31069 Ruby on Rails Tutorials

We require 5 short tutorials written with your own content on getting started with Ruby on Rails. These tutorials need to be very easy to follow and step by step. They should include a breif yet clear explanation of what it is you are doing. The following topics and a breif summary of them are: 1. What is Ruby on Rails A brief overview of what Ruby on Rails is and building a Hello World page using Ruby on Rails 2. Variables/Clases/Objects What is a variable? what is a class? what is an object? An example of how these are used. 3. Understanging an Array in ROR Explain what an array is and how it would be used by an example. 4. Making Sense of Loops in ROR Explain what a loop is and how it would be used by an example. 5. Sending mail in ROR A step by step on how to send form variables by mail using ActionMailer.