Docker
- How I filter Docker logs without losing the useful lines
Docker logs can get noisy very quickly. A service may print hundreds or thousands of lines, and the line you need is often buried in the middle. The basic command is:
- How I turn a long docker run command into Docker Compose
A docker run command is fine when it is short. But after a few ports, volumes, and environment variables, it becomes hard to read and easy to break. You may see something like this:
- How I write a Dockerfile without copying random examples
A Dockerfile is a recipe for building an image. The clearer the recipe, the easier the container is to rebuild and debug. The Dockerfile Builder tool gives me a safe place to test the idea before I put it into a script, …