PHP 8.1 was released on November 25, 2021, and is a minor release of the PHP 8 series. It comes with its own unique set of features and deprecations. Check out some of the new features provided by the...

Duf is a useful disk monitoring terminal tool written in Golang. It’s a free and open-source cross-platform tool designed to be a replacement for the df command. It allows you to easily check your d...

A few days back, I tried to update my Ubuntu 20.04 PC and I run into an error  ‘the repository is not signed‘ and I could not go past that. Other times, you may happen upon the error &#82...

If you have used Python before, chances are that you have heard of PIP. So what is it? Pip is the defacto package manager for Python packages. It allows you to install, and manage Python packages in a...

Docker is a free and opensource containerization platform that allows developers to develop and deploy applications in isolated environments called containers. Containers ship with their own libraries...

Like other operating systems such as Windows and Mac, Linux is a multi-user operating system that supports multiple users, each with their separate user accounts. Adding users in any Linux system is o...