[racket] How can I save all the definitions in racket to a file?

I use Emacs. See

  http://monospaced.posterous.com/up-and-running-with-racket

HTH,
N.

On Thu, Jun 24, 2010 at 11:33 AM, Insik Cho <iminsik at gmail.com> wrote:
> I see.
> Do you think if emacs is a good tool for editing, saving and executing
> racket programming?
> I prefer command-like environment to GUI. But, It's inconvenient to edit a
> file and enter! it separately in a shell.
>
> What environment or editor are you using for racket programming?
> - Joe