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What's the best practice to round a float to 2 decimals? [duplicate]

...mals that you want. Now you need two, but maybe you would like to try with 3 to compare results, and this function gives you this freedom. /** * Round to certain number of decimals * * @param d * @param decimalPlace * @return */ public static float round(float d, int decimalPlace) { BigDecim...
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Sass calculate percent minus px

... | edited Jan 3 at 22:18 answered Nov 7 '12 at 17:28 ...
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Tricky Google interview question

... answered Mar 31 '11 at 21:35 user515430user515430 3,21122 gold badges1414 silver badges1212 bronze badges ...
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Overlaying histograms with ggplot2 in R

I am new to R and am trying to plot 3 histograms onto the same graph. Everything worked fine, but my problem is that you don't see where 2 histograms overlap - they look rather cut off. ...
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Javascript swap array elements

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How do you sort an array on multiple columns?

...cation name for tiebreaker. function mysortfunction(a, b) { var o1 = a[3].toLowerCase(); var o2 = b[3].toLowerCase(); var p1 = a[1].toLowerCase(); var p2 = b[1].toLowerCase(); if (o1 < o2) return -1; if (o1 > o2) return 1; if (p1 < p2) return -1; if (p1 > p2) return 1...
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UITableView + Add content offset at top

... Santiago Prieto 3555 bronze badges answered Jul 7 '10 at 3:04 jigzatjigzat 3,37811 gold badge1...
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MySql: Tinyint (2) vs tinyint(1) - what is the difference?

... | edited Dec 2 '16 at 18:39 answered Dec 2 '16 at 18:33 Aa...
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How do I catch a numpy warning like it's an exception (not just for testing)?

...| edited Apr 10 '16 at 16:34 answered Apr 10 '13 at 18:53 B...
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What is the result of % in Python?

... 310 The % (modulo) operator yields the remainder from the division of the first argument by the...