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How to find out the number of CPUs using python

...is not in use), multiprocessing.cpu_count() is the way to go in Python 2.6 and newer. The following method falls back to a couple of alternative methods in older versions of Python: import os import re import subprocess def available_cpu_count(): """ Number of available virtual or physical CP...
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How do I change the working directory in Python?

cd is the shell command to change the working directory. 14 Answers 14 ...
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Favourite performance tuning tricks [closed]

...n-optimal query plan Break up the Join Can you break up the join? Pre-select foreign keys into a temporary table Do half the join and put results in a temporary table Are you using the right kind of temporary table? #temp tables may perform much better than @table variables with large volum...
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How to set the current working directory? [duplicate]

... I usually use os.getcwd() first, and that shows me the format of the accepted input for os.chdir(). – Rani Kheir Apr 21 '16 at 9:22 a...
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In android studio,cannot load 2 facets-unknown facet type:android and android-gradle

... For me I went to Settings -> Plugins and de-selected Gradle then immediately re-selected it. Android Studio then asked if I wanted to enable Groovy so I said yes and let it restart and now everything is happy again! (it was checked, but clearly somewhere deep down not ...
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Sublime Text 3, convert spaces to tabs

... And this does on the entire file, and can not be done only on a selection. – not2qubit Jan 8 '18 at 17:55 ...
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How do I remove/delete a folder that is not empty?

...n I attempt to delete a folder that is not empty. I used the following command in my attempt: os.remove("/folder_name") . ...
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Deleting folders in python recursively

... Try rmtree() in shutil from the Python standard library share | improve this answer | follow | ...
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How can I find the current OS in Python? [duplicate]

...t the platform. sys.platform will distinguish between linux, other unixes, and OS X, while os.name is "posix" for all of them. For much more detailed information, use the platform module. This has cross-platform functions that will give you information on the machine architecture, OS and OS version...
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How can I find script's directory with Python? [duplicate]

... print os.path.dirname(os.path.realpath(__file__))', which is a set of commands run by a python interpreter. – Ehtesh Choudhury Jan 5 '15 at 19:50 ...