How To Restore Broken Arch Linux To Previous Working State
This brief tutorial describes how to restore broken Arch Linux and its variants like EndeavourOS, Manjaro Linux to previous working state. The other day, I did a full system upgrade …
Vagrant Up Hangs When Mounting NFS Shared Folders – How To Fix?
Today I created a new Virtual machine with Arch Linux vagrant box. I started the Arch Linux virtual machine with vagrant up command, but it didn’t start. Every time I …
How To Restore Or Recover Deleted Commands In Linux
In this brief tutorial, we will learn how to restore or recover deleted commands in Linux using coreutils and busybox. We usually use rm command to remove stuffs in Linux, …
Fix “Encountered a section with no Package: header” Error In Ubuntu
Today, I encountered with the following error when I try to update my Ubuntu 20.04 LTS desktop system. $ sudo apt update Sample output: Get:1 http://ny-mirrors.evowise.com/ubuntu focal InRelease [265 kB] …
How To Fix “gpg: keyserver receive failed: No dirmngr” Error
by sk · June 7, 2020 One of our reader faced this error while installing Katoolin3 – gpg: keyserver receive failed: No dirmngr. This error occurs because of missing dirmngr. For …
Fix “WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED” Error In Linux
Today, I tried to SSH into my remote Ubuntu 20.04 LTS server and encountered with this message – WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!. $ ssh [email protected] Sample output: @ …
How To Fix Broken Ubuntu OS Without Reinstalling It
by sk · Published April 25, 2020 · Updated April 25, 2020 Today, I was upgrading my Ubuntu LTS system. Unfortunately, the power has gone in the middle of the …
Solve “Cannot change group vboxusers for device /dev/vboxdrv” Virtualbox Error
Today, I couldn’t start any virtual machines from Oracle Virtualbox. I don’t know what went wrong. They were working perfectly until a few days ago. As soon as I started …
Disable Touchpad While Typing In Ubuntu Using Syndaemon
A while ago, we discussed a few different ways to automatically disable Touchpad while typing in Ubuntu and its variants. Today, we will see yet another way to do it …
How To Reset Root User Password In CentOS 8 / RHEL 8
by sk · February 19, 2020 This brief tutorial explains how to reset Root user password in CentOS 8 and RHEL 8 server editions. This quick tip will be helpful …