Archive for: October 2015

Big Data
Using Hazelcast on Hadoop cluster with YARN
October 28, 2015
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We recently encountered the problem where a complex simulation program employing Hazelcast in-memory computation in some cases stored so much data on individual nodes that it resulted in an out of memory error. Besides the obvious solution of increasing the number of cluster nodes we decided to take advantage of the powerful resource negotiator abilities of […]
Editorial FOR BI PROS Tableau
Tableau Configuration Templates: Understanding tabadmin configure
October 24, 2015
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Tableau uses different processes on different nodes to do the magic: gateway, application servers, repository, cache servers are all having their own configuration files on different server hosts. How can tableau keep their configuration files in sync? How can you change default values or customize the service settings? Like how can I create a remote user access […]
FOR ANALYSTS FOR BI PROS FOR EVERYONE LEARN Tableau
Roll your own Tableau Live Data Connector: ODBC for BusinessObjects
October 9, 2015
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Self-service does not start at report development. With tools like Alteryx or Talend you can get and transform your data easily and produce consumable output formats for your reporting or visualization tool (yes, for Tableau). This sounds cool, but it’s still an iterative process: extract and load, then analyze. It will never be real time.  Tableau’s answer is […]
FOR BI PROS Tableau
Accessing SAP BusinessObjects from Tableau using Web Data Connector
October 1, 2015
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Regardless the sad facts I just can’t hate Business Objects. It belongs to my professional career: ugly but useful Web Intelligence reports, long running bursts for personalized mega excels – I still have nostalgic emotions. But what is bittersweet memory for me, is an everyday encounter for many of my customers. They still manage large SAP […]