Compose files, Dockerfiles and the mistakes between them, explained.
If you have moved WordPress off shared hosting before, you know the drill: unzip files over FTP, create a database, point a config file at it, and hope the permissions line up. A WordPress Docker...
Read moreSomebody on your team runs docker images and asks why a Node app that fits in a 40 MB zip file produces a 1.2 GB container. Nobody has a good answer. The Dockerfile was copied from a README months...
Read moreYour container takes ten seconds to stop every time you run docker stop, and Ctrl-C in the foreground does nothing at all. Nobody told you that the cause is a missing pair of square brackets. This...
Read moreYour compose.yaml looks correct. Postgres sits under depends_on, you run docker compose up, and the app container still dies with ECONNREFUSED 127.0.0.1:5432. Restart it and it connects fine. If...
Read moreTwo support tickets show up more than any others when a stack moves from a laptop to a server. The first: "my app gets connection refused talking to the database, and they're in the same...
Read moreDocker compose volumes solve one problem, and it's a problem every self-hoster runs into eventually: when a container gets torn down, where does its data go? Get the answer wrong and you'll watch...
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