24 Dec 2019
2 minutes read
FB4 Show Next Few Lines With GrepShow Next Few Lines With Grep
Now and then I have to find some information in text files – logs, config files, etc. with a unique enough approach: I …
Scripts
11 Dec 2019
2 minutes read
FB4 How to Confirm Symlink DestinationHow to Confirm Symlink Destination
Back to basics day: a very simple tip on working with one of the most useful things available in Unix and Linux …
07 Aug 2019
5 minutes read
FB4 Advice: Safely Removing a File or Directory in UnixAdvice: Safely Removing a File or Directory in Unix
Removing files and directories is a very common task, so in some environments support engineers or automation scripts …
28 May 2019
3 minutes read
FB4 Projects: Automatic Keyboard Backlight for Dell XPS in LinuxProjects: Automatic Keyboard Backlight for Dell XPS in Linux
Last night I finished a fun mini project as part of Unix Tutorials Projects. I have writted a basic enough script that …
26 May 2019
1 minutes read
FB4 Controlling Dell Laptop Keyboard Backlight From Command LineControlling Dell Laptop Keyboard Backlight From Command Line
Keyboard Trigger for Keyboard Backlight I didn’t take me long to start wondering if there was a way to control …
16 Mar 2019
2 minutes read
FB4 Check for Available Updates With YUMCheck for Available Updates With YUM
If you’re using CentOS, Fedora or Red Hat Linux, you are probably familiar with the yum package manager. One of …
16 Aug 2018
4 minutes read
FB4 Review Latest Logs With Tail and AwkReview Latest Logs With Tail and Awk
Part of managing any Unix system is keeping an eye on the vital log files. Today I was discussing one of such scenarios …
18 Jun 2009
3 minutes read
FB4 Fixed Calculations in Unix ScriptsFixed Calculations in Unix Scripts
Although I’ve already shown you how to sum numbers up in bash, I only covered the bash way of doing it. I really …
25 Feb 2009
2 minutes read
FB4 Unix Scripts: How to Sum Numbers UpUnix Scripts: How to Sum Numbers Up
If you’re ever thought of summing up more than two numbers in shell script, perhaps this basic post will be a good …
19 Sep 2008
3 minutes read
FB4 Easy Date Calculations in Unix Scripts With GNU DateEasy Date Calculations in Unix Scripts With GNU Date
When I was writing a post about using date command to confirm date and time in your Unix scripts, I made a note in my …
How to Resize Filesystem With Resize2fs
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 …
Video: Has This Worked Before?
Another video on my YouTube channel …