run -i -t ubuntu:14.04 /bin/bash
docker run -d ubuntu:14.04 /bin/sh -c “while true; do echo hello world; sleep 1; done”
docker run -d -p 80:5000 training/webapp python app.py
docker restart [NAMES] #重启服务
docker rm [NAMES] # 删除容器
docker pull centos
docker push [NAMES]
docker rmi [NAMES]