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Force CloudFront distribution/file update
...I Reference:
POST /2010-08-01/distribution/[distribution ID]/invalidation HTTP/1.0
Host: cloudfront.amazonaws.com
Authorization: [AWS authentication string]
Content-Type: text/xml
<InvalidationBatch>
<Path>/image1.jpg</Path>
<Path>/image2.jpg</Path>
<Path&...
How to validate an Email in PHP?
...
See the notes at http://www.php.net/manual/en/function.ereg.php:
Note:
As of PHP 5.3.0, the regex extension is deprecated in favor of
the PCRE extension. Calling this
function will issue an E_DEPRECATED
notice. See the list of d...
Error handling in Bash
...dling errors I have found on the web was written by William Shotts, Jr at http://www.linuxcommand.org .
14 Answers
...
Downloading a large file using curl
...);
fclose($wh);
return true;
}
Usage:
$result = download('http://url','path/local/file');
You can then check if everything is ok with:
if (!$result)
throw new Exception('Download error...');
...
php stdClass to array
...ION__, $data);
}
else {
return $data;
}
}
Reference: http://carlofontanos.com/convert-stdclass-object-to-array-in-php/
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What is the difference between ndarray and array in numpy?
... in multiarray, but you can start looking at the ndarray interfaces here:
https://github.com/numpy/numpy/blob/master/numpy/core/numeric.py
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How do you calculate the average of a set of circular data? [closed]
...he Mathematical Sciences, 1983 John Wiley & Sons, Inc. as mentioned at http://catless.ncl.ac.uk/Risks/7.44.html#subj4 by Bruce Karsh.
A good way to estimate an average angle, A, from a set of angle measurements
a[i] 0<=i
sum_i_from_1_to_N sin(a[i])
a = arctangent --------...
What happens to global and static variables in a shared library when it is dynamically linked?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Debug Error \"pure virtual function call\" 原因解析 - 更多技术 - 清泛...
...虚函数，看看有没有在构造析构函数中调用。以下来自：http: www.kuqin.c...结论：一般在构造、析构函数中调用虚函数就可能出这个错误，检查纯虚函数，看看有没有在构造析构函数中调用。
以下来自：http://www.kuqin.com/languag...
Delete a key from a MongoDB document using Mongoose
...in object and from there use it as usual.
Read more in mongoose api-ref:
http://mongoosejs.com/docs/api.html#document_Document-toObject
Example would look something like this:
User.findById(id, function(err, user) {
if (err) return next(err);
let userObject = user.toObject();
// use...