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Determine if Python is running inside virtualenv
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This doesn't seem to be valid in Python 3 anymore.
– Dan P.
Apr 30 '14 at 18:49
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How do I reattach to a detached mosh session?
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What is the behavior difference between return-path, reply-to and from?
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Receiving login prompt using integrated windows authentication
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How do I set the figure title and axes labels font size in Matplotlib?
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107
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Advantages and disadvantages of GUID / UUID database keys
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How can I use PowerShell with the Visual Studio Command Prompt?
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What is the difference between the GNU Makefile variable assignments =, ?=, := and +=?
...q ($(origin FOO), undefined)
FOO = bar
endif
See the documentation for more details.
Append
VARIABLE += value
Appending the supplied value to the existing value (or setting to that value if the variable didn't exist)
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Executing command line programs from within python [duplicate]
... module is the preferred way of running other programs from Python -- much more flexible and nicer to use than os.system.
import subprocess
#subprocess.check_output(['ls', '-l']) # All that is technically needed...
print(subprocess.check_output(['ls', '-l']))
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Python if-else short-hand [duplicate]
...f you put a variable instead of 10 and it evaluates to False.
However, if more than the assignment depends on this condition, it will be more readable to write it as you have:
if A[i] > B[j]:
x = A[i]
i += 1
else:
x = A[j]
j += 1
unless you put i and j in a container. But if you show ...