[racket] Fwd: realm of racket

But I have another question.  What should I do if need to go back to BSL
from time to time as I am still working with Htdp/2.

Will you advise to go through Realm of Racket fully and then re-try Htdp/2?

Saad


On Sun, Nov 3, 2013 at 2:14 PM, Geoffrey S. Knauth <geoff at knauth.org> wrote:

>  Glad you got it working!
>
>
> On Sun, Nov 3, 2013, at 6:11, Saad Bashir wrote:
>
> Thank you for your help. I reinstalled Racket and chose the correct
> language and the problems is solved.
>
> Great forum.
>
> Saad
>
>
> On Sun, Nov 3, 2013 at 1:50 PM, Saad Bashir <bashir.saad at gmail.com> wrote:
>
> Thank you very much.
>
> I surmised as much but the problem is when I go to the language option in
> Racket and click on choose language, there is no option for Racket
> language.
>
> What should I do?
>
> Saad
>
>
>  On Sun, Nov 3, 2013 at 12:47 PM, Geoffrey S. Knauth <geoff at knauth.org>wrote:
>
>
>
> Saad, at first I thought the problem was you put a space after the
> single-quote mark.  I tried what you entered using the Beginning Student
> with List Abbreviations language, and it worked, space or no space:
>
>
> > '((1 3 5 7 9) (2 4 6 8 0))
> (list (list 1 3 5 7 9) (list 2 4 6 8 0))
> > ' ((1 3 5 7 9) (2 4 6 8 0))
>  (list (list 1 3 5 7 9) (list 2 4 6 8 0))
>
> Then I tried with the Beginning Student Language, and I got what you got:
>
> '((1 3 5 7 9) (2 4 6 8 0))
> quote: expected the name of the symbol after the quote, but found a part
>
>  Then I thought, "Better look at *Realm of Racket*."  On page 21, the
> page before page 22, it says that for the immediately following examples,
> you should pick "The Racket Language" (not Beginning Student Language).
>
> Geoff
>
> On Sun, Nov 3, 2013, at 4:11, Saad Bashir wrote:
>
> I have been working with Htdp/2 as an absolute beginner and finding it
> difficult have switched to Realm of Racket.
>
> In the first pages it asks one to download Racket which I already have but
> in the BSL mode.  When using it I type in the following in the interactions
> panel as advised by Realm of Racket to see about lists (page 22):
>
> ' ((1 3 5 7 9) (2 4 6 8 0))
>
> the message I get is:
>
> quote: expected the name of the symbol after the quote, but found a part
>
> It does not return the list as it is supposed to in the book.
>
> Is this because I am using BSL?  If so what should I do/
>
> Thank you for any help.
>
>  Saad
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> --
> Geoffrey S. Knauth | http://knauth.org/gsk
>
>
>
>
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>
>
>
> --
> Geoffrey S. Knauth | http://knauth.org/gsk
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