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How to deep copy a list?
...jects.
See the following snippet -
>>> a = [[1, 2, 3], [4, 5, 6]]
>>> b = list(a)
>>> a
[[1, 2, 3], [4, 5, 6]]
>>> b
[[1, 2, 3], [4, 5, 6]]
>>> a[0][1] = 10
>>> a
[[1, 10, 3], [4, 5, 6]]
>>> b # b changes too -> Not a deepcopy.
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jQuery scroll() detect when user stops scrolling
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edited May 21 '14 at 6:12
answered Dec 30 '12 at 17:27
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do N times (declarative syntax)
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46
This answer is based on Array.forEach, without any library, just native vanilla.
To basically c...
Converting Long to Date in Java returns 1970
I have list with long values (for example: 1220227200, 1220832000, 1221436800...) which I downloaded from web service. I must convert it to Dates. Unfortunately this way, for example:
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How to set environment variables in Jenkins?
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answered May 16 '12 at 20:28
malenkiy_scotmalenkiy_scot
15.5k66 gold badges5757 silver badges8484 bronze badges
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Is [UIScreen mainScreen].bounds.size becoming orientation-dependent in iOS8?
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edited Oct 6 '14 at 13:15
memmons
38.7k2121 gold badges142142 silver badges179179 bronze badges
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What to put in a python module docstring? [closed]
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NAME
x - This module does blah blah.
FILE
/tmp/x.py
CLASSES
__builtin__.object
Blah
class Blah(__builtin__.object)
| This class does blah blah.
|
| Data and other attributes defined here:
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| __dict__ = <dictproxy object>
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Getting the error “Missing $ inserted” in LaTeX
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Will VousdenWill Vousden
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Why does comparing strings using either '==' or 'is' sometimes produce a different result?
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SilentGhostSilentGhost
246k5454 gold badges286286 silver badges278278 bronze badges
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How to manage local vs production settings in Django?
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In settings.py:
try:
from local_settings import *
except ImportError as e:
pass
You can override what needed in local_settings.py; it should stay out of your version control then. But since you mention copying I'm guessing you use none ;)
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