Hi Marzieh, Have you ever imported `org.apache.flink.api.java.tuple.Tuple2`? It seems that you imported the wrong class. You can copy the code from here[1].
Best, Hequn [1] https://ci.apache.org/projects/flink/flink-docs-master/tutorials/datastream_api.html On Sun, Sep 2, 2018 at 1:56 PM Mar_zieh <[email protected]> wrote: > Hello > > I wrote example of "Monitoring the Wikipedia Edit Stream" in Intellij Idea, > but I got errors on "acc.f0 , acc.f1" which was like this: > > Error:(39, 28) java: cannot find symbol > symbol: variable f0 > location: variable acc of type > scala.Tuple2<java.lang.String,java.lang.Long> > > Would you please tell me how to solve this problem? > > Thank you in advance. > > > > -- > Sent from: > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/ >
