The Practical YAML Handbook: Syntax, Pitfalls, and Real-World Configuration for GitHub Actions, Docker, and Kubernetes
English | October 12, 2026 | ASIN: B0HMSKCJHM | 41 Pages | Epub | 257.39 KB
YAML without the guesswork.YAML runs modern DevOps: CI pipelines, containers, Kubernetes and cloud configuration. It looks simple until a missing space, a stray tab or an unquoted value breaks a deployment. The Practical YAML Handbook explains how YAML really works and how to use it safely in the tools you meet every day.Inside the bookSyntax from the ground up: scalars, lists, maps, quoting and multi-line stringsAnchors, aliases, merge keys and how YAML decides what type a value isWorked examples for GitHub Actions, Docker Compose, Kubernetes, Ansible and OpenAPIThe gotchas that cause real outages (unquoted version numbers, yes/no booleans, port mappings) and how to avoid themA real-world case study: deploying a Node.js app to Fly.io with a GitHub Actions and Playwright pipelineLinting, validation and security best practicesSix hands-on exercises with answers, a quick-reference chapter and a glossary Who it is forDevelopers, DevOps engineers and students who work with CI/CD, containers and cloud configuration and want to understand YAML instead of copying and pasting it. No prior YAML knowledge is required.