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Re: How to use a class, which may not be available
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Re: How to use a class, which may not be available


  • Subject: Re: How to use a class, which may not be available
  • From: j o a r <email@hidden>
  • Date: Thu, 29 Jan 2004 10:47:52 +0100

This is a FAQ, and has been covered several times on this and other
lists. Read the documentation that Apple has published on the topic,
and don't forget the list archives!

j o a r

On 2004-01-29, at 10.33, Stefan Pantke wrote:

> Since never occurred previously, soma advice is needed.
>
> If I would like to use
>
> NSSortDescriptor
>
> which is availbale on 10.3 as base of some new class , but not before,
> how do I have to code, such that my code will not crash.
>
> In a 10.2 environment, the respective part of code - which uses the
> SortDescriptor -
> will not be called. Thus, no problem regarding message dispatching
> should
> occur. Since some 10.3 callback will not be called in 10.2.
>
> But how about linking? Will the app crash due to unresolved symbols?

[demime 0.98b removed an attachment of type application/pkcs7-signature which had a name of smime.p7s]
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  • Follow-Ups:
    • Re: How to use a class, which may not be available
      • From: m <email@hidden>
References: 
 >How to use a class, which may not be available (From: Stefan Pantke <email@hidden>)

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