[plt-scheme] [Scheme CookBook] How to provide identifiers that can be mutated with set! directly

On Jun 22, 2005, at 4:23 AM, Jens Axel Søgaard wrote:

>  For list-related administrative tasks:
>  http://list.cs.brown.edu/mailman/listinfo/plt-scheme
>
> A new interesting recipe has been added - thanks to Felix.
>
> "How to provide identifiers that can be mutated with set! directly"
> <http://schemecookbook.org/view/Cookbook/ProvidingSetBangableIds>

You may want to refer to DrDobb's (Building Little Languages with 
Macros, April 2004) where Matthew introduced this (kind of) trick to do 
cb-reference. -- Matthias