06 Nov 2018
4 minutes read
Mkdir Cannot Create Directory
New Linux users often get puzzled by the “mkdir: cannot create directory” errors when taking first steps and …
shell
04 Oct 2018
3 minutes read
Lrwxrwxrwx
If you come across a rather cryptic word “lrwxrwxrwx” when listing files and directories, here’s how …
18 Jan 2016
1 minutes read
Ansible 2.0
Red Hat Ansible If you’re managing configuration with Puppet or Chef, chances are you’ve heard of Ansible as …
22 Jul 2014
3 minutes read
FB4 How to Find Directories Larger Than 1GB in LinuxHow to Find Directories Larger Than 1GB in Linux
Finding out sizes of files and directories in Linux is done using the du command, which estimates their disk space …
02 Jul 2014
4 minutes read
Difference Between Chmod and Chown
The chmod and chown commands are used to control access to files in UNIX and Linux systems. The chmod command stands for …
09 Jun 2008
5 minutes read
FB4 How to Compare Directories in UnixHow to Compare Directories in Unix
Certain situations require you to quickly confirm which files between two directories are different, and while your …
07 Apr 2008
2 minutes read
FB4 How to Find a Location of a Directory in UnixHow to Find a Location of a Directory in Unix
Very quick tip for you today, I just see that many of visitors of this block are curious how they can find a directory …
02 Apr 2008
2 minutes read
FB4 How to Find the Default Block Size in UnixHow to Find the Default Block Size in Unix
The questions about default block sizes used in your Unix system are always popular. Today I’d like to show you a …
11 Mar 2008
3 minutes read
FB4 How to Find Large Files and DirectoriesHow to Find Large Files and Directories
When you’re trying to clean up your filesystems and reclaim some space, one of the first things you’ll want …
14 Feb 2008
3 minutes read
FB4 Unix Filesystem Basics: Symlink ExampleUnix Filesystem Basics: Symlink Example
I can see some of you have arrived to my Unix file types post looking for an example of using symlinks in Unix.
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 …