A good REXML tutorial - shows how to read xml documents and create new ones from scratch. Very simple. (REXML is the Ruby standard library for XML processing)
In this article, we show some basic constructs on how to use REXML for XML processing. We also introduce the use of Ruby's interactive debugger irb for exploring XML documents with the help of REXML.
I've been pleasantly surprised by how easy it's been to integrate our Rails application with other disparate systems—systems that produce or consume XML in a pre-existing format. James riffed on some of our early adventures with consuming the results of
The following tutorial will get you started fast using the Digg API in your Ruby on Rails (RoR) application. I am assuming you already have setup your RoR application.