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Installing Ruby Gem in Windows
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edited Feb 8 '17 at 12:07
reducing activity
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Pandas convert dataframe to array of tuples
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10 Answers
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Function for Factorial in Python
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192
Easiest way is to use math.factorial (available in Python 2.6 and above):
import math
math.fa...
Split data frame string column into multiple columns
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15 Answers
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Adding a parameter to the URL with JavaScript
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SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder”
My application is to be deployed on both tcServer and WebSphere 6.1. This application uses ehCache and so requires slf4j as a dependency.
As a result I've added the slf4j-api.jar (1.6) jar to my war file bundle.
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Generate a random point within a circle (uniformly)
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21 Answers
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How to check Django version
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Django 1.5 supports Python 2.6.5 and later.
If you're under Linux and want to check the Python ...
Standard deviation of a list
I want to find mean and standard deviation of 1st, 2nd,... digits of several (Z) lists. For example, I have
8 Answers
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Converting a Pandas GroupBy output from Series to DataFrame
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g1 here is a DataFrame. It has a hierarchical index, though:
In [19]: type(g1)
Out[19]: pandas.core.frame.DataFrame
In [20]: g1.index
Out[20]:
MultiIndex([('Alice', 'Seattle'), ('Bob', 'Seattle'), ('Mallory', 'Portland'),
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