Mastering Matrix Jobs in GitHub Actions
📢 Description:
In this video, we take a deep dive into matrix jobs in GitHub Actions — a powerful feature in CI/CD pipelines. If you’ve ever wanted to run your tests or builds across multiple operating systems, language versions, or configurations without duplicating code, matrix jobs are the solution.
You’ll learn:
✅ What matrix jobs are
✅ When and when not to use them
✅ How to set them up step-by-step
✅ How to dynamically generate matrices
✅ Best practices to avoid common pitfalls
Whether you're working with Node.js, Python, or any other language, this tutorial will help you level up your DevOps workflow using GitHub Actions.
💡 What You’ll Learn (Demos Included):
🔹 Simple Matrix Setup (OS + Node.js versions)
🔹 Excluding invalid combinations
🔹 Including only specific combinations
🔹 Dynamically generating a matrix with job outputs
🔹 CI/CD best practices for matrix jobs
📂 GitHub Repo with All Demo Code:
👉 https://github.com/devopselvis/youtube-github-actions-matrix-jobs-demos
🔧 Tools & Resources:
GitHub Actions Docs: https://docs.github.com/en/actions
YAML Matrix Strategies: https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs
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Music:
Almost in F - Tranquillity by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/