Adam Bien's Weblog
A Great Set of Java EE Examples For Tomcat On Steroids (aka TomEE)
A great set of Java EE examples (REST, EntityManager, EJB, CDI, Web Services, JMS, Transactions, Security ...), created by the Tomcat EE guys
If you need more, just request an example.
Thanks Jon for the hint!
NEW Special Events: From HTML 5 over Java EE App Building and NoSQL / Distributed Computing to Microservices