Ubuntu Linux, as well as all other Linux distributions, uses the PATH variable to tell the operating system where to look for executable commands. Typically these commands are located in the /usr/sbin ...

The Linux command line is a powerful tool that gives you complete control over your system. But to unleash its full potential, you must understand the environment in which it operates. One crucial ...

The .bashrc file is crucial for configuring commands on Linux shell startup. Knowing the shell you're running helps you configure .bashrc properly. Customize your shell with .bashrc by defining new ...

With laptops powered by Linux becoming commonplace, now’s the best time to dive right into the open-source OS if you’re into coding. That said, switching to a Linux distro can be rather jarring as it ...

In this step-by-step guide from Jack Wallen, learn how to access and modify the Linux hosts file to control the mapping of hostnames to IP addresses. At some point in your career as a developer, ...