docker - Privileged containers and capabilities - Stack Overflow The Docker run command documentation refers to this flag: Full container capabilities (--privileged) The --privileged flag gives all capabilities to the container, and it also lifts all the limitations enforced by the device cgroup controller In other words, the container can then do almost everything that the host can do
Docker: adding a file from a parent directory - Stack Overflow Instruct Docker to set context: to the parent folder For example if you have a Documents parent folder with ssl and my-proj subfolders you could instruct Docker to copy ssl files to the container like this:
Docker - How can run the psql command in the postgres container? docker-compose -f < specific docker-compose yml> exec postgres bash For example if you want to run the command with a docker-compose file called local yml, here the command will be docker-compose -f local yml exec postgres bash Then, use psql command and specify the database name with the -d flag and the username with the -U flag
Understanding docker run -v command - Stack Overflow I was just going through this tutorial on Youtube, trying to understand the use of the -v option at the run command Why is the author using the -v option? He uses the command, like so: docker run
docker - Difference between RUN and CMD in a Dockerfile - Stack Overflow I found the Docker RUN vs CMD vs ENTRYPOINT article very helpful to understand the difference between them: RUN - RUN instruction allows you to install your application and packages required for it It executes any commands on top of the current image and creates a new layer by committing the results Often you will find multiple RUN instructions in a Dockerfile CMD - CMD instruction allows