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Archive of posts published in the tag: Zeppelin

Dynamically loading JAR file in Zeppelin

Written on Jul, 14, 2018 by | No comments yet

Imagine that you need to load JAR file dynamically in Zeppelin working on your EMR cluster. One easy way is to deploy the file to the instance and load it from there, however, what can you do if you have almost no access…

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Generating class in Zeppelin

Written on Jul, 07, 2018 by | No comments yet

If you want to declare a class in Zeppelin and create instance of it, you might be surprised: class K defined class K classOf[K].newInstance() java.lang.InstantiationException: K at java.lang.Class.newInstance(Class.java:427) … 52 elided Caused by: java.lang.NoSuchMethodException: K.() at java.lang.Class.getConstructor0(Class.java:3082) at java.lang.Class.newInstance(Class.java:412) … 52 more What…

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