Rails is a full-stack, open-source web framework that enables you to create full-featured, sophisticated web-based
applications with a twist . . . you can create a full Rails application using less code than the setup XML you'd need
just to configure some other frameworks.
With this book, you'll learn how to use Rails Active Records to connect business objects and database tables. No more painful object relational mapping. Just create your business objects and let Rails do the rest. You'll learn how to use the Action Pack framework to route incoming requests and render pages using easy-to-write templates and components.
See how to exploit the Rails service frameworks to send emails, talk to web services, and interact dynamically with Javascript applications running in the browser (the "Ajax" architecture).