$ pip install sphinx sphinx_rtd_theme                 # install Sphinx and theme
$ make html                                           # generate webpages in _build/html

$ sudo apt-get install texlive-full                   # install TeX Live for generating PDF
$ make latexpdf                                       # generate a PDF in _build/latex

$ cd code                                             # change to the directory of code examples
$ export RPY=$(PATH_TO_PYPY)/rpython/bin/rpython      # setup the RPython compiler path

$ make                                                # compile all RPython code
$ make hello_world                                    # compile a specific example
$ ./hello_world-c                                     # run the example