Everyone thinks Docker's a solved problem: spin up a container, done. But this bootcamper's journey—from shaky MySQL setups to orchestrating Java-Go-Postgres beasts—exposes the architectural guts that still trip up pros.
Forget bundled dependencies. Containers are kernel processes tricked into isolation. This OS truth changes how you debug and deploy.
Everyone's chased that ghost: code that runs fine locally but crumbles elsewhere. Docker for beginners flips the script, turning dev chaos into smooth, portable shipping.
Your Docker container spins up fine locally. Then prod explodes. Here's the dependency trap everyone's ignoring.
Bun just plugged a massive blind spot in container CPU reporting. Your Node-like apps in Docker now see the actual limits, not the host's full arsenal.