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Custom Heated Build Platform for Prusa Mendel 3D Printer 26 Apr 2013 | 02:12 am
A lot of things going on at Pentaho have kept me away from this blog in the past months, but in the meanwhile, in my spare time, I've been playing with a couple of things. I had time to pimp up my 3D ...
Programmatic roles in Mondrian 18 Sep 2012 | 07:34 pm
I often get asked how to use custom programmatic roles in Mondrian. It is actually very simple to get started. All you need is Mondrian and its dependencies, along with the following code. It happens...
A Machine That Goes Bing! 13 May 2012 | 05:44 am
Some of you might remember the famous sketch from Monthy Python's The Meaning of Life featuring the machine that goes Bing! Although its sole purpose is to go Bing!, the concept of such a machine app...
Oracle Essbase Sample.Basic on olap4j & Saiku Analytics 4 Apr 2012 | 08:20 am
The olap4j project has had a regain in momentum lately, when community contributor Mark Semsel joined the project and offered to do some work on making olap4j compatible with Oracle Essbase. This is a...
Unified DIFF from perforce changelist spec 16 Mar 2012 | 08:30 am
Because this snippet is very useful when dealing with Perforce, I thought I'd share it real quick. Ever wondered how to obtains a DIFF of a specific changelist spec? Try this. ($1 is the P4CLIENT na...
Robot 02 16 Dec 2011 | 05:30 pm
Last month, I built my second robot, which I cleverly nicknamed Robot 02. Its name stands for... well the name says it all, really. Pictured above, Robot 02 is my second attempt at building an autono...
A tale of Mondrian and real time analytics 28 Oct 2011 | 05:30 am
Back in April 2008, Julian Hyde, founder of Mondrian, extends a basic API to control the contents of member caches within the Mondrian OLAP engine. Its name, quite unsurprisingly, is CacheControl.Ther...
olap4j 1.0 is here 12 Apr 2011 | 04:01 pm
Dear olap4j community, It is with immense pride that we deliver to you today version 1.0 of olap4j. Yup. And you should be proud as well. Thanks to you and to the concerted efforts of countless colla...
Mondrian High Cardinality Dimensions Demystified 2 Mar 2011 | 06:34 am
Performance is the buzz word in Analysis these days. Real time, MapReduce, scalability. Mondrian is no exception in this trend. As the worldwide pool of data grows, our analysis software must follow i...
Welcome! 14 Feb 2011 | 06:38 am
I was searching the internet for some technical documents and stumbled on this website where the documents were behind a password prompt. What struck me is the weird password prompt, which was not the...
