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Waiting until two async blocks are executed before starting another block
...sing OperationQueue and OperationQueue's addBarrierBlock(_:) (requires iOS 13)
import Foundation
import PlaygroundSupport
PlaygroundPage.current.needsIndefiniteExecution = true
let operationQueue = OperationQueue()
let blockOne = BlockOperation {
print("#1 started")
Thread.sleep(forTimeI...
Remove duplicate lines without sorting [duplicate]
...jameshfisher
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answered Jul 17 '12 at 23:17
Michael HoffmanMichael Hoffman
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Creating rounded corners using CSS [closed]
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I would recommend using background images. The other ways aren't nearly as good: No anti-alias...
What is the difference between the OAuth Authorization Code and Implicit workflows? When to use each
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answered May 2 '13 at 15:30
Eugenio PaceEugenio Pace
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How to subtract date/time in JavaScript? [duplicate]
...te() - new Date(dateStr.replace(/-/g,'/')));
i.e. turning "2011-02-07 15:13:06" into new Date('2011/02/07 15:13:06'), which is a format the Date constructor can comprehend.
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sed in-place flag that works both on Mac (BSD) and Linux
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13 Answers
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Border for an Image view in Android?
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edited May 15 '18 at 13:02
Andy
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answered Jul 16 '10 at 11:02
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How to do the equivalent of pass by reference for primitives in Java
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laslowhlaslowh
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HTML5 check if audio is playing?
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edited Feb 13 at 12:30
Edric
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angular.element vs document.getElementById or jQuery selector with spin (busy) control
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answered Sep 20 '13 at 16:12
kaiserkaiser
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