sudo apt update
sudo apt-get install ca-certificates curl gnupg lsb-release
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
sudo echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin
sudo docker --version
Docker version 20.10.13, build a224086
sudo systemctl status docker
● docker.service - Docker Application Container Engine
Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2022-03-22 16:21:57 PDT; 2min 37s ago
...
#check Docker is working correctly
sudo docker run hello-world
#list complete list of available subcommands
docker
#for more information on a command
docker COMMAND --help
#view system-wide information
sudo docker info
#crawl Docker Hub and return a listing of all images
sudo docker search ubuntu
#see the images that have been downloaded
sudo docker images
#view the active containers
sudo docker ps
#view all containers — active and inactive
sudo docker ps -a
#view the latest container
sudo docker ps -l
#start container with the ID/NAME
sudo docker start container_ID/container_NAME
#stop container with the ID/NAME
sudo docker stop container_ID/container_NAME
#delete container
sudo docker rm container_ID/container_NAME
Ref: docs.docker.com
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