Resources for Computer Science and Engineering
Journal Articles Reference E-books Data & Statistics Dissertations and Theses Guides and Tutorials
These are collections of electronic books that can be read online.
Safari Tech Books Online 
Fully searchable ebook collections of books by publishers including O'Reilly, Pearson, Addison-Wesley, Alpha, Financial Times Prentice Hall, Cisco Press, New Riders, Peachpit Press, Prentice Hall PTR, Que and Sams.