An introduction to Yahoo Pipes

[techpr]

Yahoo describes Pipes as “an interactive data aggregator and manipulator that lets you mashup your favorite online data sources”. But what does that mean to the rest of us? This tutorial will take you through the steps to filter the content of one RSS feed (Techmeme) so that content you may have already read isn’t included in your Techmeme feed.

More... (http://digg.com/programming/An_introduction_to_Yahoo_Pipes)