Information about command syntax
Before we dive into learning about Docker commands and their many options, I want to inform you of a change to the Docker CLI that happened in January 2017.
The number of commands and associated options have been increasing with each new release of Docker. Docker decided that the complexity this was creating needed to be addressed. So, with the release of Docker version 1.13 (Docker also changed the version numbing scheme in 2017), the CLI commands have been divided into management functional groups. For example, there is now a container management group of commands, and an image management group of commands. This changes how you run Docker commands. Here is an example of the use of the old and new run command: ...
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