gleitz
recommended this
This website, of questionable legality, is a veritable treasure trove of Computer, Information Technology, and Programming e-Books, available in pdf and chm format. There is an RSS feed of the newest books and also a search feature.
Titles such as: "Computational Differential Geometry Approach to Grid Generation," "JavaScript 2.0: The Complete Reference," and "PayPal Hacks"
Try before you buy?