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Most efficient way of making an if-elif-elif-else statement when the else is done the most?
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100
The code...
options.get(something, doThisMostOfTheTime)()
...looks like it ought to be faste...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...tring columnName = String.Empty;
int modulo;
while (dividend > 0)
{
modulo = (dividend - 1) % 26;
columnName = Convert.ToChar(65 + modulo).ToString() + columnName;
dividend = (int)((dividend - modulo) / 26);
}
return columnName;
}
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Get item in the list in Scala?
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answered Feb 13 '11 at 0:59
Rex KerrRex Kerr
160k2323 gold badges302302 silver badges398398 bronze badges
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Select rows which are not present in other table
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+500
There are basically 4 techniques for this task, all of them standard SQL.
NOT EXISTS
Often fastest in Postgres.
SELECT ip
FROM ...
How to find list of possible words from a letter matrix [Boggle Solver]
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+150
My answer works like the others here, but I'll post it because it looks a bit faster than the other Python solutions, from setting up ...
Angularjs if-then-else construction in expression
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Rafael Almeida
8,10666 gold badges3939 silver badges5757 bronze badges
answered May 16 '13 at 11:16
Andre GoncalvesAndr...
How can I create a Set of Sets in Python?
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answered May 9 '11 at 0:18
a3nma3nm
7,50155 gold badges2525 silver badges3737 bronze badges
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Check if a string matches a regex in Bash script
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330
You can use the test construct, [[ ]], along with the regular expression match operator, =~, to ...
Are the shift operators () arithmetic or logical in C?
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Basically you need to either test your compiler or not rely on it. My VS2008 help for the current MS C++ compiler says that their compiler does an arithmetic shift.
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C++ Tuple vs Struct
...nchmark code and performance results collected using gcc-4.9.2 and clang-4.0.0:
std::vector<StructData> test_struct_data(const size_t N) {
std::vector<StructData> data(N);
std::transform(data.begin(), data.end(), data.begin(), [N](auto item) {
std::random_device rd;
...