srowen commented on a change in pull request #35930:
URL: https://github.com/apache/spark/pull/35930#discussion_r833314318
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File path:
streaming/src/main/scala/org/apache/spark/streaming/ui/StreamingPage.scala
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@@ -64,7 +64,7 @@ private[ui] class RecordRateUIData(val data: Seq[(Long,
Double)]) {
val avg: Option[Double] = if (data.isEmpty) None else
Some(data.map(_._2).sum / data.size)
- val formattedAvg: String = avg.map(_.formatted("%.2f")).getOrElse("-")
+ val formattedAvg: String = avg.map("%.2f".format(_)).getOrElse("-")
Review comment:
Just `.map("%.2f".format)` is fine, but doesn't matter
We could use Scala string interpolation here, which is arguably cleaner, but
this is fine.
Any other instances?
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