Whatever you call it--an online auction house, the world's largest flea market, or a vast social experiment--no metaphor completely describes the huge trading c

Presents a collection of tips and techniques for getting the most out of eBay.

If you've bought or sold items through eBay, or through hundreds of other online sites, then you're familiar with PayPal, the online payment service. With PayPa

This book "takes you to the next level in Internet data retrieval by showing you how to create and deploy spiders and scrapers to retrieve and work with informa

Want to calculate the probability that an event will happen? Be able to spot fake data? Prove beyond doubt whether one thing causes another? Or learn to be a be