[plt-scheme] why no display in DrScheme beginning student level?

From: Robert Bruce Findler (robby at cs.uchicago.edu)
Date: Wed Sep 11 19:41:19 EDT 2002

One simple solution to this problem is to put string constants in the
middle of the program to show where the breaks are:

"Area tests"
(area 3)
"should be"

"Elephant tests"
(animal-legs (make-elephant 4 ...))
"should be"


At Wed, 11 Sep 2002 15:40:36 -0700 (PDT), "Sharon M. Tuttle" wrote:
>   For list-related administrative tasks:
>     http://list.cs.brown.edu/mailman/listinfo/plt-scheme
> I am using "How to Design Programs" for an introductory CS course
> (hooray! although it may be the only time I get to use it --- sob!)
> Anyway, my students and I are noticing that, once you have a few
> functions and tests in a file, it gets difficult to keep track of
> which tests are which. I would like to use something like a c shell
> "echo" command to just insert little comments before tests. I cannot
> see how to do so in the "Beginning Student" level of DrScheme, however.
> I could have them change language to "Advanced Student", and then they
> could use display, but that seems to be defeating the purpose of
> the "Beginning Student" level (and the more coherent error messages,
> etc.)
> We're only up to Section 4 (conditionals) so far --- am I missing an
> obvious solution to this problem?
> Thanks,
> -- Sharon Tuttle
>    Dept. of Computing Science
>    Humboldt State University

Posted on the users mailing list.