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Pandas groupby: How to get a union of strings
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179
In [4]: df = read_csv(StringIO(data),sep='\s+')
In [5]: df
Out[5]:
A B C
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C# Convert string from UTF-8 to ISO-8859-1 (Latin1) H
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177
Use Encoding.Convert to adjust the byte array before attempting to decode it into your destina...
How do I extract a sub-hash from a hash?
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16 Answers
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C# short/long/int literal format?
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315
var d = 1.0d; // double
var d0 = 1.0; // double
var d1 = 1e+3; // double
var d2 = 1e-3; /...
Difference between exit(0) and exit(1) in Python
What's the difference between exit(0) and exit(1) in Python?
5 Answers
5
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How do streaming resources fit within the RESTful paradigm?
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1 Answer
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LaTeX Optional Arguments
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177
Example from the guide:
\newcommand{\example}[2][YYY]{Mandatory arg: #2;
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Generate array of all letters and digits
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145
[*('a'..'z'), *('0'..'9')] # doesn't work in Ruby 1.8
or
('a'..'z').to_a + ('0'..'9').to_a ...