[Newbies] Re: Recap: How to empty a collection
mathk.sue at gmail.com
Tue Feb 19 22:20:51 UTC 2008
On Feb 19, 2008, at 10:36 PM, Klaus D. Witzel wrote:
> On Tue, 19 Feb 2008 22:14:49 +0100, Blake wrote:
>> I've been following this debate with some interest, but I think
>> it's gone beyond a noob discussion.
>> Is there a noob answer to this question? There ought to be. I'm
>> sort of leaning toward:
>> Q. How do you empty a collection.
>> A. You don't, you replace it with a new instance.
>> Q. What if you have references to the collection in multiple places?
>> A. Wrap the collection in another class, and reference that.
> Q. can I use #become: instead of wrapper?
> A. yes but the pro's don't like solutions with #become:, it smells
and it's slow in Squeak.
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