Start with http://www.ccs.neu.edu/home/matthias/HtDP2e/
When you run out of material, switch over to HtDP 1e.
-- Matthias
On Feb 12, 2011, at 9:55 PM, prad wrote:
> Neil Van Dyke writes:
>
>> You might enjoy the HTDP textbook ("http://htdp.org/";), which teaches
>> using tests like these
Neil Van Dyke writes:
> You might enjoy the HTDP textbook ("http://htdp.org/";), which teaches
> using tests like these as part of problem-solving process.
we are going to get that book. we figure if people are decent enough to
offer it for free on the net, the least we can do is to buy it.
we
prad wrote at 02/12/2011 08:54 PM:
my son helped me understand what it was doing after we looked check-expect up.
so this runs a function for you and checks to see that the result is really
what you say it is going to be!
that's pretty useful, so a second thx!
This use of "check-expect"
Neil Van Dyke writes:
> prad wrote at 02/12/2011 08:17 PM:
>> is there a function which will convert
>> "February 12, 2011"
>> to
>> "2011-02-12"
>
> Racket search turns up "string->date" and "date->string". You can use
> them to define your new procedure like this...
>
> BEGIN
>
> #lang ra
prad wrote at 02/12/2011 08:17 PM:
is there a function which will convert
"February 12, 2011"
to
"2011-02-12"
Racket search turns up "string->date" and "date->string". You can use
them to define your new procedure like this...
BEGIN
#lang racket/base
(require srfi/19)
(define (us-lo
is there a function which will convert
"February 12, 2011"
to
"2011-02-12"
or do we need to write it ourselves?
--
in friendship,
prad
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