Free Programming Tutorials

In my last articleI showed you how XML can make life for metasearch engines so much easier.I set up a scenario where two database driven address directory sites (called"All Addresses" and"Best of Addresses")allowed access to their data through a simple query interface. But in addition to aregular search engine user interface they also returned results as an XMLformat.These XML formats then were the foundation on which I built a client side metasearchengine. After the user ent 
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