This is the third article in a series on Docker. Previously, I walked you through installing a Docker container and downloading/starting images to create one or more run instances of the images.

Docker containers are meant to be immutable, meaning the code and data they hold never change. Immutability is useful when you want to be sure the code running in production is the same as the code ...

Learn about the use cases for each of Docker's networking models, and how to best apply and tune them for your needs A common use case for Docker is networked services, and Docker has its own ...

So far, I have not been concerned with saving the data on the instances. Once an instance is removed, all the data is gone. However, Docker does have different ways to store persistent data such as ...