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UX Designer Interview Question:
Do you know what is a category and when is it used?
Submitted by: MuhammadA category is a way of adding additional methods to a class without extending it. It is often used to add a collection of related methods. A common use case is to add additional methods to built in classes in the Cocoa frameworks. For example adding async download methods to the UIImage class.
Submitted by: Muhammad
Submitted by: Muhammad
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