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Is there a way to detect if an image is blurry?
...rovide such a metric. Convolve the image with a Laplacian kernel:
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1 -4 1
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And use a robust maximum metric on the output to get a number which you can use for thresholding. Try to avoid smoothing too much the images before computing the Laplacian, because you will only find out that a sm...
Passing $_POST values with cURL
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DaAmidza
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answered Aug 26 '08 at 15:38
RossRoss
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Best practice using NSLocalizedString
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answered Apr 17 '12 at 17:49
ndfredndfred
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Best explanation for languages without null
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435
I think the succinct summary of why null is undesirable is that meaningless states should not ...
C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
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if(fh == NULL)
{
printf("%s","can not open the file");
}
三、_access
当然C中还有一种方式是直接调用c的函数库。
就是函数 int _access(const char* path,int mode);
这个函数的功能十分强大。
可以看看msdn的详细介绍
#include <io.h>
#include ...
phpcms v9内容页/下载页更新时间（updatetime）为空的解决方法 - 更多技术 ...
.../content/content.php
public function add() {
if(isset($_POST['dosubmit']) || isset($_POST['dosubmit_continue'])) {
define('INDEX_HTML',true);
$catid = $_POST['info']['catid'] = intval($_POST['info']['catid']);
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App Inventor 2 上传文件到服务器的方案全总结 - App Inventor 2 中文网 - ...
...Program...";//phpinfo();
$picDir = "./test/";
$fileName = $_REQUEST['pic'];
$startT = microtime(TRUE);
echo "\nReceiving: $fileName \n";
$dataToWrite = file_get_contents('php://input');
$fileStatus = file_put_contents($picDir.$fileName, $dataToWrite);
$dur = microtime(TR...
Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
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14 Answers
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Get file name from URL
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edited Oct 28 '16 at 4:10
Nick Grealy
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answe...
Immutable vs Mutable types
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Forethinker
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answered Nov 9 '11 at 1:50
morningstarmorningstar
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