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Does pandas iterrows have performance issues?
...der of precedence for performance of various operations:
1) vectorization
2) using a custom cython routine
3) apply
a) reductions that can be performed in cython
b) iteration in python space
4) itertuples
5) iterrows
6) updating an empty frame (e.g. using loc one-row-at-a-time)
Using a cu...
Is there a way to make git pull automatically update submodules?
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As of Git 2.14, you can use git pull --recurse-submodules (and alias it to whatever you like).
As of Git 2.15, you could set submodule.recurse to true to enable the desired behaviour.
You can do this globally by running:
git config ...
In Python, how do you convert a `datetime` object to seconds?
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239
For the special date of January 1, 1970 there are multiple options.
For any other starting da...
How to upload a file to directory in S3 bucket using boto
...http://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_use_switch-role-ec2_instance-profiles.html), and to keep the same behaviour in your Dev/Test environment, use something like Hologram from AdRoll (https://github.com/AdRoll/hologram)
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How to get the ASCII value of a character
...t; chr(97)
'a'
>>> chr(ord('a') + 3)
'd'
>>>
In Python 2, there is also the unichr function, returning the Unicode character whose ordinal is the unichr argument:
>>> unichr(97)
u'a'
>>> unichr(1234)
u'\u04d2'
In Python 3 you can use chr instead of unichr.
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How to sum array of numbers in Ruby?
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edited Jul 26 '19 at 16:51
Fernando Briano
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Where/How to getIntent().getExtras() in an Android Fragment? [duplicate]
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