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Should import statements always be at the top of a module?
... longer. Actually, I think this cost is only paid for once. I've read that Python caches an imported module so that there is only minimal cost for importing it again.
– moltenform
Sep 25 '08 at 1:45
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How to find all the subclasses of a class given its name?
...ng approach of getting all classes that are inherited from a base class in Python.
10 Answers
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Check if key exists and iterate the JSON array using Python
I have a bunch of JSON data from Facebook posts like the one below:
7 Answers
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Are types like uint32, int32, uint64, int64 defined in any stdlib header?
... of them in stdint.h. This returns 0 hits: grep uint32 /usr/lib/gcc/x86_64-linux-gnu/4.9/include/stdint.h | grep -v uint32_t.
– jww
Jul 30 '16 at 20:57
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How do I get indices of N maximum values in a NumPy array?
... @LKT use a=np.array([9, 4, 4, 3, 3, 9, 0, 4, 6, 0]) because normal python lists do not support indexing by lists, unlike np.array
– Marawan Okasha
Aug 8 '17 at 19:34
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Input and output numpy arrays to h5py
I have a Python code whose output is a sized matrix, whose entries are all of the type float . If I save it with the extension .dat the file size is of the order of 500 MB. I read that using h5py reduces the file size considerably. So, let's say I have the 2D numpy array named A . How do I ...
XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:/// to file:/// (Serv
...n be as trivial as cding into the directory the files are in and running:
python -m SimpleHTTPServer
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What is the purpose and use of **kwargs?
What are the uses for **kwargs in Python?
13 Answers
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How do you launch the JavaScript debugger in Google Chrome?
...d to have Chrome Developer Tools open for this to work (hit F12 on Windwos/Linux, don't know the key on a Mac, or just inspect an element). If you have Developer Tools open, an extra bit of awesomeness is that you can click and hold the Refresh button to clear the cache.
– toon...
What is the difference between Flex/Lex and Yacc/Bison?
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On most (all?) Linux systems, "Lex" is actually a symbolic link to flex. Basically, it's only a different name to the free version.
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