Cryptography in C and C++
Michael Welschenbach
Learning Ceph
Karan Singh
The Motorcycle Diaries: Notes on a Latin American Journey
Ernesto Che Guevara
Python for Unix and Linux System Administration
Noah Gift & Jeremy Jones
Git Essentials
Ferdinando Santacroce
Git Fundamentals
Thom Parkin
Learning Perforce SCM
Robert Cowham & Neal Ralph Firth