`groupingBy` and `Grouping` class in kotlin 1 1 looks like a kotlinlang #random

`groupingBy` and `Grouping` class in kotlin 1.1 lo...

Dmitry Kandalov

01/25/2017, 10:27 PM

groupingBy

and

Grouping

class in kotlin 1.1 looks like a good idea, do you know if it exists in libraries for java/scala/groovy?

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