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Regular expression to match a word or its prefix
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Square brackets are meant for character class, and you're actually trying to match any one of: s, |, s (again), e, a, s (again), o and n.
Use parentheses instead for grouping:
(s|season)
or non-capturing group:
(?:s|season)
Note: Non-capture groups tell the engine that it doesn't need ...
In Python, how do I determine if an object is iterable?
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I've been studying this problem quite a bit lately. Based on that my conclusion is that nowadays this is the best approach:
from collections.abc import Iterable # drop `.abc` with Python 2.7 or lower
def iterable(obj):
return isinst...
How to initialize a private static const map in C++?
I need just dictionary or associative array string => int .
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How to uninstall the “Microsoft Advertising SDK” Visual Studio extension?
One of the extensions listed in Visual Studio (2012 for me) is the "Microsoft Advertising SDK for Windows 8.1". I like to uninstall extensions I don't need, but this one won't allow me. if I hover the (enabled!) button it says in a tooltip:
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What are the uses of “using” in C#?
... kokos answered the wonderful Hidden Features of C# question by mentioning the using keyword. Can you elaborate on that? What are the uses of using ?
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What is correct HTTP status code when redirecting to a login page?
When a user is not logged in and tries to access a page that requires login, what is the correct HTTP status code for a redirect to the login page?
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How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
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How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
I'd like to automate the script generation in SQL Server Management Studio 2008.
14 Answers
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How to remove an item for a OR'd enum?
...eir complement ~Q), the statement X & ~Q clears any bits that were set in Q from X and returns the result.
So to remove or clear the BLUE bits, you use the following statement:
colorsWithoutBlue = colors & ~Blah.BLUE
colors &= ~Blah.BLUE // This one removes the bit from 'colors' itself...
Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
I keep getting an error that says
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