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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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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...
Adding a parameter to the URL with JavaScript
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Split data frame string column into multiple columns
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15 Answers
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GridLayout (not GridView) how to stretch all children evenly
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Shuffle two list at once with same order
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211
You can do it as:
import random
a = ['a', 'b', 'c']
b = [1, 2, 3]
c = list(zip(a, b))
rando...
How to check Django version
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691
Django 1.5 supports Python 2.6.5 and later.
If you're under Linux and want to check the Python ...
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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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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How to add leading zeros?
...of digits to begin with, so let's try a harder example of making powers of 10 width 8 too.
anim <- 25499:25504
x <- 10 ^ (0:5)
paste (and it's variant paste0) are often the first string manipulation functions that you come across. They aren't really designed for manipulating numbers, but...