In Objective-C, each class has two files.

在Objective - c中，每个类都有两个文件。

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Once the workbench is running you need an Objective-C model.

一旦工作台运行起来，您就需要一个Objective - C模型。

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Objective-J is a new programming language inspired by Objective-C.

Objective-J 是由 Objective-C 激发的一种新编程语言。

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The trouble with competing with Apple, aside from the supply chain mountain to surmount, is that the smarts and guts of the iPad have been in development (loosely) for a couple of decades (going back to the graphical features of Objective C developed at NeXT).

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If you can tell from what your app needs to do that you will need to go native, bite the bullet and learn one of the native tongues (Objective C for iOS or Java for Android.) Bell strongly advises that if you go the mobile route, pick iOS or Android and build for that first.

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Is your expertise in PHP, JavaScript or Objective-C?

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