Linux in a Nutshell
Arnold Robbins & Ellen Siever & Stephen Figgins & Robert Love
Qt5 Python GUI Programming Cookbook
B.M. Harwani
Kali Linux 2018
Shiva V. N Parasram & Alex Samm & Lee Allen
Nmap: Network Exploration and Security Auditing Cookbook
Paulino Calderon
Intro to Java Programming, Comprehensive Version
Y. Daniel Liang