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What is the difference between shallow copy, deepcopy and normal assignment operation?
...inal.
Here's a little demonstration:
import copy
a = [1, 2, 3]
b = [4, 5, 6]
c = [a, b]
Using normal assignment operatings to copy:
d = c
print id(c) == id(d) # True - d is the same object as c
print id(c[0]) == id(d[0]) # True - d[0] is the same object as c[0]
Using a shall...
TypeScript static classes
...
Fabio Milheiro
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answered Nov 3 '12 at 19:24
MarcusMarcus
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Render HTML to PDF in Django site
...
'mytemplate.html',
{
'pagesize':'A4',
'mylist': results,
}
)
The template:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
...
How do I write unit tests in PHP? [closed]
...
TillTill
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What's the cleanest way of applying map() to a dictionary in Swift?
...
Swift 4+
Good news! Swift 4 includes a mapValues(_:) method which constructs a copy of a dictionary with the same keys, but different values. It also includes a filter(_:) overload which returns a Dictionary, and init(uniqueKeysWi...
How to dynamically create a class?
... Termininja
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answered Oct 5 '10 at 9:06
danijelsdanijels
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Django TemplateDoesNotExist?
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answered Dec 18 '09 at 4:54
Joshua PartogiJoshua Partogi
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Permutations in JavaScript?
... |
edited Feb 6 '15 at 2:44
rgajrawala
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answered ...
Unit testing that events are raised in C# (in order)
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David Hall
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answered Oct 30 '08 at 1:45
Andrew StapletonAndrew Stapleton
...
Set breakpoint in C or C++ code programmatically for gdb on Linux
... |
edited Jun 17 '15 at 14:39
Antoine Pietri
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answered Dec 1 '10 a...