📰 Dev.to · James Joyner

Amid all the noise about dockershim, one thing got lost: the everyday workflow of building an image...

If you've ever cat-ed a Terraform or OpenTofu state file, you already know the uncomfortable truth:...

Your container died and docker ps -a shows something like Exited (137) 4 minutes ago. Nine times out...

Docker is fantastic right up until it throws one of its greasy, context-free error messages at you...

Most Dockerfiles work. That's the problem — "it builds and runs" hides a lot of quiet costs in...

Docker and Kubernetes aren't competitors — one builds and runs containers, the other orchestrates them. Here's how to tell if you need an orchestrator yet.

Comfortable with docker compose and wondering what moving to Kubernetes really means? A practical map from Compose concepts to their Kubernetes equivalents.

Docker containerization turns 'works on my machine' into a single immutable, reproducible artifact. Here's what that actually solves in production.

The boring, hard-won Docker habits that keep production calm: pin everything, build in CI, small single-purpose images, and treat every image as immutable.

A Docker image is a stack of read-only layers; a container adds a thin writable one. Understand layers, caching, and size and confusing behavior clears up.

The ~15 Docker CLI commands that cover 95% of real work — run, exec, logs, inspect, stats, prune — with the useful flags most people miss, grouped by task.

A container that's misbehaving is one of those problems where your instinct works against you. The...

terraform plan is honest about what it's going to do. The problem is it's also verbose, repetitive,...

I've spent 25 years securing Linux boxes, cloud accounts, CI/CD pipelines, and production clusters....

You described what you wanted in plain English, the model wrote the Terraform, you ran apply, and it...

Claude is genuinely useful for production Linux troubleshooting — when you use it right. Here's the...