[racket] web applications example problem
On Mon, Jul 26, 2010 at 11:13 AM, Sean Allen
<sean at monkeysnatchbanana.com> wrote:
> i started on the web applications blog example a couple weeks ago in
> Dr Racket. Did maybe 5-10 minutes of simple work to play around
> then went to work on other stuff unrelated to racket for a while. I
> decided to start over but just trying to run:
>
>
> #lang web-server/insta
>
> (define-struct post (title body))
>
> (struct post (title body)
> #:extra-constructor-name make-post)
> title : string?
> body : string?
>
>
> now gets me the error:
>
> module: duplicate definition for identifier in: struct:post
define-struct defines a structure
struct also defines a structure
In the tutorial, content with a faint blue background is
documentation, not code that you should type in. It just so happens
that the structure documentation is valid code for defining it too.
Jay
>
> Apparently something I did before is still hanging around. I'm not
> sure where to look in order to remove.
> Any help would be appreciated. I'm using DrRacket 5 on a Mac.
> _________________________________________________
> For list-related administrative tasks:
> http://lists.racket-lang.org/listinfo/users
>
--
Jay McCarthy <jay at cs.byu.edu>
Assistant Professor / Brigham Young University
http://teammccarthy.org/jay
"The glory of God is Intelligence" - D&C 93