Skip to Content
Tutorials

DevOps

DevOps tutorials for people who want an app to run the same way on every machine, not only on the one it was written on. Learn what each command does before you trust it. A copied command runs just as happily when it is wrong.

0 likes
Add a HEALTHCHECK That Actually Fails Level: Advanced

Break an app on purpose and compare three health checks, then put the one that works in the Dockerfile. After this, unhealthy means the app is broken, not the check.