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Check if a subview is in a view
...];
} else {
[self.myView removeFromSuperview];
}
}
Swift 3
@IBAction func showPopup(sender: AnyObject) {
if !self.myView.isDescendant(of: self.view) {
self.view.addSubview(self.myView)
} else {
self.myView.removeFromSuperview()
}
}
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How do I time a method's execution in Java?
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1243
There is always the old-fashioned way:
long startTime = System.nanoTime();
methodToTime();
long...
How does a PreparedStatement avoid or prevent SQL injection?
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answered Oct 17 '09 at 13:07
tangenstangens
35.7k1818 gold badges113113 silver badges132132 bronze badges
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How to create Windows EventLog source from command line?
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community wiki
3 revs, 3 users 60%MSV Muthu
13
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Length of generator output [duplicate]
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33
There isn't one because you can't do it in the general case - what if you have a lazy infinite ...
Why does installing Nokogiri on Mac OS fail with libiconv is missing?
I've been trying to install Nokogiri on Mac OS 10.9.3 and whatever I try, the install fails in the end with the following error message:
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Git - Undo pushed commits
...dest_commit_hash> ;)
– David
Jan 3 '16 at 4:58
7
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How can I make PHP display the error instead of giving me 500 Internal Server Error [duplicate]
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edited Jan 7 '13 at 15:01
Davide
1,18311 gold badge1111 silver badges2222 bronze badges
answe...
Putting a simple if-then-else statement on one line [duplicate]
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1739
That's more specifically a ternary operator expression than an if-then, here's the python synta...
Xcode: issue “file xxx.png is missing from working copy” at project building
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Alexander VaseninAlexander Vasenin
10.8k33 gold badges3737 silver badges6262 bronze badges
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