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How to round up a number to nearest 10?
...reenTree's answer does support rounding up/down using the third parameter (mode) of round(). round($input,-1, PHP_ROUND_HALF_UP)
– Daren Schwenke
Aug 31 '16 at 16:45
4
...
Format bytes to kilobytes, megabytes, gigabytes
...{
$units = array('B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB');
$mod = 1024;
}
// SI prefixes (decimal)
else
{
$units = array('B', 'kB', 'MB', 'GB', 'TB', 'PB');
$mod = 1000;
}
// Determine unit to use
if (($power = array_search((string) $fo...
Apache and Node.js on the Same Server
...he following lines are NOT commented out so you get the right proxy and submodule to reroute http requests:
LoadModule proxy_module modules/mod_proxy.so
LoadModule proxy_http_module modules/mod_proxy_http.so
Then run your Node app on port 8000!
var http = require('http');
http.createServer(funct...
那些曾被追捧的90后创业男神女神，还好吗？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...个初出茅庐的90后将自己的创意交了出去，我们是该怪这世界太现实，还是应该怪我们自己没有防备意识?
5.狂拽横的余佳文
高中二年级赚得100万，此后又被误诊为淋巴癌人生曾跌入谷底，没想到最后在濒临破产的时候却又绝...
Redirect all to index.php using htaccess
... $_GET['path'] variable will contain the fake directory structure, so /mvc/module/test for instance, which you can then use in index.php to determine the Controller and actions you want to perform.
If you want the whole shebang installed in a sub-directory, such as /mvc/ or /framework/ the least c...
How to force the browser to reload cached CSS/JS files?
...css/base.css'); ?>" type="text/css" />
This way, you never have to modify the link tag again, and the user will always see the latest CSS. The browser will be able to cache the CSS file, but when you make any changes to your CSS the browser will see this as a new URL, so it won't use the ca...
VC IP地址控件（CIPAddressCtrl ）的自绘 - C/C++ - 清泛网 - 专注C/C++及内核技术
VC IP地址控件（CIPAddressCtrl ）的自绘先看效果图：代码：.h#pragma once class CMyIPCtrl : public CIPAddressCtrl{DECLARE_DYNAMIC(CMyIPCtrl)public:CMyIPCtrl();virtua...先看效果图：
代码：
.h
#pragma once
class CMyIPCtrl : public CIPAddressCtrl
{
DECLARE_DYNAMI...
BLE蓝牙APP输入物理地址连接 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...，如果使用APP inventor2 在APP界面首先输入蓝牙模块的物理地址 然后在点击搜索刚输入的模块物理地址连接是否可以，请各位老师指点 谢谢你好，请尝试使用BLE的 ConnectWithAddress 函数，参考用法如下：
文档：https://www.fun123.cn/refe...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...int dividend = columnNumber;
string columnName = String.Empty;
int modulo;
while (dividend > 0)
{
modulo = (dividend - 1) % 26;
columnName = Convert.ToChar(65 + modulo).ToString() + columnName;
dividend = (int)((dividend - modulo) / 26);
}
return...
What is pseudopolynomial time? How does it differ from polynomial time?
... algorithm:
function isPrime(n):
for i from 2 to n - 1:
if (n mod i) = 0, return false
return true
So what's the time complexity of this code? Well, that inner loop runs O(n) times and each time does some amount of work to compute n mod i (as a really conservative upper bound, thi...