Memory and ARC
Objective-C property attributes
In Objective-C, why do you use copy instead of strong for an NSString property, as in @property (nonatomic, copy) NSString *name;? Pick the best reason.
Pick one
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Memory and ARCMultiple choiceIntro
Which of the following statements about weak references are correct? Select all that appl…
#strong
Memory and ARCShort answerBasics
Before ARC, Objective-C code called retain, release, and autorelease directly. What did e…
#objective-c
Memory and ARCShort answerIntro
Can you explain the difference between weak and strong?
#strong
Memory and ARCShort answerAdvanced
… After s2.a = 9, are the addresses where s1.a and s2.a are stored the same or different,…
#copy