package util

Spark utilities.

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Type Members

  1. class EnumUtil extends AnyRef

  2. case class MutablePair[T1, T2](_1: T1, _2: T2) extends Product2[T1, T2] with Product with Serializable

    :: DeveloperApi :: A tuple of 2 elements.

  3. class StatCounter extends Serializable

    A class for tracking the statistics of a set of numbers (count, mean and variance) in a numerically robust way.

  4. trait TaskCompletionListener extends EventListener

    :: DeveloperApi ::

  5. class Vector extends Serializable


    (Since version 1.0.0) Use Vectors.dense from Spark's mllib.linalg package instead.

Value Members

  1. object RpcUtils

  2. object SizeEstimator extends Logging

    :: DeveloperApi :: Estimates the sizes of Java objects (number of bytes of memory they occupy), for use in memory-aware caches.

  3. object StatCounter extends Serializable

  4. object Vector extends Serializable

  5. package random

    Utilities for random number generation.

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