At this point, you should have Docker installed on your machine. If not, head over to https://docs.docker.com/install/ and go through the instructions for your system. In this section, we will explore the heart of Docker to get a better understanding of how it operates. Docker has Images, which are compiled system states, and Containers, which are running system states. Both are the central units that Docker interacts with.
In this section, we will look at the following topics:
- Setting up Docker: We are going to make sure Docker has been installed correctly.
- Images, Repositories, and Containers: Understanding the difference and use of these.
- Starting Hello World: Hello from Docker.
Let's start with setting up Docker.