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How to make rounded percentages add up to 100%
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value();
}
foo([13.626332, 47.989636, 9.596008, 28.788024], 100) // => [48, 29, 14, 9]
foo([16.666, 16.666, 16.666, 16.666, 16.666, 16.666], 100) // => [17, 17, 17, 17, 16, 16]
foo([33.333, 33.333, 33.333], 100) // => [34, 33, 33]
foo([33.3, 33.3, 33.3, 0.1], 100) // => [3...
网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...360乱码在ff浏览器所有搜索引擎都没问题了，为了解决这个问题下面我们来总结一下我的分析过程。转自：http://www.111cn.net/sys/Windows/55779.htm
一、问题的由来。
URL就是网址，只要上网，就一定会用到。
一般来说，URL只能使用...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
vs2008编译boost详细步骤【一、Boost库的介绍】Boost库是一个经过千锤百炼、可移植、提供源代码的C++库，作为标准库的后备，是C++标准化进程的发动机之一。 Boost库由C++标准委员会库工作组成员发起，其 【一、Boost库的介绍】
Bo...
Output first 100 characters in a string
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print my_string[0:100]
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How to scale down a range of numbers with a known min and max value
...Allowed;
}
Applied like so, scaling the range 10-50 to a range between 0-100.
var unscaledNums = [10, 13, 25, 28, 43, 50];
var maxRange = Math.max.apply(Math, unscaledNums);
var minRange = Math.min.apply(Math, unscaledNums);
for (var i = 0; i < unscaledNums.length; i++) {
var unscaled = un...
Generate unique random numbers between 1 and 100
How can I generate some unique random numbers between 1 and 100 using JavaScript?
29 Answers
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How to create a button programmatically?
...idLoad() {
super.viewDidLoad()
let button = UIButton(frame: CGRect(x: 100, y: 100, width: 100, height: 50))
button.backgroundColor = .greenColor()
button.setTitle("Test Button", forState: .Normal)
button.addTarget(self, action: #selector(buttonAction), forControlEvents: .TouchUpInside)
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Round to at most 2 decimal places (only if necessary)
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Use Math.round(num * 100) / 100
Edit: to ensure things like 1.005 round correctly, we use
Math.round((num + Number.EPSILON) * 100) / 100
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JavaScript math, round to two decimal places [duplicate]
...urn a number to a string, back to a number. I've found that Math.round(x * 100) / 100; is the easiest, simplest way to round to two decimal places.
– Marquizzo
Jun 5 '15 at 23:33
9...
Moving decimal places over in a double
...erforming the calculation twice, you are compounding that error.
However, 100 can be represented accurately, so try:
double x = 1234;
x /= 100;
System.out.println(x);
which prints:
12.34
This works because Double.toString(d) performs a small amount of rounding on your behalf, but it is not mu...