docker attach code example
Example 1: docker interactive shell
docker exec -it [containerid/name] [shell]
#Example
docker exec -it fa80b69 bash
#if its an apline container use "sh" instead of "bash"
Example 2: docker start container
$ docker start my_container
Example 3: docker run command on container
sudo docker exec -it <container name> <command>
Example 4: docker attach
docker attach [OPTIONS] CONTAINER
Example 5: docker how to run existing container
docker start <container-name/ID>