[racket] sound.ss teachpack

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Mon Jul 18 22:28:21 EDT 2011

Well, yes, if you solve the problem and plug the solution into 
the teachpack as advertised, you get to hear Stephanie Weirich
pronounce the numbers. -- Matthias

On Jul 18, 2011, at 9:28 PM, John Riedl wrote:

> Thanks.  The sound.ss install worked fine from Windows 7, and plays
> .wav files, as advertised.
> What I was going from to expect speak-word and speak-list was this
> quote from HtDP:
> -----------
> Once the controller returns the correct list for amounts whose dollar
> and cent amounts are between 0 and 20, test the controller with a
> computer that can speak. Set the teachpack to sound.ss, which makes
> two operations available: speak-word and speak-list. The first accepts
> a symbol or a number, the second a list of symbols and numbers. Both
> pronounce the symbols they consume. Evaluate the following expressions
> (speak-word 1), (speak-list (cons 1 (cons 'dollar empty))), and
> (speak-list (cons 'beautiful (cons 'lady empty))) to understand how
> the operations operate.
> ----------
> What am I misunderstanding?
> Thanks,
> John
> On Mon, Jul 18, 2011 at 7:39 PM, Matthias Felleisen
> <matthias at ccs.neu.edu> wrote:
>> That's all our sound teachpack ever did. The old one is located at
>>  http://www.ccs.neu.edu/home/matthias/HtDP/Sound/
>> As you can see, it hasn't been maintained in a while. Sorry, let us
>> know if it works [I don't have time right now to try.]
>> On Jul 18, 2011, at 5:44 PM, John Riedl wrote:
>>> Hello.  What happened to the sound.ss teachpack, which apparently used
>>> to include speak-word and speak-list methods.  Those sound great fun
>>> for teaching ... but I can't find any evidence on the Web that it ever
>>> existed, except for Google Books hits on HtDP :).  (Note that there is
>>> a deinprogramm/sound.ss file in the current distro, but that just
>>> plays sound files, which is less cool.)
>>> Thanks,
>>> John
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