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Various subsystem configurations

by Anders Welén Arnold Johansson | June 2014 | Open Source

This article by Arnold Johansson and Anders Welen, the authors of WildFly Performance Tuning, talks about the various subsystem configurations available for WildFly.

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Introduction to MapReduce

by Antonios Chalkiopoulos | June 2014 | Open Source

In this article, by Antonios Chalkiopoulos, the author of Programming MapReduce with Scalding, we will take a look at the core technologies used in the distributed model of Hadoop; more specifically, we will cover the Hadoop platform and the framework it provides, the MapReduce programming model, and technologies built on top of MapReduce that provide an abstraction layer and an API that is easier to understand and work with.

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Exact Inference Using Graphical Models

by Kiran R Karkera | June 2014 | Open Source

In this article by Kiran R Karkera, the author of Building Probabilistic Graphical Models with Python, we shall employ over fully specified graphical models to various inference engines to obtain answers to the questions.

Before we start on the inference trail, we shall learn about the complexity of the inference problem. Using different types of inference is appropriate in certain contexts, and we will learn which type is applicable where, and then experiment with both approaches.

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Enterprise Geodatabase

by Hussein Nasser | June 2014 | Open Source

In this article, by Hussein Nasser, the author of Learning ArcGIS Geodatabases, introduces the concept of enterprise geodatabases, an upgraded version of a geodatabase that supports multiple user access, enhanced security, and higher availability.

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The Hunt for Data

by Nishant Shukla | June 2014 | Cookbooks Open Source

In this article by Nishant Shukla, author of the book Haskell Data Analysis Cookbook, we will learn how to use local data of different file formats and also learn how to download data from the Internet using our Haskell code.

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