Kali Linux Assuring Security by Penetration Testing, Fourth ...
Shiva V. N Parasram
Art of R Programming
Norman Matloff
Industrial Cybersecurity
Pascal Ackerman
The Linux Command Line: A Complete Introduction, 2nd Edition
William Shotts
JavaScript Succinctly
Cody Lindley
GIS Succinctly
Peter Shaw
Guide To YC
Jason Shen
Computer Science from teh bottom up
Unknown
Knockout.js Succinctly