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AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?

... simple requests (discussed above), "preflighted" requests first send an HTTP request by the OPTIONS method to the resource on the other domain, in order to determine whether the actual request is safe to send. Cross-site requests are preflighted like this since they may have implications t...
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Implicit “Submit” after hitting Done on the keyboard at the last EditText

...est procedures to detect that kind of bug. Even worse is when you share UI component with such practices. – Laurent Meyer May 3 '17 at 10:06 2 ...
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Getting individual colors from a color map in matplotlib

...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...
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One-liner to recursively list directories in Ruby?

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Insert into … values ( SELECT … FROM … )

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Is it possible to use argsort in descending order?

... If you negate an array, the lowest elements become the highest elements and vice-versa. Therefore, the indices of the n highest elements are: (-avgDists).argsort()[:n] Another way to reason about this, as mentioned in the comments, is to observe that the big elements...
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How to filter a dictionary according to an arbitrary condition function?

... Nowadays, in Python 2.7 and up, you can use a dict comprehension: {k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5} And in Python 3: {k: v for k, v in points.items() if v[0] < 5 and v[1] < 5} ...
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Where does 'Hello world' come from?

... From http://en.wikipedia.org/wiki/Hello_world_program: The first known instance of the usage of the words "hello" and "world" together in computer literature occurred earlier, in Kernighan's 1972 Tutorial Introduction ...
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Could not reserve enough space for object heap

...he time? This solution solves the problem temporarily but then suddenly it comes back. I've got 16GB ram and I'm tired of this sh*t. Everything was better in the old days :[ – Nilzor Oct 1 '14 at 13:06 ...
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Convert hex string to int in Python

...his point, but for anyone else who stumbles by here, if applying the two's complement rules is required. This answer may help stackoverflow.com/questions/1604464/twos-complement-in-python – Jeremy Apr 3 at 14:08 ...