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Questions - nsobject

Collectionview in NSObject Class doesn't work?

I wrote a class contain a collectionview to show in main viewcontroller, but it was "never" shows the cell data. And the cell background color wasn't change to black..(change color is only f...
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Mach

swift

uicollectionview

uicollectionviewcell

nsobject

Votes: 0

Answers: 2

Latest Answer

I could be wrong but I have a feeling you do something like this in your viewDidLoad let cellClass = CellClass() As soon as the didLoad function completes its execution, cellClass no longer persists ...
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Shawn Frank

Why can't I mutate an NSObject allocated as mutable, referenced as immutable, then cast back to mutable?

I'm allocating an NSMutableAttributedString, then assigning it to the attributedString property of an SKLabelNode. That property is an (NSAttributedString *), but I figured that I could cast it to an ...
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eglynum

objective-c

nsattributedstring

nsobject

nsmutableattributedstring

Votes: 0

Answers: 1

Latest Answer

Is it true that I can't mutate an NSObject that was allocated as mutable just because it was referenced as immutable? No, your general intuition here is correct. Ignoring for a second the concept of...
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Itai Ferber

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