Dear Racket developers,
On my personal computer, I successfully installed the package for
the nonofficial implementation of R7RS in Racket.
But I didn't this operation at my university, the answer is
https://... proxy web incorrect address
I searched the documentation but I don'
Dear Racket users,
I noticed that Racket detects the variables used without any
value. But let us consider the expression:
(or #t Gor)
Since "or" evaluates as few arguments as possible, the result is
#t, but this expression is rejected by Racket because "Gor" is
unbound. So the
Dear Racket developers and users,
I've just tried the non-official implementation of R7RS in Racket.
Three points:
- if you define a library, you can write something like:
(define-library (something)
(export ...) (import ...)
(define another-thing ...)
(define year-another ...
Jens Axel Søgaard wrote:
2016-01-28 21:48 GMT+01:00 jmhuffle :
Dear Racket friends,
I am surprised because the following code works in "lang racket", but
not in R6RS: in this last case, I got a contract violation for the value
associated with "alignment within the horizontal panel. Is
Hello, Racket users!
Here is an example I difficultly understand:
#lang scheme
(define saved '*dummy-value*)
(define next-year (+ 1 (call/cc (lambda (g) (set! saved g) 1997
(saved 2012)
In some other interpreters, it is OK. But Racket's answer is:
define-values: cannot re-define a
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