To run a Bash shell in an Alpine-based Docker container, you can follow these steps:

In a Dockerfile, RUN and CMD are two important instructions, but they serve different purposes.

Open a terminal or command prompt and navigate to the directory where the Docker image is located.

You can pass environment variables to Docker containers in a few different ways, able to pass the environment in Dockerfile, while running the docker container, and docker-compose file.

This post will explain you what is the difference between docker image and docker container. Everything starts with the Dockerfile. The Dockerfile is the source code of the image.

If we use the command COPY docker file copies from local source to destination in the docker container. At the same time ADD command copy file / directories into the Docker image. ADD can also copy files from a URL. If we use the command COPY docker file copies from local source to destination in the docker contain

Docker bundle our software into standardized units called containers. Containers that have all the necessary elements which the software needs to run including libraries, system tools, code, and runtime.