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Applying function with multiple arguments to create a new pandas column
...n:
>>> 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 func...
NSLog with CGPoint data
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answered Sep 25 '09 at 12:07
Jens AytonJens Ayton
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Viewing all `git diffs` with vimdiff
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answered Sep 15 '10 at 0:27
chuckgchuckg
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How do I force detach Screen from another SSH session?
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answered May 2 '14 at 21:10
Matt S.Matt S.
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What is the meaning of CTOR?
... H.B.
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answered Jan 6 '11 at 10:50
Jon SkeetJon Skeet
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How to convert integer timestamp to Python datetime
I have a data file containing timestamps like "1331856000000". Unfortunately, I don't have a lot of documentation for the format, so I'm not sure how the timestamp is formatted. I've tried Python's standard datetime.fromordinal() and datetime.fromtimestamp() and a few others, but nothing matches...
GCC -g vs -g3 GDB Flag: What is the Difference?
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106
From the docs:
-g
Produce debugging information in the operating system's native format (stabs...
Name of this month (Date.today.month as name)
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answered Jan 30 '11 at 17:18
Dylan MarkowDylan Markow
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EditText, inputType values (xml)
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309
You can use the properties tab in eclipse to set various values.
here are all the possible va...
git: Show index diff in commit message as comment
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answered Jan 20 '11 at 17:09
Alan Haggai AlaviAlan Haggai Alavi
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