sudo dpkg -l | grep [패키지]
sudo apt list | grep [패키지]
ll /var/lib/dpkg/info/*.list -t # 설치 날짜 확인
sudo systemctl set-default multi-user
How to disable/enable GUI on boot in Ubuntu 20.04 Focal Fossa Linux Desktop
network-manager-gnome
2>&1 의미
git config credential.helper store --global
Git pull/push 시 Password 물어보지 않도록 설정하기(credential.helper)