Just a nitpick: Barrett, not Barnett. It's nice to see a new edition of Linux Pocket Guide come out just 2 years ago.
https://en.wikipedia.org/wiki/Daniel_J._Barrett
Thanks for pointing it out! I visually checked the books on the shelf but my eyes tricked me and confused "rr" by "rn".
Thanks for pointing it out! I visually checked the books on the shelf but my eyes tricked me and confused "rr" by "rn".