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How to validate phone numbers using regex
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42 Answers
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Programmatically obtain the Android API level of a device?
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answered Nov 2 '14 at 11:01
Arkadiusz CieślińskiArkadiusz Cieśliński
4,96933 gold badges1919 silver badges1818 bronze badges
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Javascript roundoff number to nearest 0.5
...en resolution and for that i can only assign font size in pts to 1, 1.5 or 2 and onwards etc.
7 Answers
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Fastest way to iterate over all the chars in a String
...(not advised), read this first: http://www.javaspecialists.eu/archive/Issue237.html
Starting from Java 9, the solution as described won't work anymore, because now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference...
[since C++11] std::array的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...有虚函数.
因此不支持这样的构造方法：array<int, 3> a({1, 2, 4});
初始化array最常用的方法是使用赋值运算符和初始化列表：
array<int, 3> a = {1, 2, 3};
array<int, 100> b = {1, 2, 3}; // a[0] ~ a[2] = 1, 2, 3; a[3] ~ a[99] = 0, 0, 0 ... 0;
array<int, 3> c; ...
Zip lists in Python
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229
When you zip() together three lists containing 20 elements each, the result has twenty element...
How to check if two arrays are equal with JavaScript? [duplicate]
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294
This is what you should do. Please do not use stringify nor < >.
function arraysEqual(a...
Obfuscated C Code Contest 2006. Please explain sykes2.c
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1824
Let's de-obfuscate it.
Indenting:
main(_) {
_^448 && main(-~_);
putchar(--_%6...
Is there a better way of writing v = (v == 0 ? 1 : 0); [closed]
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