After building a Docker image from a dockerfile, I see the image was built successfully, but what do I do with it? Shouldn't i be able to run it as a container?
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
Docker doesn’t always keep the client-server API versions in perfect sync, so if the daemon jumps to something like 1.44 and your TestContainers setup is still locked on 1.32, it just refuses the call and you get that “client version too old” thing.
This allowed Docker to implement RUN quickly by relying on the shell's parser. Later on, people asked to be able to customize this, so ENTRYPOINT and --entrypoint were introduced. Everything after the image name, ubuntu in the example above, is the command and is passed to the entrypoint.
Here are some related resources: openssh-server doesn't start in Docker container How to get bash or ssh into a running container in background mode? Can you run GUI applications in a Linux Docker container? Other useful approaches for graphical access found with search: Docker X11 If you run SSHD in your Docker containers, you're doing it wrong!
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. Make sure to replace image_name with what you would like to name your image. Docker image naming restrictions can be found here.
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.
How can I stop and remove all docker containers to create a clean slate with my Docker containers? Lots of times I feel it is easier to start from scratch, but I have a bunch of containers that I a...
When you do docker run hello-world it prints "Hello from Docker!" but when you create a container by doing docker create hello-world and then start the container it won't print that output. What's happening there?
