Jim Freeze <jim / freeze.org> writes:

> > I love that cookbook example.  Replicate the algorithm, tidy it
> > up, generalize it to a function and block, then extend a
> > pre-existing class with the new functionality.  That is cool.
> > 
> Dave: Can you give us (or point us to) an example.  This sounds very
> interesting.

It starts at

  http://www.pragmaticprogrammer.com/talks/perlmongers/img44.htm


Dave