objective-c Archives - Page 22 of 28

Applications are expected to have a root view controller at the end of application launch

I get the following error in my console: Applications are expected to have a root view controller at the end of application launch ...

May 9, 2022
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How do you add multi-line text to a UIButton?

I have the following code… UILabel *buttonLabel = [[UILabel alloc] initWithFrame:targetButton.bounds]; buttonLabel.text = @"Long text string"; [targetButton addSubview:buttonLabel];...

May 9, 2022
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How do I convert NSMutableArray to NSArray?

How do I convert NSMutableArray to NSArray in objective-c? 9 Answers 9

May 9, 2022
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Creating a blurring overlay view

In the Music app of the new iOS, we can see an album cover behind a view that blurs it. How can something ...

May 8, 2022
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How to dismiss keyboard for UITextView with return key?

Want to improve this post? Provide detailed answers to this question, including citations and an explanation of why your answer is correct. Answers ...

May 8, 2022
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Assign a variable inside a Block to a variable outside a Block

I’m getting an error Variable is not assignable (missing __block type specifier) on the line aPerson = participant;. How can I make sure ...

May 8, 2022
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What is the difference between #import and #include in Objective-C?

What are the differences between #import and #include in Objective-C and are there times where you should use one over the other? Is ...

May 8, 2022
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Set UIButton title UILabel font size programmatically

I need to set the font size of the title UILabel of a UIButton programmatically. 19 Answers 19

May 8, 2022
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File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static libraries on iOS, anyway to bypass?

I upgraded Xcode version and when using external static libraries, I get this message: ld: file is universal (3 slices) but does not ...

May 8, 2022
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How exactly does attribute((constructor)) work?

It seems pretty clear that it is supposed to set things up. When exactly does it run? Why are there two parentheses? Is ...

May 8, 2022
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