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Kotlin / dataframe

Structured data processing in Kotlin
https://kotlin.github.io/dataframe/overview.html
Apache License 2.0
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Added ! to DataColumnArithmetics #531

Closed Jolanrensen closed 7 months ago

Jolanrensen commented 7 months ago

Very small addition which adds !booleanColumn notation across the library similar to the other arithmetics we support.

As referenced by https://github.com/Kotlin/dataframe/issues/530.

Jolanrensen commented 7 months ago

@zaleslaw not so new :) it was used in that file before, pretty useful to be able to do + 1 on a DataColumn<Int?> :)