Disco is an open-source implementation of the Map-Reduce framework for distributed computing.

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ActiveRDF is a library for accessing RDF data from Ruby programs.

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MapReduce is a programming model and an associated implementation for processing and generating large data sets. Users specify a map function that processes a key/value pair to generate a set of intermediate key/value pairs, and a reduce function that merges all intermediate values associated with the same intermediate key.

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The examples below demonstrate inline CSS Sprites2, the technique we'll be covering in this article

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Revactor is an application framework for Ruby which uses the Actor model to simplify the creation of high-performance network services.

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