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What is the best way to determine the number of days in a month with JavaScript?

I've been using this function but I'd like to know what's the most efficient and accurate way to get it. 15 Answers ...
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Check if UIColor is dark or bright?

I need to determine whether a selected UIColor (picked by the user) is dark or bright, so I can change the color of a line of text that sits on top of that color, for better readability. ...
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Convert Array to Object

What is the best way to convert: 45 Answers 45 ...
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How can I create a Set of Sets in Python?

I'm trying to make a set of sets in Python. I can't figure out how to do it. 5 Answers ...
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How to sort a file, based on its numerical values for a field?

Example file.txt : 8 Answers 8 ...
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Extracting Nupkg files using command line

Firstly, I do not want to use Visual Studio at all when dealing with the certain .nupkg files. 6 Answers ...
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How do you read CSS rule values with JavaScript?

I would like to return a string with all of the contents of a CSS rule, like the format you'd see in an inline style. I'd like to be able to do this without knowing what is contained in a particular rule, so I can't just pull them out by style name (like .style.width etc.) ...
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What's the point of g++ -Wreorder?

The g++ -Wall option includes -Wreorder. What this option does is described below. It is not obvious to me why somebody would care (especially enough to turn this on by default in -Wall). ...
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Format date and time in a Windows batch script

In a Windows (Windows XP) batch script I need to format the current date and time for later use in files names, etc. 33 An...
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find vs find_by vs where

I am new to rails. What I see that there are a lot of ways to find a record: 12 Answers ...