Dockerfile Cheat Sheet A comprehensive cheat sheet for Dockerfiles, covering essential commands, syntax, and best practices for building efficient Docker images. Includes examples and explanations …

Open a shell inside a running container: docker exec -it <container_name> sh. Fetch and follow the logs of a container: docker logs -f <container_name> To inspect a running container: docker inspect …

Docker Compose file reference See https://docs.docker.com/engine/reference/builder/ for the full Dockerfile reference.

1.6 Other commands ... 2. Dockerfile The Dockerfile provides the instructions to build a container image through the <docker command. It starts from a previously existing Base image (through the FROM …

DockerFile Introduction What are dockerfiles? create a Docker image. It includes all the required dependencies and component The command to build the dockerfile is:

Exposing Ports Using Dockerfile, you can expose a port on the container using: EXPOSE <port_number>

Explanation: This command builds a Docker image based on the instructions in a `Dockerfile`, usually located in the current directory `(.)`. The `t` flag allows you to tag the image with a name.