03 Jan 2008
1 minutes read
Unix Tutorial update: Reference page
Looking at this website access logs, I see how many people share the same problems and look for the same solutions, but use vastly different search queries to get to my posts.
Unix Tutorial - technical guides and how-tos on Linux/Unix and macOS
02 Jan 2008
2 minutes read
Find Compiler Version in Unix
Finding the compiler version in your Unix system should be the first step before you attempt to compile any package from …
21 Dec 2007
1 minutes read
Tee: Replicate Standard Output
Now and then I come across a situation when I need to run a script or a Unix command and would like to not only see the …
19 Dec 2007
1 minutes read
How to Find Out RedHat Version and More
If you’re a really curious mind, you won’t be satisfied with simply knowing the current release of your …
14 Dec 2007
1 minutes read
How to Take a Screenshot in Unix (Xwd)
Quite often there’s a need for you to take a screenshot of your Unix desktop, and as always there’s a number …
13 Dec 2007
2 minutes read
Visudo Tutorial
Unix Tutorial visudo is a tool for safely updating the /etc/sudoers file, found in most Linux systems (Ubuntu for …
03 Dec 2007
2 minutes read
How to Mount an ISO Image
Mounting an ISO image of a CD/DVD before burning it is one of the basic steps to verifying you’re going to get …
20 Nov 2007
2 minutes read
Script: Save Your Session Log
If you ever need to save the history of your Unix shell session, one of the easiest ways to do it is to use the script …
08 Nov 2007
2 minutes read
Perl: Searching Through Directory Trees
I had a need to scan a huge directory tree today, identifying the users and Unix groups owning all the files. The …
25 Sep 2007
5 minutes read
Unix File Types
In Unix systems, there are 6 file types. Below I will give a very short description of each. How to find out the type of …
How to decrypt files with Ansible Vault
ansible-vault decrypt restores an encrypted file …
Just discovered the macOS footprint command
I’ve administered Linux systems for around 25 …
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 …