docker build -t vnys/foo .
Then run it on Linux:
docker run -it -v $(pwd):/source vnys/foo bash
...or Windows:
docker run -it -v %cd%:/source vnys/foo bash
docker build -t vnys/foo .
Then run it on Linux:
docker run -it -v $(pwd):/source vnys/foo bash
...or Windows:
docker run -it -v %cd%:/source vnys/foo bash