Chapter 1. Welcome to Docker

This chapter covers

  • What Docker is
  • An introduction to containers
  • How Docker addresses software problems that most people tolerate
  • When, where, and why you should use Docker
  • Example: “Hello, World”

If you’re anything like me, you prefer to do only what is necessary to accomplish an unpleasant or mundane task. It’s likely that you’d prefer tools that are simple to use to great effect over those that are complex or time-consuming. If I’m right, then I think you’ll be interested in learning about Docker.

Suppose you like to try out new Linux software but are worried about running something malicious. Running that software with Docker is a great first step in protecting your computer because Docker helps even ...

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