docker-compose.yml Explained Line by Line
A line-by-line walkthrough of a real docker-compose.yml file: services, image, ports, volumes, environment, depends_on, networks, and the top-level keys.
Sysadmin Desk Sep 5, 2026 8 min read
#Docker Compose
6 guides
Pillar Guide
Docker Networking Explained for Beginners
Understand Docker networking: bridge vs host vs none, default vs user-defined bridges, container DNS by name, publishing ports, and Compose networks.
Sysadmin Desk Aug 19, 2026 11 min read
How to Run WordPress with Docker Compose
Run WordPress with Docker Compose: a working wordpress + MySQL stack with named volumes for persistence, env vars, ports, a reverse proxy note, and backups.
Sysadmin Desk Jul 26, 2026 8 min read
How to Run an Nginx Reverse Proxy with Docker
Set up an Nginx reverse proxy with Docker Compose: route multiple apps on one host, configure proxy_pass, use Docker networks, and add TLS.
Sysadmin Desk Jun 27, 2026 9 min read
Pillar Guide
How to Install Docker on Ubuntu Server Step by Step
Install Docker on Ubuntu Server the right way: add the official apt repo and GPG key, install docker-ce plus the Compose plugin, and verify it works.
Sysadmin Desk Jun 6, 2026 9 min read
Pillar Guide
Docker Compose Beginner Guide: Run Multiple Containers with One File
Learn Docker Compose from scratch: write one YAML file to run multiple containers, with a working WordPress + MySQL example and the core up/down commands.
Sysadmin Desk May 26, 2026 10 min read