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How to sort an array based on the length of each element?

...y. A sorting function that considers the length of string as the sorting criteria can be used as follows: arr.sort(function(a, b){ // ASC -> a.length - b.length // DESC -> b.length - a.length return b.length - a.length; }); Note: sorting ["a", "b", "c"] by length of string is not g...
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How do you generate dynamic (parameterized) unit tests in python?

I have some kind of test data and want to create a unit test for each item. My first idea was to do it like this: 25 Answer...
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How to replace a character with a newline in Emacs?

I am trying to replace a character - say ; - with a new line using replace-string and/or replace-regexp in Emacs. 6 A...
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How to kill a process running on particular port in Linux?

...follow | edited Jan 29 '16 at 23:12 Szymon 40.6k1313 gold badges8686 silver badges106106 bronze badges ...
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How to check for an undefined or null variable in JavaScript?

...declaredVar) // throws error A variable that has been declared but not initialized is undefined. let foo; if (foo) //evaluates to false because foo === undefined Undefined properties , like someExistingObj.someUndefProperty. An undefined property doesn't yield an error and simply returns undef...
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Set Viewbag before Redirect

Is it possible to set the ViewBag before I call a redirection? 5 Answers 5 ...
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jQuery Scroll to bottom of page/iframe

... If you want a nice slow animation scroll, for any anchor with href="#bottom" this will scroll you to the bottom: $("a[href='#bottom']").click(function() { $("html, body").animate({ scrollTop: $(document).height() }, "slow"); return false; }); Feel free to change the selector....
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IOS 7 Navigation Bar text and arrow color

...t to set background for Navigation Bar to be black and all colors inside it to be white . 11 Answers ...
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How do I format a number with commas in T-SQL?

...s of large numbers in the results and my eyes are starting to gloss over. It would be really convenient if I could format all those numbers with commas (987654321 becomes 987,654,321). Funny that in all the many years I've used SQL Server, this issue has never come up since most of the time I woul...
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Is == in PHP a case-sensitive string comparison?

...s unable to find this on php.net. Is the double equal sign ( == ) case sensitive when used to compare strings in PHP? 7 Ans...