Hello,
I noticed there are differences when I run HtDP programs in DrRacket IDE vs
the "racket" command line.
For example, the following program's test passes in DrRacket IDE:
;; file.rkt - Set to Beginning Student
(check-expect (exact? (string->number "1.0")) true)
But when I run "raco test
On Mon, Oct 5, 2020 at 4:32 PM Nick Lee wrote:
>
> Hello,
> I noticed there are differences when I run HtDP programs in DrRacket IDE
> vs the "racket" command line.
>
> For example, the following program's test passes in DrRacket IDE:
>
> ;; file.rkt - Set to Beginning Student
> (check-expect
Hi all,
Racket News Issue 39 is now here!
https://racket-news.com/2020/10/racket-news-issue-39.html
Go grab a cuppa and enjoy!
--
Paulo Matos
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I have a temporary workaround where i have created an ffi function
racket-side to call into c, so that i can automatically use the _cptr's
racket-to-c function. I wonder if there is a way to manually extract the c
value for the case where i want it in a return value of racket_apply.
Nate
On
What is the best way to access a value that is a cpointer from c code?
Should i convert it to an integer? I have been looking at this for a while,
about an hour, and will continue to look but just thought the list might be
able to answer faster. I know there are chez functions to convert `ptr`s to
Note this is from a return value of racket_apply; i called a racket
function from c code and want to store the cptr it has returned.
Nate
On Mon, Oct 5, 2020 at 3:25 AM Nate Griswold wrote:
> What is the best way to access a value that is a cpointer from c code?
> Should i convert it to an
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