+1 on this
On Mon, Oct 25, 2010 at 4:56 PM, Jon Lang <datawea...@gmail.com> wrote:
> As for the bit about sets vs. lists: personally, I'd prefer that there
> not be quite as much difference between them as there currently is.
> That is, I'd rather sets be usable wherever lists are called for, with
> the caveat that there's no guarantee about the order in which you'll
> get the set's members; only that you'll get each member exactly once.
> The current approach is of much more limited value in programming.

I think of a list conceptually as a subclass of a set- a list is a
set, with indexing and ordering added. Implementation-wise I presume
they are quite different, since a set falls nicely into the keys of a
hash in therms of what you'd typically want to do with it.

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