Apache / Derby and Java DB

All the current uses of Apache / Derby (shipped as Java DB with the JDK, beginning with JDK 6) are truly astounding.

Development, The Agile Way

Scrum is a light-weight agile software development process composed of Sprints, during which the next release of a system is being developed. To read about Scrum see ControlChaos and MountainGoatSoftware. (MountainGoatSoftware's Scrum page summarizes things quite nicely in the first paragraph on the top.)