17 Feb 2009
2 minutes read
Converting Date and Time to Unix Epoch in Perl
Today I was working on a script, and one of the subroutines needed simple seconds-based arithmetics with time. As you …
Perl
27 Jan 2009
2 minutes read
Perl Scripting: Check if a File Exists
It’s not often that I write about Perl Scripting on Unix Tutorial, but that’s just because I don’t …
12 Feb 2008
3 minutes read
How to Find Out a File Type and Permissions in Perl
A few months ago, I’ve given a really simple example of using Perl for parsing directory trees in Unix. If you …
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 …