Polished Ruby Programming
Jeremy Evans
Think Stats
Allen B. Downey
Linux Pocket Guide
Daniel J. Barrett
Privileged Attack Vectors
Morey J. Haber
Azure Integration Guide for Business
Joshua Garverick & Jack Lee & Mélony Qin & Trevoir Williams
Cloud Foundry: The Definitive Guide
Duncan C. E. Winn
Deploying to OpenShift
Graham Dumpleton
Cloud Native Infrastructure
Justin Garrison & Kris Nova
Kubernetes: Up and Running
Kelsey Hightower & Brendan Burns & Joe Beda
AWS System Administration
Mike Ryan & Federico Lucifredi