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Are lists thread-safe?
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Lists themselves are thread-safe. In CPython the GIL protects against concurrent accesses to th...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
... %timeit dict(zip(df.A,df.B))
1000 loops, best of 3: 1.27 ms per loop
In [8]: %timeit pd.Series(df.A.values,index=df.B).to_dict()
1000 loops, best of 3: 987 us per loop
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Static link of shared library function in gcc
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Refer to:
http://www.linuxquestions.org/questions/linux-newbie-8/forcing-static-linking-of-shared-libraries-696714/
http://linux.derkeiler.com/Newsgroups/comp.os.linux.development.apps/2004-05/0436.html
You need the static version of the library to link it.
A shared library is actually a...
Where are the PostgreSQL logs on macOS?
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8 Answers
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show all tags in git log
...ave the following situation (assuming that it points at some commit)
35805ce <--- 5b7b4ead <=== refs/tags/A
(commit) tag A
(tag)
Please also note that "git tag -f A A" (notice the absence of options forcing it to be an annotated tag) is a noop - it doesn't ...
Filtering a list based on a list of booleans
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188
You're looking for itertools.compress:
>>> from itertools import compress
>>>...
The purpose of Model View Projection Matrix
...rstand for me..
– harikrishnan
Jun 28 '13 at 13:29
1
I have a question. If openGL using MV matrix...
How to specify function types for void (not Void) methods in Java8?
I'm playing around with Java 8 to find out how functions as first class citizens. I have the following snippet:
4 Answers
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Tool to convert Python code to be PEP8 compliant
...ere are tools which validate whether your Python code is compliant with PEP8, for example there is both an online service and a python module .
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List of encodings that Node.js supports
I need to read a file which is encoded with ISO-8859-1 (also called latin1), something like this:
2 Answers
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