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Reset C int array to zero : the fastest way?
....
Note that this solution is not generic, it only works on data of 32 or 64 bits. Please comment if this code is doing something incorrect.
#include<immintrin.h>
#define intrin_ZERO(a,n){\
size_t x = 0;\
const size_t inc = 32 / sizeof(*(a));/*size of 256 bit register over size of variable*/...
How to get current time in milliseconds in PHP?
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Short answer:
64 bits platforms only!
function milliseconds() {
$mt = explode(' ', microtime());
return ((int)$mt[1]) * 1000 + ((int)round($mt[0] * 1000));
}
[ If you are running 64 bits PHP then the constant PHP_INT_SIZE equals t...
How to have click event ONLY fire on parent DIV, not children?
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I had the same problem and came up with this solution (based on the other answers)
$( ".newsletter_background" ).click(function(e) {
if (e.target == this) {
$(".newsletter_background").hide();
}
});
Basically it says if the target is the div then run the code...
Find the files existing in one directory but not in the other [closed]
...2/tmp/.kconfig-flavor_maxim2 added
DIR dir2/tools/tools/LiveSuit_For_Linux64 added
Or if you want to see only files from the first directory:
user@laptop:~$ python3 compare_dirs.py dir2/ dir1/ | grep dir1
DIR dir1/out/flavor-domino added
DIR dir1/target/vendor/flavor-domino added
FILE dir1/tm...
Python set to list
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phihagphihag
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2
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Why can't I use float value as a template parameter?
...tring literal can be converted into such a pack at compile time. Here is a demo on ideone. (Demo is C++14, but it's easy to port it back to C++11 - std::integer_sequence is the only difficulty)
– Aaron McDaid
Jul 20 '15 at 20:05
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How can you iterate over the elements of an std::tuple?
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I have an answer based on Iterating over a Tuple:
#include <tuple>
#include <utility>
#include <iostream>
template<std::size_t I = 0, typename... Tp>
inline typename std::enable_if<I == sizeof...(Tp), void>::t...
How to Flatten a Multidimensional Array?
... [x] => X
[y] => Y
[p] => P
[q] => Q
)
Update: Based on comment by @MohamedGharib
This will throw an error if the outer array is empty, since array_merge would be called with zero arguments. It can be be avoided by adding an empty array as the first argument.
array_merg...
快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...引入。
运行环境
服务器运行（本地运行无效）
基本demo：
<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title>快速开发CSS的利器 - 初识less</title>
<link type="text/less" rel="stylesheet/less" href="test.less" />
<script src="less.js">...
PowerShell says “execution of scripts is disabled on this system.”
...
If you're using Windows Server 2008 R2 then there is an x64 and x86 version of PowerShell both of which have to have their execution policies set. Did you set the execution policy on both hosts?
As an Administrator, you can set the execution policy by typing this into your PowerSh...