Ruby and MongoDB Web Development Beginner's Guide

And then there was light – a lightweight database! How often have we all wanted some database that was "just a data store"? Sure, you can use it in many complex ways but in the end, it's just a plain simple data store. Welcome MongoDB!
And then there was light – a lightweight language that was fun to program in. It supports all the constructs of a pure object-oriented language and is fun to program in. Welcome Ruby!