The Daily WTF: Curious Perversions in Information Technology. Head First Java, 2nd Edition (9780596009205): Kathy Sierra, Bert Bates. Overview (Java 2 Platform SE 5.0) Eclipse - The Eclipse Foundation open source community website. Useful code samples. Welcome to the site for people who are passionate on Java technology. Introduction to Java Programming, Comprehensive Version (7th Edition) (9780136012672): Y. Daniel Liang. Code: The Hidden Language of Computer Hardware and Software (0790145113191): Charles Petzold.