Linux Howto’s for System Administrations
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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] …
As a Linux administrator, sometimes you might be wondering whether you are working on a physical or virtual machine. Most of the time, you will be accessing and managing your …
This brief guide explains how to fix Busybox Initramfs error on Ubuntu Linux. I use Ubuntu 20.04 LTS as my daily driver on my Dell Inspiron laptop. Today I turned …
by sk · July 14, 2020 This quick tip will help to fix “hard disk with UUID already exists” issue in VirtualBox in Linux. Today, I tried to migrate one …
I have been testing KVM extensively this week. Today I learned that KVM and Oracle VirtualBox doesn’t work at the same time. Up until today, I haven’t had a chance …
It seems one of the Ubuntu mirror is down today and I couldn’t install any new package in my Ubuntu 20.04 LTS server. When I try to update software source …
Today I tried to upgrade my Ubuntu 20.04 LTS desktop and I encountered with this error – “Sub-process /usr/bin/dpkg returned an error code (1)”. It is one of the common …
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 …
Let’s imagine this. You setup a LAMP or LEMP stack with MySQL 8. After a few days, you forgot the MySQL root user password. You vaguely remember the password and …
As you might have noticed, you will be prompted to enable “VALIDATE PASSWORD” component while setting up password for MySQL root user. If enabled, the Validate Password component will automatically …