Docker Daemon

The subject of docker daemon encompasses a wide range of important elements. How do I pass environment variables to Docker containers?. Using docker-compose, you can inherit environment variables in docker-compose.yml and subsequently any Dockerfile (s) called by docker-compose to build images. This is useful when the Dockerfile RUN command should execute commands specific to the environment.

docker - Correct way to detach from a container without stopping it .... In Docker 1.1.2 (latest), what's the correct way to detach from a container without stopping it? So for example, if I try: docker run -i -t foo /bin/bash or docker attach foo (for already running What is docker run -it flag? 73 docker run -it ubuntu:xenial /bin/bash starts the container in the interactive mode (hence -it flag) that allows you to interact with /bin/bash of the container.

That means now you will have bash session inside the container, so you can ls, mkdir, or do any bash command inside the container. From another angle, the key here is the word "interactive". How do I run a docker instance from a DockerFile?. 444 Download Dockerfile and Build a Docker Image Download the Dockerfile to a directory on your machine, and from that same directory, run the following docker build command.

This perspective suggests that, make sure to replace image_name with what you would like to name your image. Docker image naming restrictions can be found here. Run a Docker image as a container - Stack Overflow. After building a Docker image from a dockerfile, I see the image was built successfully, but what do I do with it? From another angle, shouldn't i be able to run it as a container?

docker - Dockerfile if else condition with external arguments - Stack .... Accepted answer does not cover "if else condition" part of the question. Would be better to rename it to "Dockerfile with external arguments" if condition check didn't mean to be a requirement. Building on this, docker - How to fix a container stuck in an endless restart loop ....

In relation to this, 48 When docker kill CONTAINER_ID does not work and docker stop -t 1 CONTAINER_ID also does not work, you can try to delete the container: docker container rm CONTAINER_ID I had a similar issue today where containers were in a continuous restart loop. The issue in my case was related to me being a poor engineer. "docker pull" certificate signed by unknown authority. After doing the steps above I got rid of x509: certificate signed by unknown authority but then I got 401 Unauthorized errors. To solve I needed to docker login <docker registry> Difference between "WSL2+docker desktop windows" and directly install ....

The main difference between using Docker Desktop with the WSL2 integration and using docker directly in WSL2 without Docker Desktop is the level of integration with your tools. When you use Docker desktop, you have access to docker in powershell/cmd, have access to your file on windows, the possibility to switch to Windows container and to use it with your IDE. If you install docker inside ...