case classHashMap[T, N](map: scala.collection.mutable.HashMap[T, N])(implicit evidence$1: Numeric[N]) extends Product with Serializable
mutable.HashMap with an overriden, elided toString method. Useful for HistogramParam to avoid the Spark
UI printing a bunch of huge HashMap toStrings of intermediate, per-task values.
Linear Supertypes
Serializable, Serializable, Product, Equals, AnyRef, Any
mutable.HashMap with an overriden, elided toString method. Useful for HistogramParam to avoid the Spark UI printing a bunch of huge HashMap toStrings of intermediate, per-task values.