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Re: dynamic vs. static typing
Ken Shan <firstname.lastname@example.org> writes:
> On 2003-11-24T11:44:32-0500, Joe Marshall wrote:
>> If there is no `identity' for the objects in the list, then the list
>> cannot be permuted (all `permutations' would be indistinguishable).
> You can permute the list without -knowing- how to compare the objects
> in the list for identity. The caller of the permutation function may
> well know more about the objects in the list than the list permutation
> function needs to know.
Oh, I agree. I was just covering my ass in case someone raised the
objection that you cannot meaningfully permute a list of identical
objects. The long-running `discussion' on comp.lang.lisp vis-a-vis
static and dynamic typing has made me *extremely* careful about saying