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How can I round down a number in Javascript?
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edited Sep 30 '19 at 10:01
Gerrit Bertier
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answe...
how to “reimport” module to python then code be changed after import
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For Python 2.x
reload(foo)
For Python 3.x
import importlib
import foo #import the module here, so that it can be reloaded.
importlib.reload(foo)
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impro...
Find which version of package is installed with pip
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As of pip 1.3, there is a pip show command.
$ pip show Jinja2
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Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nice...
What is the syntax rule for having trailing commas in tuple definitions?
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In all cases except the empty tuple the comma is the important thing. Parentheses are only requi...
How can I make a time delay in Python? [duplicate]
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13 Answers
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Add a new element to an array without specifying the index in Bash
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edited Dec 23 '09 at 9:18
answered Dec 23 '09 at 9:02
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How to convert hex to rgb using Java?
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return new Color(
Integer.valueOf( colorStr.substring( 1, 3 ), 16 ),
Integer.valueOf( colorStr.substring( 3, 5 ), 16 ),
Integer.valueOf( colorStr.substring( 5, 7 ), 16 ) );
}
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Convert pandas dataframe to NumPy array
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cs95
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answered May 5 '16 at 5:29
User456898User...
How to get the last N rows of a pandas DataFrame?
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3 Answers
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sed: print only matching group
...eplaced with the contents of the group
echo "foo bar <foo> bla 1 2 3.4" |
sed -n 's/.*\([0-9][0-9]*[\ \t][0-9.]*[ \t]*$\)/\1/p'
2 3.4
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