Docker deployment for cpp codespace.

Set up the docker by:

$ ./workspace-docker.sh

The current directory is mounted on /work

/work # ls
Dockerfile           README.md            src
LICENSE              compile.sh           workspace-docker.sh

1. Edit in src

vi src/main.cpp

2. Run compile.sh

./compile.sh

Get the executable binary file:

main

2. Execute

./main

Hello Binacs!

Files I/O.