start docker image code example

Example 1: how to start docker

systemctl start docker.service
#(OR)
systemctl start docker
# it will start docker

Example 2: docker run image

docker run <image id> --name 'container name'

Example 3: how to build docker image

docker build <Dockerfile path> -t image-name

Example 4: start docker image

docker start centos

Example 5: start a docker container

$ docker start <container_id>

Example 6: docker how to run existing container

docker start <container-name/ID>