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- How to list containers in Docker - Stack Overflow
In Docker 1 13, we regrouped every command to sit under the logical object it’s interacting with For example list and start of containers are now subcommands of docker container and history is a subcommand of docker image
- What does --network=host option in Docker command really do?
As an example if I run a webapp deployed via a docker image in port 8080 by using option -p 8080:8080 in docker run command, I know I will have to access it on 8080 port on Docker containers ip theWebAppName But I cannot really think of a way how --network=host option works
- How to fix Docker: Permission denied - Stack Overflow
I installed Docker on my Ubuntu machine When I run sudo docker run hello-world it works But if I write the command without sudo docker run hello-world it displays the following: docker: Got
- 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
- What is docker run -it flag? - Stack Overflow
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 The key here is the word "interactive"
- How do I run a docker instance from a DockerFile?
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
- 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
- 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>
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