How To Check Disk Space Usage In Linux Using Ncdu

This guide explains what is Ncdu, how to install Ncdu in various Linux distributions and how to use Ncdu to check disk space usage in Linux and Unix operating systems …

How To Boot Into Rescue Mode Or Emergency Mode In Ubuntu 22.04 / 20.04 / 18.04

This tutorial explains how to boot into rescue mode or emergency mode in Ubuntu 22.04, 20.04 and 18.04 LTS editions. As you might already know, Runlevels are replaced with Systemd …

Solve “Starting full system upgrade… there is nothing to do” Issue In Arch Linux, Manjaro Linux

I recently noticed that my Arch Linux desktop system will not update/upgrade to the latest version. I thought there wasn’t any new updates yet. I visited Arch Linux website and …

[Solved] Error rpmdb damaged header in Fedora, RHEL

Today I tried to update all packages with sudo dnf –refresh upgrade command in my Fedora 35 desktop. During the package update, I encountered with this issue – error: rpmdb: …

How To Restore Sudo Privileges To A User In Ubuntu Linux

This tutorial explains how to restore sudo privileges to a user from recovery mode on Ubuntu Linux and its derivatives like Linux mint, Pop OS operating systems. I tested this …

How To Find Available Network Interfaces On Linux

One of the common task we do after installing a Linux system is network configuration. Of course, you can configure network interfaces during the installation time. But, some of you …