Peter Armstrong, author of Flexible Rails and Enterprise Flexible Rails, has put together an overview of Flex and Rails. Flexible Rails: Flex 3 on Rails 2 shows you how Flex and Rails can be used together, and then builds a simple Flex + Rails application using XML over HTTPService to have the Flex client talk to a RESTful Rails server. Features include a short Overview of Rails 2 and Flex 3, Flex 3 and Rails 2 Together, Building a Flex + Rails Application, Hot Tips and more.
Peter is the CEO and Co-Founder of Ruboss Technology Corporation (http://ruboss.com), a self-funded RIA startup in Vancouver, BC, Canada. He is also the co-creator of the open source Ruboss Framework, the RESTful way to develop Adobe Flex and AIR applications that easily integrate with Ruby on Rails.