Racket/Scheme language designers sometimes ask navel-gazing questions
like "What does it really mean to return a value?" -- asked
intelligently, not under the influence of psychoactives -- and this kind
of thinking soon leads to greater insight and to more powerful
programming language features
dynamic-wind is the proper way to express 'finally' in Racket.
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Sam Phillips writes:
>
> On Fri, Oct 8, 2010 at 4:40 PM, Jay McCarthy wrote:
> > I use dynamic-wind for this. If there is something better, I don't
> > know what it is. dynamic-wind is a little bit funny though because if
> > you capture continuations then the in/out handlers can run multiple
>
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