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Applying function with multiple arguments to create a new pandas column
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>>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary functi...
Revert the `--no-site-packages` option with virtualenv
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162
Try removing (or renaming) the file no-global-site-packages.txt in your Lib folder under your vi...
Are “elseif” and “else if” completely synonymous?
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python multithreading wait till all threads finished
... asked in a similar context but I was unable to find an answer after about 20 minutes of searching, so I will ask.
8 Answer...
When does invoking a member function on a null instance result in undefined behavior?
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How to generate a random string of a fixed length in Go?
...olution is perfect. This is if performance does matter. Although the first 2 steps (Bytes and Remainder) might be an acceptable compromise: they do improve performance by like 50% (see exact numbers in the II. Benchmark section), and they don't increase complexity significantly.
Having said that, ...
Show/Hide the console window of a C# console application
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278
Just go to the application's Properties and change the Output type from Console Application to...
How do I ZIP a file in C#, using no 3rd-party APIs?
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edited Mar 24 '11 at 13:03
adrianbanks
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How to make vi redraw screen?
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218
I've been using ctrl+L for such purposes for 35 years now, what's wrong with it?
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Quick easy way to migrate SQLite3 to MySQL? [closed]
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Here is a list of converters (not updated since 2011):
https://www2.sqlite.org/cvstrac/wiki?p=...