Safari Tech Books Online is the premier electronic reference library for programming and IT students and professionals. It provides access to the electronic versions of a broad range of technical books from leading publishers. Unlike an online bookstore, with Safari Tech Books Online you can search the electronic versions a broad range of the best tech books from leading publishers simultaneously, online. You can search the entire library in a matter of seconds to pinpoint precisely the piece of information or code fragment you need. Users can even filter searches to include "code fragments only." Safari Tech Books Online is also a great compliment to print books on a physical bookshelf. It's great that the books have indexes, but the index to one book can't remind you that the example you're trying to recall is actually in another. Safari's multi-book search will find the book you need. You can then use that book in printed form, online, or both.