Mostly True

Technical thoughts and musings on data analysis on Azure and other topics

The real confusion bug

This is a story of a recent debugging session that ended up with discovering a bug that I just love...

Author: Mostafa Elhemali MSFT Date: 09/06/2015

Fight for your right to monkey

The gentle start to a rant... In any software system, especially but certainly not just in the...

Author: Mostafa Elhemali MSFT Date: 11/28/2014

The ultimate showdown of NoSQL destiny!

Sharks and bees and... fast Italians?! If you've been following this blog recently, you'd have...

Author: Mostafa Elhemali MSFT Date: 09/05/2014

HDInsight working with different storage accounts

Storage accounts - configured and otherwise When you create an HDInsight cluster, whether through...

Author: Mostafa Elhemali MSFT Date: 09/03/2014

More Blue Coffee - Presto on Azure

Presto! The Facebook team recently open-sourced a very cool distributed query engine that they...

Author: Mostafa Elhemali MSFT Date: 08/12/2014

Living on the edge - testing without mocking (Part 2)

The (micro-) epic continues... In the first part of this N-part series (where N may or may not equal...

Author: Mostafa Elhemali MSFT Date: 07/26/2014

Come in - have some Blue Coffee

Initial sips There's an explosion of awesome OSS projects happening in the big data analysis space...

Author: Mostafa Elhemali MSFT Date: 07/15/2014

Living on the edge - testing without mocking (Part 1)

You must be mocking me In this day & age of SaaS and everything cloud, a lot of us rarely write...

Author: Mostafa Elhemali MSFT Date: 07/04/2014

Misadventures in immutability

My infatuation Starting I think a few years ago, I began to heavily drink the immutability kool-aid....

Author: Mostafa Elhemali MSFT Date: 05/12/2014

WASB back stories: Masquerading a key-value store

There are a few excellent articles out there already that introduce the concept of Azure Blob...

Author: Mostafa Elhemali MSFT Date: 04/22/2014

On configurable code

I have a confession to make, but before I make it I want to clarify where I come from. I've been in...

Author: Mostafa Elhemali MSFT Date: 04/15/2014

Merging small files on HDInsight

The situation The following is a drammatically enhanced story inspired by true events It's weird how...

Author: Mostafa Elhemali MSFT Date: 04/10/2014

Working on Hadoop code on Windows

As a member of the HDInsight team I worked a bit on Hadoop code on Windows and contributed a couple...

Author: Mostafa Elhemali MSFT Date: 04/09/2014

Analyzing Azure Table Storage data with HDInsight

HDInsight was optimized from the start to be able to quickly analyze data on Azure's blob storage...

Author: Mostafa Elhemali MSFT Date: 04/04/2014