Re: Newbie Learning Threading

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Cor Ligthert <notmyfirstname@xxxxxxxxx> wrote:
> >> Your error is that you place your address-holder global, so every thread
> >> uses
> >> the same address, and therefore only the last one exist.
> >
> > No, all the threads would still be running - just because one
> > variable's value is overwritten doesn't stop the thread from existing!
> > It's just that only the last thread would still have an event handler
> > hooked up
>
> I don't understand what this contributes to the question from the OP, he
> told that he needed it for learning. This was in my opinion the most simple
> way of telling it.

But I don't think it gets across the really important bit - which is
that when you replace the value of the "variable" (which has been
turned into a property by the compiler) the event handlers are
automatically removed.

> One more complete right answer could have been. Every object that you
> instance has, when you instance it, the same address. At the end of the
> procedure, where you instance them, the previous goes out of scope. This
> means that only the last exist.

That would be untrue though.

> However seeing the code from the OP, was my opinion that he would understand
> that as well with my short hint. This is a newsgroup you know, not an
> academically forum.

But I believe your answer was neither right nor helpful.

> I am not even sure of your answer is right because at the end of the
> instancing procedure the previous object goes completely out of scope.

No, the newly created thread still has a reference to it - it's running
an instance method of the object.

--
Jon Skeet - <skeet@xxxxxxxxx>
http://www.pobox.com/~skeet
If replying to the group, please do not mail me too
.

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