[racket] web applications example problem

From: Sean Allen (sean at monkeysnatchbanana.com)
Date: Mon Jul 26 13:26:50 EDT 2010

Yeah I realized I was having a dur moment. One when taking 1 minute
away to stop and think made the problem obvious.
Thanks for the help.

On Mon, Jul 26, 2010 at 1:22 PM, Matthias Felleisen
<matthias at ccs.neu.edu> wrote:
> On Jul 26, 2010, at 1:13 PM, Sean Allen wrote:
>> (define-struct post (title body))
>> (struct post (title body)  #:extra-constructor-name make-post)
> These two lines have nearly the same meaning. They define a struct called
> post, aka struct:post. When you define the same thing twice in a module,
> Racket complains. I doubt this ever worked.
>> title : string?
>> body : string?
> I don't understand these two lines. Neither title nor body are identifiers
> you have defined in your module/program. (You have fields named that, but
> that's all.) The ':' isn't a syntactically legitimate token.

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