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How do you extract a column from a multi-dimensional array?
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>>> import numpy as np
>>> A = np.array([[1,2,3,4],[5,6,7,8]])
>>> A
array([[1, 2, 3, 4],
[5, 6, 7, 8]])
>>> A[:,2] # returns the third columm
array([3, 7])
See also: "numpy.arange" and "reshape" to allocate memory
Example: (Allocating a array with s...
Copying text outside of Vim with set mouse=a enabled
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answered Jan 5 '11 at 19:31
FrançoisFrançois
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Designer Added then removed by Visual Studio on load/unload
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Nathan ReedNathan Reed
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What is the difference between JavaScript and ECMAScript?
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185
ECMAScript is the language, whereas JavaScript, JScript, and even ActionScript 3 are called "dia...
How can I restore the MySQL root user’s full privileges?
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150
If the GRANT ALL doesn't work, try:
Stop mysqld and restart it with the --skip-grant-tables o...
Are unused CSS images downloaded?
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edited Jun 2 '10 at 3:50
Ash
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answered ...
LinkedBlockingQueue vs ConcurrentLinkedQueue
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5 Answers
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How to take column-slices of dataframe in pandas
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252
2017 Answer - pandas 0.20: .ix is deprecated. Use .loc
See the deprecation in the docs
.loc u...
Application auto build versioning
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+50
The Go linker (go tool link) has an option to set the value of an uninitialised string variable:
-X importpath.name=value
Set the...