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Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req
... @MD.SahibBinMahboob Postman is NOT sending a request "from your java/python" code. It is sending the request directly from the browser. XHR in Chrome extensions does work a bit differently, especially when cross-origin requests are involved.
– Ray Nicholus
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How to understand Locality Sensitive Hashing?
...larity as shown in the graph.
I have some sample code (just 50 lines) in python here which is using cosine similarity.
https://gist.github.com/94a3d425009be0f94751
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Adding a cross-reference to a subheading or anchor in another page
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Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
...wer up and even did not mark it as a correct answer. Here is the code in Python. It runs in O(n) time and need extra space O(k). pastebin.com/9jZqnTzV
– wall-e
Oct 22 '12 at 4:03
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What is the difference between Numpy's array() and asarray() functions?
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@endolith: [1, 2, 3] is a Python list, so a copy of the data must be made to create the ndarary. So use np.array directly instead of np.asarray which would send the copy=False parameter to np.array. The copy=False is ignored if a copy must be made as ...
How can I make git accept a self signed certificate?
...l
restart computer since libcurl is still in memory as a shared library
Python, pip and conda
Related: How to add a custom CA Root certificate to the CA Store used by pip in Windows?
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
... bits, and no problem.
Note that in "modern" languages like Java, C#, and Python, all objects have a toString/ToString/__str__ function that is called by the I/O routines. AFAIK, only C++ does it the other way around by using stringstream as the standard way of converting to a string.
Poor suppor...
Redis key naming conventions?
...rimented with using ASCII NUL characters as my separators (since Redis and Python are both 8-bit clean). It looks a little ugly if you're looking at raw keys, but the idea is to hide it behind an abstraction layer. Colon and pipe symbols are obvious alternatives so long as the components of your na...
What's the point of having pointers in Go?
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type TreeNode {
value int
left *TreeNode
right *TreeNode
}
Java, Python etc doesn't have this problem because it does not allow you to embed composite types, so there is no need to syntactically differentiate between embedding and pointing.
Issues with Swift/C# structs solved with Go poi...
What does middleware and app.use actually mean in Expressjs?
...note. No other answer mentions this. For a beginner who has worked only on python this is extremely important as these things might have never been encountered.
– Dheeraj M Pai
Dec 29 '19 at 22:12
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