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How do I compare two strings in Perl?
How do I compare two strings in Perl?
6 Answers
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Get the last non-empty cell in a column in Google Sheets
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Why should I avoid using Properties in C#?
In his excellent book, CLR Via C#, Jeffrey Richter said that he doesn't like properties, and recommends not to use them. He gave some reason, but I don't really understand. Can anyone explain to me why I should or should not use properties?
In C# 3.0, with automatic properties, does this change?
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Apply multiple functions to multiple groupby columns
The docs show how to apply multiple functions on a groupby object at a time using a dict with the output column names as the keys:
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How to Right-align flex item?
Is there a more flexbox-ish way to right-align "Contact" than to use position: absolute ?
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Pointers in Python?
I know Python doesn't have pointers, but is there a way to have this yield 2 instead
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Curious null-coalescing operator custom implicit conversion behaviour
Note: this appears to have been fixed in Roslyn
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Asking the user for input until they give a valid response
I am writing a program that accepts an input from the user.
21 Answers
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How do I pass a unique_ptr argument to a constructor or a function?
I'm new to move semantics in C++11 and I don't know very well how to handle unique_ptr parameters in constructors or functions. Consider this class referencing itself:
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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
There is no day on SO that passes without a question about parsing (X)HTML or XML with regular expressions being asked.
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