# Container Images, Where To Find Them and How To Build Them
## The Mighty Hub: Using Docker Hub Registry Images
http://hub.docker.com
docker image ls
docker pull nginx
docker pull nginx:1.11.9
docker pull nginx:1.11
docker pull nginx:1.11.9-alpine
docker image ls
## Images and Their Layers: Discover the Image Cache
docker image ls
docker history nginx:latest
docker history mysql
docker image inspect nginx
## Image Tagging and Pushing to Docker Hub
docker image tag -- help
docker image ls
docker pull mysql/mysql-server
docker image ls
docker pull nginx:mainline
docker image ls
docker image tag nginx sathishkrcs/nginx
docker image tag --help
docker image ls
docker image push sathishkrcs/nginx
docker --help
docker login
cat .docker/config.json
docker image push sathishkrcs/nginx
docker image push sathishkrcs/nginx sathishkrcs/nginx:testing
docker image ls
docker image push sathishkrcs/nginx:testing
docker image ls
## Building Images: The Dockerfile Basics
cd dockerfile-sample-1
vim Dockerfile
## Building Images: Running Docker Builds
docker image build -t customnginx .
docker image ls
docker image build -t customnginx .
## Building Images: Extending Official Images
cd dockerfile-sample-2
vim Dockerfile
docker container run -p 80:80 --rm nginx
docker image build -t nginx-with-html .
docker container run -p 80:80 --rm nginx-with-html
docker image ls
docker image tag --help
docker image tag nginx-with-html:latest sathishkrcs/nginx-with-html:latest
docker image ls
docker push
## Assignment Answers: Build Your Own Dockerfile and Run Containers From It
cd dockerfile-assignment-1
vim Dockerfile
docker build cmd
docker build -t testnode .
docker container run --rm -p 80:3000 testnode
docker images
docker tag --help
docker tag testnode sathishkrcs/testing-node
docker push --help
docker push sathishkrcs/testing-node
docker image ls
docker image rm sathishkrcs/testing-node
docker container run --rm -p 80:3000 sathishkrcs/testing-node
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