Re: Get last element of a DataSe

2018-09-25 Thread Alejandro Alcalde
a:368) [info] at org.apache.flink.runtime.taskmanager.Task.run(Task.java:711) [info] at java.lang.Thread.run(Thread.java:748) It seems the problem is not with the code above, but it is caused by it, since cuts is empty. *-- Alejandro Alcalde - elbauldelprogramador.com <http://elbauldelpro

Get last element of a DataSe

2018-09-25 Thread Alejandro Alcalde
by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0 Best *-- Alejandro Alcalde - elbauldelprogramador.com <http://elbauldelprogramador.com>*

CombinableGroupReducer says The Iterable can be iterated over only once

2018-09-14 Thread Alejandro Alcalde
ouble, Double)], out: Collector[(Double, Double)]): Unit = { ??? } } Where am I transversing `in` a second time? may be is the call to `asScala`? Bests *-- Alejandro Alcalde - elbauldelprogramador.com <http://elbauldelprogramador.com>*