If you need to find all the files owned by a certain Unix user or group in a given directory, it’s actually very easy to do using find command.
If you have followed this blog for a while, you should remember how to use variables in Unix shell scripts.
Going …
Certain situations require you to quickly confirm which files between two directories are different, and while your …
Finding out the username by user id (uid) in Unix is not as common a task as determining the uid by a username, but if …
If you tried installing or upgrading Ubuntu recently, you probably noticed that all the storage devices are now using …
Any Unix shell script longer than a line will most likely involve using variables. Variables are used to store temporary …
Showing your processes in a hierarchical list is very useful for confirming the relationship between every process …
For all of you who were waiting for the next release of Ubuntu, it’s finally here! I’ve been using the beta …
What are atime, ctime and mtime? As you know, Unix filesystems store a number of timestamps for each file. Why are they …
Another quick answer to the question I see a lot in search queries on this blog: listing directories in a directory.
When trying to run do-release-upgrade on an Ubuntu …
Quick note on filesystem resize on a typical …
macOS Tahoe is the upcoming major release of macOS …
BASH is my Linux shell of choice (it’s zsh on …
hey Unless you disable SIP, most of DTrace based …
I reliased one of my Raspberry Pi systems was …
Apple keeps shipping public betas of macOS Sequoia …
