How to Disable apt Ubuntu Pro Advertisement

On running apt upgrade on Ubuntu 20.04 and newer, Ubuntu shows advertisement abour Ubuntu Pro subscription. To disable the Ubuntu


Install MATE desktop with xrdp on Ubuntu Server

Login to ubuntu server using SSH and run the following command to install MATE desktop environment apt install ubuntu-mate-desktop Create


How to change varnish port in Ubuntu

To change the varnish port, run the command systemctl edit varnish It opens an editor, in the editor, paste the


rsyslog Unsafe symlinks encountered in /var/log, refusing

When updating packages on an Ubuntu server, I got the error “Unsafe symlinks encountered in /var/log, refusing.”. root@ip-172-31-45-33:/var# apt upgrade


apt error doesn’t support architecture ‘i386’

On an Ubuntu server, when running “apt update” command, I got the following error message root@s196379:~# apt update Hit:1 http://mirror.fcix.net/ubuntu


How to install dropbear SSH server

Dropbear is a Lightweight SSH server. You can use it as openssh server alternative. Dropbear is particularly useful for embedded


Reset nextcloud admin password (snap install)

To reset the admin password of a nextcloud installed using the snap package, run sudo nextcloud.occ user:resetpassword USER_NAME_HERE It will


How to install .NET SDK in Ubuntu 20.04

To install .NET on ubuntu 20.04, run the following commands wget https://packages.microsoft.com/config/ubuntu/20.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb sudo dpkg -i packages-microsoft-prod.deb rm packages-microsoft-prod.deb


How to convert images to webp format in Ubuntu

Webp is a new image format for the web. It can be used on websites for the fast and efficient


Install CSF firewall on Ubuntu Server

First, install libwww-perl package needed for CSF firewall apt -y install libwww-perl Install CSF with cd /usr/local/src wget https://download.configserver.com/csf.tgz tar

dpkg dependency problems not removing

When removing a package, I got the following error message root@82-165-118-245:/~# dpkg –remove psa-phpmyadmin dpkg: dependency problems prevent removal of

dpkg package pre-removal script returned error

On a Plesk server, MySQL somehow went missing. When I tried to remove a package, I get error root@82-165-118-245:~# dpkg