As a system administrator, you may be asked to manage disks between different operating systems such as Windows, Linux and MacOS. As a consequence, you may have to format your…
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Git is by far one of the most popular version control system available for developers. Created in 2005 by Linus Torvalds, the creator of the Linux operating system, Git is…
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This tutorial discusses the ways to check disk space on Linux using the command line or graphical tools. As a system administrator, you always want to make sure that you…
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When starting and running containers, you often want to view and inspect Docker logs for your containers. Docker logs are essential for DevOps : they provide insightful information about what…
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As a system administrator, creating partitions on Linux for your disks is a very common task. You may want for example to add some extra space to some directories on…
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On Linux, hidden files are files that are not directly displayed when performing a standard ls directory listing. Hidden files, also called dot files on Unix operating systems, are files…
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BasicsLinux System Administration
How To Set and Unset Environment Variables on Linux
by schknby schknOn Linux, knowing how to set and unset environment variables is essential to manage your hosts. Environment variables are a set of key value pairs stored on your Linux and…
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This tutorial focuses on the techniques to set the date and time on Linux using timedatectl, NTP or date. As a system administrator, you may be asked to set the…