Version Control with Git
Jon Loeliger
The Ruby Programming Language
David Flanagan & Yukihiro Matsumoto
Masterminds of Programming
Federico Biancuzzi & Chromatic
Learning UML 2.0
Russ Miles & Kim Hamilton
Jenkins: The Definitive Guide
John Ferguson Smart
The IDA Pro Book
Chris Eagle
Head First: Design Patterns
Freeman, Eric & Robson, Elisabeth & Bates, Bert & Sierra, Kathy
Git Pocket Guide
Richard E. Silverman