Building DMZs for Enterprise Networks
Robert J. Shimonski & Will Schmied & V Chang & Thomas W. Shinder
Black Hat Python: Python Programming for Hackers and Pentesters
Justin Seitz
MongoDB Basics
David Hows & Peter Membrey & Eelco Plugge
Absolute FreeBSD: The Complete Guide to FreeBSD, 2nd Edition
Michael W. Lucas
Swift for Absolute Beginners
Gary Bennett & Brad Lees
Bash Pocket Reference
Arnold Robbins
Learning the Bash Shell: Unix Shell Programming
Cameron Newham & Bill Rosenblatt