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Open source

Resources for open source development and implementation

Process large-scale graph data with Apache Giraph, GraphLab, and other open source technology

Learn about Apache Giraph, GraphLab, and other open source systems for processing graph-structured big data. More >

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Java.next: Extension without inheritance
See how Groovy, Scala, and Clojure bolt behavior onto classes. Explore category classes, the ExpandoMetaClass, implicit casts, and protocols.
Automate and manage systems installation with Cobbler
Simplify how you set up and administer a network installation environment with Cobbler.
Simplify data access and manipulation with Doctrine 2.3, PHP, and Zend Framework
Integrate the Doctrine ORM tool with a Zend Framework application to simplify data access and manipulation.
Navigate in style with activities and icons in your Android mobile apps
Find out why the Activity class is the workhorse of your Android mobile app, then pretty-up your app's functionality by using action icons rather than word buttons for navigation.
Improve CSS development with Sass
Incorporate programming flexibility and features with Sass, a simple, elegant, and robust syntax for CSS for building manageable stylesheets.
Get started with GeoServer and its REST API
Integrate GeoServer, an open source data-management system with a full API, into your web app. Reduce your need for mundane data management code and gain a comprehensive WMS and WFS-T server at the same time.