Ruby on Rails

Ruby on Rails In Eclipse
http://www.oreillynet.com/pub/a/ruby/2007/04/26/ruby-on-rails-meets-eclipse.html
http://www-128.ibm.com/developerworks/opensource/library/os-rubyeclipse/

Effective Exception Handling

be specific, throw early, and catch late

Three Rules for Effective Exception Handling
http://today.java.net/pub/a/today/2003/12/04/exceptions.html