Re: Beginner with Cocoa
Re: Beginner with Cocoa
- Subject: Re: Beginner with Cocoa
- From: colo <email@hidden>
- Date: Mon, 24 Mar 2008 13:43:10 -0400
> Reference counting is well established. Retain/release is not
> reference counting.
>
> The essential point of reference counting is that the language system
> does it for you, you don't have to think about it at all. Most Java
> and scripting developers never even learn to think that there are such
> things as allocation and disposal. The essential point of plain
> memory management is that you have to think about it constantly, and
> that the decision actually to free an object (or the research into why
> it was freed too early or too late) requires knowledge of the state of
> the entire system.
>
> Retain/release is a middle ground: it's not done automatically, you do
> have to think about it, a bit. But it's possible to pull it off with
> very limited thought and very simple constraints. But that mental
> model is, so far as I'm aware, utterly unique in language design, and
> turns out to be startlingly hard to learn, coming in either from a
> true ref-counting world (whence you have to learn to think about
> something you never before knew existed), or from vanilla do-it-
> yerself memory management (whence you have to learn to trust a simple
> system for something that has always meant life-or-death, sweaty
> palms, and late night aggravation).
Well I have to say. None of that sounds like any fun what so ever. In
fact it sounds a little anti-constructive with the amount of time it
would take to get anything out the door let alone prototyped to a
beta.
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