11 May 2021
1 minutes read
Raspberry Pi Articles
RPI4 - Raspberry Pi 4 Fresh off publishing a bunch of articles on learning tmux yesterday, I finally took the time to also migrate my older Raspberry Pi articles.
Unix Tutorial - technical guides and how-tos on Linux/Unix and macOS
10 May 2021
1 minutes read
Still Learning Tmux
tmux It’s only taken me a year, but I finally migrated all of my tmux and posts from the old Unix Tutorial …
08 May 2021
2 minutes read
YubiKey Not Working With GnuPG 2.3
YubiKey 5 Nano - the One I Use I’m a long time fan of USB security keys for SSH access and signig GitHub commits, …
04 May 2021
2 minutes read
Upgraded Becky to Raspberry Pi 4 4GB
Raspberry Pi 4 with 4GB or 8GB I seems I have built my Raspberry Pi server named becky just last year, but it’s …
26 Apr 2021
2 minutes read
Update Terminal Window Title With Tmux
Window title changed to UnixTutorial in my Alacritty/tmux session I have been using tmux more often than usual over the …
24 Apr 2021
1 minutes read
Ubuntu 21.04 Hirsute Hippo Released
It’s April, meaning next Ubuntu release is here! Earlier this week Ubuntu 21.04 codenamed Hirsute Hippo was …
19 Apr 2021
1 minutes read
Certified Kubernetes Administrator
I’m super excited to report that last Friday I sat my online CKA exam and now I’m a Certified Kubernetes …
11 Feb 2021
1 minutes read
Patched Sudo Privilege Escalation Vulnerability CVE-2021-3156
A rather nasty sudo vulnerability has been making news for a couple of weeks now, apparently most of Unix and Unix-like …
02 Feb 2021
1 minutes read
Exam Developer: Linux Foundation Certified IT Associate
LFCA Exam Developer I volunteered to participate in creation of the latest Linux Foundation Certified IT Associate exam, …
27 Jan 2021
2 minutes read
Elastic Licensing and Elasticsearch Forks
Elastic Last week saw dramatic and rapid developments around Elastic and their open-source product Elasticsearch. …
How to Fix Ubuntu Packages Held Back
When trying to run do-release-upgrade on an Ubuntu …
How To Resize Filesystem with resize2fs
Quick note on filesystem resize on a typical …
macOS Tahoe
macOS Tahoe is the upcoming major release of macOS …
Centralized Bash history with timestamps
BASH is my Linux shell of choice (it’s zsh on …
Inspect filesystem operations with fs_usage in macOS
hey Unless you disable SIP, most of DTrace based …
How-To: Upgrade Ubuntu 23.04 to 24.10
I reliased one of my Raspberry Pi systems was …
macOS Sequoia 15.0
Apple keeps shipping public betas of macOS Sequoia …