A Few Things I Wish I'd Known Earlier About Docker Compose

Things That Make More Sense in Practice

With a single command (docker compose up), every defined service starts together, in the correct order. Volumes in Docker Compose let database data or project code persist even after a container is removed.

Why They Matter

Docker Compose lets you define and manage several related Docker services — backend, database, frontend — in one YAML file. Tutorials often gloss over points like these, but they make a real difference on an actual project.