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Ruby ampersand colon shortcut [duplicate]
... def to_proc
->(arr) { arr[self] }
end
end
arr = [[*3..7],[*14..27],[*?a..?z]]
arr.map &4
=> [7, 18, "e"]
Who needs arr.map(&:fifth) when you have arr.map &4?
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Check if DataRow exists by column name in c#? [duplicate]
...S_OTHERFRIEND"))
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Shorter version: if (row.HasColumnValue("US_OTHERFRIEND"))
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