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Difference between declaring variables before or in loop?

... 260 Which is better, a or b? From a performance perspective, you'd have to measure it. (And in my o...
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Merge Images Side by Side(Horizontally)

I have five images of sizes: 600x30, 600x30, 600x30, 600x30, 810x30. Their names are: 0.png, 1.png, 2.png, 3.png, 4.png, respectively. ...
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How to get datetime in JavaScript?

How to get date time in JavaScript with format 31/12/2010 03:55 AM? 7 Answers 7 ...
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Best way to represent a fraction in Java?

... //only numerator should be negative. if(denominator.signum() < 0) { numerator = numerator.negate(); denominator = denominator.negate(); } //create a reduced fraction BigInteger gcd = numerator.gcd(denominator); this.numerator = numerator.divide(gcd); ...
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Should I return EXIT_SUCCESS or 0 from main()?

...eing conflicting answers: should the main routine of a C++ program return 0 or EXIT_SUCCESS ? 8 Answers ...
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How do I override nested NPM dependency versions?

...on: { "dependencies": { "grunt-contrib-connect": { "version": "0.3.0", "from": "grunt-contrib-connect@0.3.0", "dependencies": { "connect": { "version": "2.8.1", "from": "connect@~2.7.3" } } } } } npm should automatically pick i...
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How can I easily view the contents of a datatable or dataview in the immediate window

...Set, expand the quick watch, view the Tables, expand that, then view Table[0] (for example). You will see something like {Table1} in the quick watch, but notice that there is also a magnifying glass icon. Click on that icon and your DataTable will open up in a grid view. ...
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Emulate ggplot2 default color palette

...on(n) { hues = seq(15, 375, length = n + 1) hcl(h = hues, l = 65, c = 100)[1:n] } For example: n = 4 cols = gg_color_hue(n) dev.new(width = 4, height = 4) plot(1:n, pch = 16, cex = 2, col = cols) share | ...
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Way to get number of digits in an int?

... 30 Answers 30 Active ...
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How can I force division to be floating point? Division keeps rounding down to 0?

... I want to calculate a / b , so if I use integer division I'll always get 0 with a remainder of a . 11 Answers ...