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Prepend a level to a pandas MultiIndex
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138
A nice way to do this in one line using pandas.concat():
import pandas as pd
pd.concat([df], ...
How is Math.Pow() implemented in .NET Framework?
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edited Sep 21 at 1:51
Josh Stodola
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How to change the playing speed of videos in HTML5?
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211
According to this site, this is supported in the playbackRate and defaultPlaybackRate attribute...
Test if string is a number in Ruby on Rails
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12 Answers
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Active
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Python - How to sort a list of lists by the fourth element in each list? [duplicate]
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185
unsorted_list.sort(key=lambda x: x[3])
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How can I convert a file pointer ( FILE* fp ) to a file descriptor (int fd)?
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214
The proper function is int fileno(FILE *stream). It can be found in <stdio.h>, and is a P...
What's best SQL datatype for storing JSON string?
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199
Certainly NOT:
TEXT, NTEXT: those types are deprecated as of SQL Server 2005 and should not ...
How do different retention policies affect my annotations?
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214
RetentionPolicy.SOURCE: Discard during
the compile. These annotations don't
make any ...
unix domain socket VS named pipes?
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108
UNIX-domain sockets are generally more flexible than named pipes. Some of their advantages ar...