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What is a plain English explanation of “Big O” notation?
...this scale, and that the comparison works when n is 'sufficiently large'. Python's timsort actually uses insertion sort (worst/average case O(n^2)) for small arrays due to the fact that it has a small overhead.
– Casey Kuball
May 21 '12 at 23:14
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Get the key corresponding to the minimum value within a dictionary
If I have a Python dictionary, how do I get the key to the entry which contains the minimum value?
16 Answers
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How can I kill a process by name instead of PID?
... I had to add the -f flag too for killing a background process running a Python script.
– Mason
Aug 8 '18 at 14:03
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How to extract the substring between two markers?
...urn an empty string if either "AAA" or "ZZZ" don't exist in your_text.
PS Python Challenge?
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Add single element to array in numpy
...2 s ± 16.1 ms per loop (mean ± std. dev. of 7 runs, 1 loop each)
Using python list converting to array afterward:
d = [0]
for k in range(int(10e4)):
d.append(k)
f = np.array(d)
13.5 ms ± 277 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
Pre-allocating numpy array:
e = np.ze...
A free tool to check C/C++ source code against a set of coding standards? [closed]
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Try nsiqcppstyle. It's a Python based coding style checker for C/C++. It's easy to extend to add your own rules.
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Can Flask have optional URL parameters?
...able with the defaults in the function head - the way you are used to with python:
@app.route('/<user_id>')
@app.route('/<user_id>/<username>')
def show(user_id, username='Anonymous'):
return user_id + ':' + username
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How do you uninstall MySQL from Mac OS X?
... mysql directory or file and removed most of what came up (aside from Perl/Python access modules). You may also need to check that the daemon is not still running using Activity Monitor (or at the command line using ps -A). I found that mysqld was still running even after deleting the files.
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What does the plus sign do in '+new Date'
...h in programming brevity is most certainly not the wit of the soul. As the python community has so adequately put it "explicit is always better than implicit." What if a browser changed the automatic type conversion that's implied there through a regression? Now your code just doesn't work! .getTime...
Autocompletion in Vim
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In addition to the above, YCM also provides semantic completion for C#, Python, Go, TypeScript etc. It also provides non-semantic, identifier-based completion for languages for which it doesn't have semantic support.
shar...