Re: Is it possible to run Java code on Zeppelin Notebook?

2016-11-20 Thread Felix Cheung
I think you will need to convert Java code into Scala syntax? But Scala can call into Java libraries and so on. I don't think we have an interpreter for Java since it does not come with a REPL until Java 9? From: Abhisar Mohapatra Sent: Thursday, November 17,

Re: Is it possible to run Java code on Zeppelin Notebook?

2016-11-20 Thread DuyHai Doan
Or wait for Java9, there will be a REPL for Java On Sun, Nov 20, 2016 at 11:40 AM, Felix Cheung wrote: > I think you will need to convert Java code into Scala syntax? But Scala > can call into Java libraries and so on. > > I don't think we have an interpreter for Java since it does not come with

Re: Is it possible to run Java code on Zeppelin Notebook?

2016-11-20 Thread Alexander Bezzubov
Good question :) Actually, there is a not very well known yet "hack" (I talked about it a bit on ApacheCon this year) - to run a pure Java paragraph in Apache Zeppelin - you can just use `%beam` interpreter! Beam interpreter uses Beam Java API, so you can leverage it i.e to run WEKA machine learn

Re: Is it possible to run Java code on Zeppelin Notebook?

2016-11-20 Thread Trevor Grant
+1 for sick hacks! Trevor Grant Data Scientist https://github.com/rawkintrevo http://stackexchange.com/users/3002022/rawkintrevo http://trevorgrant.org *"Fortunate is he, who is able to know the causes of things." -Virgil* On Sun, Nov 20, 2016 at 5:06 AM, Alexander Bezzubov wrote: > Good qu

Adjust Height of Data Visualization

2016-11-20 Thread s r
Hi, Sorry if I'm missing something obvious I've started using Zeppelin for data exploration and would like to have a bigger (higher) visualization widget to display more rows. Any ideas?

Re: Adjust Height of Data Visualization

2016-11-20 Thread Alexander Bezzubov
Hi, it makes sence - did you try draghing a paragraph lower right conner to adjust the output height? -- Alex On Sun, Nov 20, 2016, 16:44 s r wrote: > Hi, Sorry if I'm missing something obvious > I've started using Zeppelin for data exploration and would like to > have a bigger (higher) visual

Re: Is it possible to run Java code on Zeppelin Notebook?

2016-11-20 Thread Muhammad Rezaul Karim
Hi Alexander, Thanks for replying me. I am particularly interested in running Spark code written in Java on Zeppelin Notebook.   On Sunday, November 20, 2016 11:06 AM, Alexander Bezzubov wrote: Good question :) Actually, there is a not very well known yet "hack" (I talked about it a b

Zepelin problem in HA HDFS

2016-11-20 Thread Ruslan Dautkhanov
Running into issues with Zeppelin in a cluster that runs HA HDFS. See complete exception stack [1]. "pc1udatahad01.x.y/10.20.32.54:8020... category READ is not supported in state standby" Yes, pc1udatahad01 is a current standby, why Spark/HMS/doesn't switch over to the active one? hdfs-site.xml tha

Re: Zepelin problem in HA HDFS

2016-11-20 Thread Ruslan Dautkhanov
When I failed over HDFS HA nameservice to another namenode, Zeppelin now has the same error stack *but* for the other namenode, which now became standby. Not sure if has something to do with Spark 2.0.. -- Ruslan Dautkhanov On Sun, Nov 20, 2016 at 4:59 PM, Ruslan Dautkhanov wrote: > Running

Re: Adjust Height of Data Visualization

2016-11-20 Thread s r
I don't seem to have a resize handle on latest Firefox or Chromium . I'm using Zeppelin 0.6.1 by the way - can upgrade if needed. On Sun, Nov 20, 2016 at 5:56 PM, Alexander Bezzubov wrote: > Hi, > > it makes sence - did you try draghing a paragraph lower right conner to > adjust the output height