[racket] Temporary Definitions with ellipses

It is in the View menu, the Toolbar menu item. (DrRacket is fairly
platform-independent; anything at that level that works on one
platform works on them all.)

Robby

On Tue, May 24, 2011 at 5:49 PM, Rodolfo Carvalho <rhcarvalho at gmail.com> wrote:
> A bit unrelated, but is there a setting for DrRacket on Ubuntu to put the
> "toolbar" on the vertical like you had on your Mac?
> []'s
> Rodolfo Carvalho
>
>
> On Tue, May 24, 2011 at 17:54, Matthias Felleisen <matthias at ccs.neu.edu>
> wrote:
>>
>> On May 24, 2011, at 2:25 PM, SCIAMACHIST wrote:
>>
>> > Lewis Watmore
>> >
>> > Hello,
>> >    I am a "noob" so if this is the wrong place for my question, please
>> > direct me to somewhere more appropriate.
>> >
>> >    In the DrScheme Companion at "3.3 Finger Exercises on Composing
>> > Functions" it is stated that you can create temporary definitions using an
>> > ellipsis in this manor:
>> >
>> >    (define (feet->yards f) ...)
>> >
>> > --where the ellipsis "is a legal Scheme name. DrScheme does not attempt
>> > to determine the meaning of a name until necessary."
>> >
>> > But DrRacket does not allow this usage. I get this error message: "...:
>> > ellipses not allowed as an expression in: (...)"
>> >    Is there an alternative other than commenting-out unfinished
>> > definitions?
>>
>>
>> The Companion is for people who work their way through How to Design
>> Programs (1e or 2e). As stated in the Companion, they are expected to use
>> the HtDP student languages, which support this notation. See attached
>> screenshot.
>>
>> You may also wish to look at
>>
>>  http://www.ccs.neu.edu/home/matthias/HtDP2e/index.html
>>
>>
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