How to Disable Swap on Linux
What is Swap? Swap is the extra virtual memory that a computer uses when it runs out of physical memory (RAM). The Swap partition is stored on the hard drive or secondary memory of your …
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How to generate SSH key with SSH Keygen in Linux
SSH (Secure Shell) is a foundational tool for secure remote access and management of servers, using encrypted communication to protect sensitive data. If you’re wondering how to generate SSH key with SSH Keygen in Linux, …
How to check how many CPUs in a Linux System
There are multiple ways to check the number of CPUs in a Linux system. There are simple commands like lscpu and nproc and more advanced tools like top, htop, and hwinfo. Each method has its …
How to find full path to a file in Linux
There are several methods to find the full path of a file in Linux, ranging from using simple commands like readlink and realpath to more advanced approaches involving shell scripts and the find command. Table …
How to check OS version in Linux
To check the OS version in Linux can be used for troubleshooting, installing compatible software, or ensuring system compatibility. There are several ways to check the OS version in Linux. In this guide, we’ll cover …
How to uninstall packages with APT in Debian Linux
APT (Advanced Packaging Tool) is a powerful package manager designed for Debian-based Linux systems, allowing users to manage software efficiently. APT provides multiple ways to uninstall packages with APT in Debian Linux, depending on whether …
How to run TCP Traceroute in Centos Linux
This post describes how to install or run TCP traceroute in Centos Linux. TCP Traceroute is a tool used by end users in Linux to test TCP port connectivity. TCP Traceroute is done from Centos …
Basic Nano Text Editor Commands: A Beginner’s Guide
The Nano text editor is a powerful yet simple command-line tool for editing text files in Linux. Its intuitive interface makes it a great choice for beginners. In this guide, we’ll cover the most essential …
How to Select All in Nano Text Editor
The Nano text editor is a popular, lightweight text editor used in Linux for editing configuration files, scripts, and more. While many text editors have an easy “Select All” option, in Nano, selecting all text …
How to Show Line Numbers in Nano Text Editor in Linux
Nano is a lightweight, user-friendly text editor available on most Unix-based systems. While it provides essential features like syntax highlighting and search functionality, it does not show line numbers by default. Enabling line numbers in …