E: The repository ‘http://download.owncloud.org/download/repositories/10.0/Ubuntu_18.04 Release’ no longer has a Release file. N: Updating from such a repository can’t be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. You should be able to just remove the repo, as I recommend against upgrading using the package […]
How To Install Nginx on Ubuntu 20.04
www.digitalocean.com/community/tutorials/how-to-install-nginx-on-ubuntu-20-04#step-5-%E2%80%93-setting-up-server-blocks-(recommended)
How To Secure Nginx with Let’s Encrypt on Ubuntu 20.04
www.digitalocean.com/community/tutorials/how-to-secure-nginx-with-let-s-encrypt-on-ubuntu-20-04
How To Install and Use PostgreSQL on Ubuntu 20.04
www.digitalocean.com/community/tutorials/how-to-install-and-use-postgresql-on-ubuntu-20-04
How To Install the Apache Web Server on Ubuntu 20.04
www.digitalocean.com/community/tutorials/how-to-install-the-apache-web-server-on-ubuntu-20-04#step-5-%E2%80%94-setting-up-virtual-hosts-(recommended)
How To Secure Apache with Let’s Encrypt on Ubuntu 20.04
www.digitalocean.com/community/tutorials/how-to-secure-apache-with-let-s-encrypt-on-ubuntu-20-04
Python vs Python3
askubuntu.com/questions/320996/how-to-make-python-program-command-execute-python-3
Installing Docker
www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-20-04
Upgrade Docker Compose
compose_version=$(curl api.github.com/repos/docker/compose/releases/latest | jq .name -r) output=’/usr/local/bin/docker-compose’ curl -L github.com/docker/compose/releases/download/$compose_version/docker-compose-$(uname -s)-$(uname -m) -o $output chmod +x $output echo $(docker-compose –version) stackoverflow.com/questions/49839028/how-to-upgrade-docker-compose-to-latest-version
Installing Docker Compose
www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-compose-on-ubuntu-20-04