Docker Compose Tutorial 2026: YAML, Networks & Volumes Explained
Docker Compose Tutorial 2026: YAML, Networks & Volumes Explained
Welcome to Chapter 18 of the DevOps Roadmap 2026! In this Docker tutorial for beginners, we dive deep into Docker Compose—the essential tool for managing multi-container applications.
Whether you are just starting or looking for a Docker crash course, this video explains the "What" and "How" of Docker Compose, including the core YAML structure, Docker Networks, and Docker Volumes.
🚀 What You’ll Learn:
🔥 What is Docker Compose? (Simple Definition)
🔥 How to write a docker-compose.yml file.
🔥 Setting up Services, Networks, and Volumes.
🔥 Mini project: LEMP Stack (Linux, NGINX, MySQL, PHP) setup.
💻 Hands-on Lab:
Clone the Git Repo on your Linux VM to follow along:
git clone https://github.com/faisikhan/lemp.git
📌 Timestamps:
0:00 - Intro: Why Docker Compose?
0:33 - Docker vs Docker Compose: The Key Differences
3:31 - Understanding YAML File Structure (Syntax Guide)
7:39 - How to Clone the Docker Compose GitHub Repo
11:30 - docker-compose.yaml Step-by-Step (Services & Apps)
18:45 - Configuring Docker Networks & Volumes
25:10 - How to Build & Run Containers with Docker Compose
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