xcode 9.2 iOS swift timer...

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signal sigbart error when using NSTimer within a touches began function...

Xcode 7.3 / Swift 2: "No method declared with Objective-C selector" warning...

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Count while in background (NSTimer for more than 3 mins)...

Timer is being fired twice and not nilled...

NSTimer is not firing from Singleton Class...

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Pulling a random item from an array on a timer...

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Countdown timer that stops and reset on 0...