Ruby Under a Microscope: An Illustrated Guide to Ruby Internals
Pat Shaughnessy
Networking for VMware Administrators
Christopher Wahl & Steve Pantol
Ipv6 Essentials
Silvia Hagen
Jenkins Essentials
Mitesh Soni
Cable Networks, Services, and Management
Mehmet Toy
Information Doesn't Want to Be Free: Laws for the Internet Age
Cory Doctorow & Amanda Palmer & Neil Gaiman