Docker Certified Associate Exam

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 Certified Associate Exam 1

I've been successfully using TestContainers with Docker for quite a while now. All of a sudden today, I started getting this error: UnixSocketClientProviderStrategy ...

I'm trying to SSH into one of my Docker containers running the WordPress base image to inspect the files/directories that were created during the initial build. I tried to run docker-compose run

Docker Certified Associate Exam 3

How do I get a console-like connection into a Docker container's shell ...

docker - Correct way to detach from a container without stopping it ...

Docker Certified Associate Exam 5

Hence, I believe this must be an issue that originates with my WSL setup, and not caused by Docker itself (?). There are quite a few related questions on StackOverflow, but no solutions I found really apply to this case (and it is not an option to disable verification, which is quite frequently a suggested solution):

Where do Docker containers get their time information? I've created some containers from the basic ubuntu:trusty image, and when I run it and request 'date', I get UTC time. For awhile I got around

Docker Certified Associate Exam 7

The "docker run rm " command makes us run a new container and later when our work is completed then it is deleted by saving the disk space. The important thing to note is, the container is just like a class instance and not for data storage.

Docker Certified Associate Exam 8
You can also run a fresh container in the foreground with docker run -ti to see what that does. You may need to map some config from your docker-compose yml to the docker command. I would guess that attaching to the media wiki process caused a crash which has corrupted something in your data.