[plt-scheme] Questions on PLT status and project structure

From: Robby Findler (robby at eecs.northwestern.edu)
Date: Thu Oct 15 10:05:08 EDT 2009

2009/10/15 元 <1031310562 at qq.com>:
> The mutable pairs and lists work something like pointers in C,does  a mutable list works faster than a immutable one,generally?

Not in general, no. The tradeoffs are not simple, but immutable cons
cells, IMO, have more potential for speed than mutable ones do.

But I think a better answer to your question is here:

  http://blog.plt-scheme.org/2007/11/getting-rid-of-set-car-and-set-cdr.html

Robby

>
> ------------------ Original ------------------
> From: "Neil Van Dyke"<neil at neilvandyke.org>;
> Date: 2009年10月15日(星期四) 下午4:13
> To: "Scott McLoughlin"<scott at adrenaline.com>;
> "PLT"<plt-scheme at list.cs.brown.edu>;
> Subject: Re: [plt-scheme] Questions on PLT status and project structure
>
> I've been involved in (what's now called) open source for a couple
> decades, and have been using PLT Scheme for close to 8 years.
>
> I think that PLT's development model has been working out very well.
>
> At this time, I have more confidence in the existing model than I would
> in a divvying-up of pieces of PLT Scheme among some network of community
> members.
>
> For random community members, like myself, writing PLaneT packages is a
> no-brainer great way to contribute.  Bug reports and feature
> suggestions, and even small patches, too.
>
> Nothing precludes very smart community members someday taking up core
> PLT development, such as in the event of all existing PLT developers
> signing up to be astronauts on the Mars mission.  But until that time, I
> wouldn't want PLT to mess too much with a winning formula.
>
> --
> http://www.neilvandyke.org/
>
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