Applying security updates to the Linux kernel is a straightforward process that can be done…

usermod is a command-line utility that allows you to modify a user’s login information. This article…

One of the first tasks when provisioning a new Ubuntu system is adding and removing…

cURL is a command-line utility for transferring data from or to a remote server using…

A tar archive is a file that stores a collection of other files, including information…

Renaming directories is one of the most basic operations you often need to perform on…

Vim or its precursor Vi comes preinstalled on most Linux distributions and macOS. Knowing the…

When troubleshooting system or application slowdown or misbehavior, one of the first things to check…

Although not very often, there are times when you need to find out how many…