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 …
18 Jun 2008
2 minutes read
FB4 How to Determine Physical Memory Size in LinuxHow to Determine Physical Memory Size in Linux
If you’re logged in at some remote Linux system and need to quickly confirm the amount of available memory, …
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 a Location of a Directory in UnixHow to Find a Location of a Directory in Unix
When you’re trying to clean up your filesystems and reclaim some space, one of the first things you’ll want …
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I learn with Educative:
Video: Welcome to Unix Tutorial YouTube channel
I made a welcome video on my YouTube channel: …
Video: What Browser Do You Use?
Another fairly recent video on my YouTube channel: …
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macOS 14 - Sonoma Apple just released new version …
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Did I mention that I have recently purchased the …
Video: Has This Worked Before?
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macOS Sequoia 15.0
macOS 15 - Sequoia Apple keeps shipping public …
How-To: Upgrade Ubuntu 23.04 to 24.10
Oracular Oriole I reliased one of my Raspberry Pi …