ISBNdb.com project is a database of books providing on-line and remote research tools for individuals, book stores, librarians, scientists, etc. Taking data from hundreds of libraries across the world ISBNdb is a unique tool you won't find anywhere else.
Mactracker provides detailed information on every Apple Macintosh computer ever made, including items such as processor speed, memory, optical drives, graphic cards, supported Mac OS versions, and expansion options. Also included is information on Apple mice, keyboards, displays, printers, scanners, digital cameras, iPod, Apple TV, iPhone, Wi-Fi Cards/Base Stations, Newton, and Mac OS versions.
OSCON talk about the new features of MySQL Replication