docker file run code example

Example 1: run docker

docker run -d -p 80:80 docker/getting-started

Example 2: docker expose port

docker run -p [external]:[Internal]

#example (will open in localhost:8080 to container port 80)
docker run -p 8080:80

Example 3: docker ARG

$ docker build --build-arg some_variable_name=a_value

Example 4: dockerfile example

FROM ubuntu:18.04
COPY . /app
RUN make /app
CMD python /app/app.py