complex challenges that are currently faced while monitoring protein-protein interactions over a wide range of microarray platforms. In doing so, they also offer a comprehensive overview of microarray surface chemist

Andrew Parr's Programmable Controllers provides a thoroughly practical introduction to the use of PLCs in industry, covering programming techniques alongside systems-level design issues. In the third edition a masterclass series of real-world case studies have been added to illustrate typical engineering challenges - and model solutions.New material also includes the new IEC-61508 functional safety standard, use of Windows-based software on programming terminals, an expanded section on Scada, an ...