Chapter 1. Welcome to Docker
This chapter covers
- What Docker is
- Example: “Hello, World”
- An introduction to containers
- How Docker addresses software problems that most people tolerate
- When, where, and why you should use Docker
A best practice is an optional investment in your product or system that should yield better outcomes in the future. Best practices enhance security, prevent conflicts, improve serviceability, or increase longevity. Best practices often need advocates because justifying the immediate cost can be difficult. This is especially so when the future of the system or product is uncertain. Docker is a tool that makes adopting software packaging, distribution, and utilization best practices cheap and sensible defaults. It does ...
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