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Python initializing a list of lists [duplicate]
...nge(n):
x.append([]) # appending a new list!
In [20]: x = [[]] * 4
In [21]: [id(i) for i in x]
Out[21]: [164363948, 164363948, 164363948, 164363948] # same id()'s for each list,i.e same object
In [22]: x=[[] for i in range(4)]
In [23]: [id(i) for i in x]
Out[23]: [164382060, 164364140,...
How to get a list of all valid IP addresses in a local network? [closed]
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410
Install nmap,
sudo apt-get install nmap
then
nmap -sP 192.168.1.*
or more commonly
nmap...
google protocol buffers vs json vs XML [closed]
...d Protocol Buffers.
– Paul
Jun 16 '14 at 12:33
3
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Java string split with “.” (dot) [duplicate]
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4 Answers
4
Active
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What is the difference between List and ArrayList? [duplicate]
...6
LarsH
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answered Feb 15 '13 at 20:58
ATrubkaATrubka
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putting current class as return type annotation [duplicate]
...g with Python 3.9 the warning becomes a DeprecationWarning.
In Python 4.0 this will become the default behavior. Use of
annotations incompatible with this PEP is no longer supported.
Here is an example:
In [7]: from __future__ import annotations
In [8]: class C:
...: def func(cls, ...
JavaScript click handler not working as expected inside a for loop [duplicate]
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answered May 16 '13 at 14:15
Gurpreet SinghGurpreet Singh
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Javascript/jQuery detect if input is focused [duplicate]
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4 Answers
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Eclipse : An error occurred while filtering resources
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AndreiMAndreiM
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