Understanding Caching in Hibernate

http://apmblog.compuware.com/2009/02/16/understanding-caching-in-hibernate-part-one-the-session-cache/
http://docs.jboss.org/hibernate/orm/3.5/javadocs/org/hibernate/Session.html

Testing Web Apps with Spring Framework

Presentation..

Batch processing in hibernate

A lot of good advices are here https://docs.jboss.org/hibernate/orm/3.3/reference/en/html/batch.html

Displaying graphs in java

Recently I found good java graph framework, it is called Jung. Here is an example of the directed graph:

HikariCP connection pool

"HikariCP - here is nothing faster. There is nothing more correct. HikariCP is a “zero-overhead” production-quality connection pool. " - sounds great) Need to check it

 http://brettwooldridge.github.io/HikariCP/