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postgresql return 0 if returned value is null

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How to compare two dates?

... attributes, the comparands are first adjusted by subtracting their UTC offsets (obtained from self.utcoffset())." – Vikas Prasad Jul 25 '18 at 13:00 3 ...
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The Ruby %r{ } expression

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How do I determine height and scrolling position of window in jQuery?

I need to grab the height of the window and the scrolling offset in jQuery, but I haven't had any luck finding this in the jQuery docs or Google. ...
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What's the difference between dist-packages and site-packages?

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How to specify the order of CSS classes?

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Creating a expressjs middleware that accepts parameters

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Convert INT to VARCHAR SQL

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Using isKindOfClass with Swift

... override func touchesBegan(touches: NSSet, withEvent event: UIEvent) { super.touchesBegan(touches, withEvent: event) let touch : UITouch = touches.anyObject() as UITouch if touch.view.isKindOfClass(UIPickerView) { } } Edit As pointed out...
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How to enable C++11 in Qt Creator?

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