Docker, the best container technology that allows users to quickly build, test, and deploy their applications. It simplifies the processes of managing processes in containers, but containers are much lightweight, are easier to manage, and add less overhead. Hence, you Can create your custom environments that can include a variety of operating systems and developing frameworks.
While entering into our machine we need to update our system because of the local database of your software to make sure that there is access to the latest revisions.
To use the following command
~# sudo apt-get update
Remove any older versions:
You need to remove any older version of docker, it may be outdated.
~# sudo apt-get remove docker docker-engine docker.io
To install a Docker on Ubuntu, execute the following command.
~# sudo apt install docker.io
Enter Y to continue.
We need to enable and start Docker, by using the following commands.
~# systemct1 enable docker
~# systemct1 start docker
Verifying the Docker Version:
We need to verify the Docker version.
To verify the Docker is active or not, use the following command
# sudo systemct1 status docker
To find out all information about docker, use this command.
# docker info