SysAdmin

The kernel panic error prevents the system from operating normally and requires it to be restarted. This guide explains kernel panic and offers troubleshooting advice.

Dive deep and discover Linux, the flexible, versatile, and secure open-source operating system. In this article, you will learn about how Linux works and how it impacts the computer industry immensely.

This step-by-step guide shows how to install R from Ubuntu and CRAN repositories.

This guide shows several different methods for truncating a file in Linux. See concrete examples and get started with file management in Linux.

This tutorial shows how to set a temporary or permanent environment variable using the Z shell, and print the variable values.

This article explains how to fix the wget: command not found error. It contains instructions for installing Wget on multiple Linux distributions.

The bash eval command evaluates and executes strings as shell commands. This guide shows how to use the eval command in Bash.

This guide utilizes examples of Bash scripts to show how you can use different operators to increment and decrement a variable in Bash.

Linux swap files enable managing memory-intensive workloads by moving inactive files from RAM to a swap file. Learn how swap space works and how to create Linux swap files.

This guide explains how to use the Bash shell to append text to an existing file without overwriting its contents.