Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/17458#discussion_r108528285
--- Diff: core/src/main/scala/org/apache/spark/ui/jobs/StagePage.scala ---
@@ -103,7 +103,7 @@ private[ui] class StagePage(parent: StagesTab) extends
WebUIPage("stage") {
val taskSortColumn = Option(parameterTaskSortColumn).map {
sortColumn =>
UIUtils.decodeURLParameter(sortColumn)
}.getOrElse("Index")
- val taskSortDesc =
Option(parameterTaskSortDesc).map(_.toBoolean).getOrElse(false)
+ val taskSortDesc = Option(parameterTaskSortDesc).exists(_.toBoolean)
--- End diff --
yes, I meant the question is whether .exists is in 2.10, but I am back at a
desktop now and found it is, so no problem. That's not the issue, just, whether
it's clearer
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