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How to get an array of unique values from an array containing duplicates in JavaScript? [duplicate]

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Are there any O(1/n) algorithms?

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What exactly does big Ө notation represent?

I'm really confused about the differences between big O, big Omega, and big Theta notation. 6 Answers ...
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Remove all spaces from a string in SQL Server

What is the best way to remove all spaces from a string in SQL Server 2008? 23 Answers ...
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How do I print a list of “Build Settings” in Xcode project?

Is there a Canonical list of Xcode Environment Variables that can be used in Build Rules etc? 7 Answers ...
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C# operator overload for `+=`?

I am trying to do operator overloads for += , but I can't. I can only make an operator overload for + . 10 Answers ...
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What is the reason behind cbegin/cend?

I wonder why cbegin and cend were introduced in C++11? 7 Answers 7 ...
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M_PI works with math.h but not with cmath in Visual Studio

I am using Visual Studio 2010. I have read that in C++ it is better to use <cmath> rather than <math.h> . 7...
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Do you need to dispose of objects and set them to null?

Do you need to dispose of objects and set them to null, or will the garbage collector clean them up when they go out of scope? ...
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How to remove outliers from a dataset

... The ages range from 20-40 at intervals of 2 (20, 22, 24....40), and for each record of data, they are given an age and a beauty rating from 1-5. When I do boxplots of this data (ages across the X-axis, beauty ratings across the Y-axis), there are some outliers plotted outside the whiskers of each b...