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Find most frequent value in SQL column
...y_table`
GROUP BY `column`
ORDER BY `value_occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
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Split column at delimiter in data frame [duplicate]
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How does one generate a random number in Apple's Swift language?
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Swift 4.2+
Swift 4.2 shipped with Xcode 10 introduces new easy-to-use random functions for many data types.
You can call the random() method on numeric types.
let randomInt = Int.random(in: 0..<6)
let randomDouble = Double.random(in: 2.71828...3.14159...
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Is it better in C++ to pass by value or pass by constant reference?
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10
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What does @: (at symbol colon) mean in a Makefile?
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It means "don't echo this command on the output." So this rule is saying "execute the shell command : and don't echo the output.
Of course the shell command : is a no-op, so this is saying "do nothing, and don't tell."
Why...