Distributed hibernate search with ActiveMQ and Spring

BIRT with Hibernate using POJO-s

Database locks with Spring, Hibernate and Postgres

Tomcat, Atmosphere and Spring Security

Java Cryptography Architecture and common encryption usages

Convert document to HTML with Apache Tika

Play Framework on Heroku and custom dependencies

SOA vs. Domain design and OpenSessionInThreadExecution pattern

Lucene permissions and Hibernate Search

javax.mail and plain, STARTTLS, SSL/TSL connection for POP3 and SMTP without keystore