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How can I measure the speed of code written in PHP? [closed]
...true) - $startTime), 4) . " Seconds\n";
You can also use a profiler like http://xdebug.org/.
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Understanding the difference between Object.create() and new SomeFunction()
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The object used in Object.create actually forms the prototype of the new object, where as in the new Function() form the declared properties/functions do not form the prototype.
Yes, Object.create builds an object that inherits directly from the one passed as ...
How can I read a whole file into a string variable
...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...
Multiprocessing vs Threading Python [duplicate]
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There is actually a good deal of difference: eli.thegreenplace.net/2012/01/16/…
– Andrew Sledge
May 29 '13 at 11:36
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Finding a substring within a list in Python [duplicate]
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All the answers work but they always traverse the whole list. If I understand your question, you only need the first match. So you don't have to consider the rest of the list if you found your first match:
mylist = ['abc123'...
How do you detect where two line segments intersect? [closed]
...f r × s = 0 and (q − p) × r ≠ 0, then the two lines are parallel and non-intersecting.
If r × s ≠ 0 and 0 ≤ t ≤ 1 and 0 ≤ u ≤ 1, the two line segments meet at the point p + t r = q + u s.
Otherwise, the two line segments are not parallel but do not intersect....
What is the difference between AF_INET and PF_INET in socket programming?
... to do is to use AF_INET in your
struct sockaddr_in and PF_INET in your call to socket(). But
practically speaking, you can use AF_INET everywhere. And, since
that's what W. Richard Stevens does in his book, that's what I'll do
here.
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The input is not a valid Base-64 string as it contains a non-base 64 character
... modified Base64, where the + and / characters are changed to - and _. See http://en.wikipedia.org/wiki/Base64#Implementations_and_history
If that's the case, you need to change it back:
string converted = base64String.Replace('-', '+');
converted = converted.Replace('_', '/');
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Nginx reverse proxy causing 504 Gateway Timeout
...set_header X-Real-IP $remote_addr;
proxy_set_header Host $http_host;
proxy_http_version 1.1;
proxy_set_header Connection "";
proxy_pass http://localhost:5000;
}
}
Have a look at this posts which explains it in more detail:
nginx close upstream connectio...
How to check if a file is a valid image file?
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On Linux, you could use python-magic (http://pypi.python.org/pypi/python-magic/0.1) which uses libmagic to identify file formats.
AFAIK, libmagic looks into the file and tries to tell you more about it than just the format, like bitmap dimensions, format version...