Which of these two snippets creates a… - Memory and ARC

Memory and ARC

Closure capture and leaks

Which of these two snippets creates a reference cycle?

// (A)
final class VM {
    var onChange: (() -> Void)?
    func bind() { onChange = { self.reload() } }
}
// (B)
final class VC {
    func load() { DispatchQueue.global().async { self.parse() } }
}

Pick one

Memory and ARCShort answerBasics
Give me a concrete code example that creates a retain cycle, and fix it.
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Memory and ARCMultiple choiceBasics
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Memory and ARCShort answerAdvanced
What actually happens in memory when a closure captures an outside variable? Using the ou…
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Memory and ARCShort answerAdvanced
After moving to Swift Concurrency, your team is arguing about whether you always need [we…
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