Advantages
Opinions on Rails
"Powerful web applications that formerly might have taken weeks or months to develop can be produced in a matter of days."
-Tim O'Reilly, Founder of O'Reilly Media
5 reasons for Ruby on Rails
1. The development is about 20-30% faster than comparable Java-applications.
2. An executable basic version is available at an very early stage. As soon as the basic version is set, you can continue developing - constantly involving the customer.
3. A very clean system architecture is produced from the MVC-framework and the very intuitive language Ruby. This is crucial in order to be able to easily maintain and upgrade the application - especially regarding larger projects a decisive criterion.
4. The framework integrates the technologie trend AJAX in a unique way that allows to program very user-friendly applications. "Protoype", one of the most acknowledged and established AJAX-libraries, is an inherent part of Rails!
5. Rails allows an absolute professional programming at all levels: e.g. UnitTesting, a method to keep errors and problems to a minimum at any time, is a permanent part of Rails - unlike most other frameworks.