Manifest entry Weblogic-Application-Version causes log messages not to be shown on EM 12.2.1

Rigas Papazisis Fusion Middleware, Oracle ADF, WebLogic Leave a Comment

Recently we migrated an ADF app from 12.1.3 to 12.2.1 and we faced a problem with the log messages in the application server. Specifically, the deployed application returned zero log messages when navigating to em>application>Logs>view Log messages. The log configuration and the search results are as you can see in the following screenshots:   After many checks and dummy applications …

How to use SparkR in Cloudera Hadoop

Christos - Iraklis Tsatsoulis Big Data, R, Spark 17 Comments

Suppose you are an avid R user, and you would like to use SparkR in Cloudera Hadoop; unfortunately, as of the latest CDH version (5.7), SparkR is still not supported (and, according to a recent discussion in the Cloudera forums, we shouldn’t expect this to happen anytime soon). Is there anything¬† you can do? Well, indeed there is. In this …