Some docker commands that can save you ;)

Whats' docker ?

docker is a containerization tool that let you package your application and all its dependencies in a single container. The biggest advantage of docker is that its containers run on any system, due to the docker engine that abstract the OS layer.

Docker image

In order to run the application in a container, first we need to create a docker image; and in order to do that we need to have a dockerfile that describes the steps of building.