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How can I determine if a String is non-null and not only whitespace in Groovy?

... 252 Another option is if (myString?.trim()) { ... } ...
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.NET List Concat vs AddRange

... AnthonyWJonesAnthonyWJones 175k3030 gold badges227227 silver badges299299 bronze badges ...
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Python OpenCV2 (cv2) wrapper to get image size?

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rails simple_form - hidden field - create?

... 5 This is the simple_form way to do hidden inputs, however, if only a hidden input is needed, then just use Rails' hidden_field form builder s...
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Check if array is empty or null

... | edited May 7 '13 at 15:50 JJD 42.7k4545 gold badges177177 silver badges291291 bronze badges answere...
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In Scala, what exactly does 'val a: A = _' (underscore) mean?

... answered Dec 1 '11 at 11:52 Paul ButcherPaul Butcher 10k33 gold badges3535 silver badges4141 bronze badges ...
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Determine if an HTML element's content overflows

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INSERT … ON DUPLICATE KEY (do nothing)

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@media media query and ASP.NET MVC razor syntax clash

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Set folder browser dialog start location

...order to work. – Dr Snooze Jan 17 '15 at 14:24 3 This works for me but it doesn't set the focus t...