On Mon, Jul 16, 2012 at 5:13 AM, Robby Findler
wrote:
> As a clarification question: have executables created with old versions
> stopped working, or is it only executables created with the pre-release
> version that fail to work?
>
> Robby
The exe versions built with Racket versions 5.1, 5.2 and
As a clarification question: have executables created with old versions
stopped working, or is it only executables created with the pre-release
version that fail to work?
Robby
On Sunday, July 15, 2012, Jussi Salmela wrote:
> Versions: Win 7 & Racket 5.3.0.13--2012-07-05(467bde3/a)
>
> I have a
Thanks. I believe this is the same as the test suite failure we're
seeing in DrDr:
http://drdr.racket-lang.org/24901/collects/tests/drracket/teaching-lang-executable-creation.rkt
so we're aware of the problem and hope to have fix before the next release.
Robby
On Sun, Jul 15, 2012 at 1:19 PM, J
Versions: Win 7 & Racket 5.3.0.13--2012-07-05(467bde3/a)
I have a program starting like this:
#lang racket/gui
(require 2htdp/batch-io)
(require racket/mpair)
(require srfi/13)
;;; Jussi Salmela, http://www.saunalahti.fi/jussalme
;;;
;;; This program produces graphs for blood pressure monitor (
Hi,
Section 4 of the Racket reference says this about `define-struct':
""" Like struct, except that the syntax for supplying a super-id is
different, and a constructor-id that has a make- prefix on id is
implicitly supplied via #:extra-constructor-name.
This form is provided for backwards compat
1) In section 8 of the Racket reference there is this example:
---
Examples:
(define-struct tree (val left right))
> (match (make-tree 0 (make-tree 1 #f #f) #f)
[(tree a (tree b _ _) _) (list a b)])
'(0 1)
--
but I wasn
Hi everyone,
While playing around with delay/force I got some unexpected results.
It seems that the performance of delay/force is far worse than that of
an equivalent construction based on lambda/apply.
For example, this implementation of the tak function:
(define-syntax-rule (mdelay expr) (dela
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