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Determine if Python is running inside virtualenv

...o the virtual environment, and sys.base_prefix is the prefix of the system Python the virtualenv was created from. The above always works for Python 3 stdlib venv and for recent virtualenv (since version 20). Older versions of virtualenv used sys.real_prefix instead of sys.base_prefix (and sys.real_...
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How do I install Python packages on Windows?

I'm having a hard time setting up python packages. EasyInstall from SetupTools is supposed to help that, but they don't have an executable for Python 2.6. ...
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Determine file creation date in Java

...s not available on JDK 8 (at least) since statx syscall was added in newer Linux kernel version. – St.Antario Dec 27 '18 at 13:10  |  show 1 m...
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Should all Python classes extend object?

... In Python 2, not inheriting from object will create an old-style class, which, amongst other effects, causes type to give different results: >>> class Foo: pass ... >>> type(Foo()) <type 'instance'> v...
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What is the difference between '/' and '//' when used for division?

Is there a benefit to using one over the other? In Python 2, they both seem to return the same results: 13 Answers ...
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What is the difference between Python and IPython?

What exactly is the difference between Python and IPython ? 7 Answers 7 ...
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Can you add new statements to Python's syntax?

Can you add new statements (like print , raise , with ) to Python's syntax? 13 Answers ...
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How to get the current time in milliseconds from C in Linux?

How do I get the current time on Linux in milliseconds? 6 Answers 6 ...
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How do SO_REUSEADDR and SO_REUSEPORT differ?

...lly watchOS). To my best knowledge they all behave exactly as macOS does. Linux Linux < 3.9 Prior to Linux 3.9, only the option SO_REUSEADDR existed. This option behaves generally the same as in BSD with two important exceptions: As long as a listening (server) TCP socket is bound to a speci...
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Java “Virtual Machine” vs. Python “Interpreter” parlance?

It seems rare to read of a Python "virtual machine" while in Java "virtual machine" is used all the time. 13 Answers ...