DIGITAL LOGIC DESIGN BY MORRIS MANO :-
           LINK:- 1. https://drive.google.com/file/d/0B4ChICvNGHlfN2NmODE1NjAtZWI5Zi00MmU0LWIyMmQtOTU3ZGUyMzAwODc1/view?pli=1

2. https://dl.dropboxusercontent.com/u/76331351/E-Book%20Campaign/E-          Books/Digital%20Logic%20and%20Computer%20Design_Morris%20Mano_4th%20Edition/Digital   %20Logic%20and%20Computer%20Design_Morris%20Mano_4th%20Edition.pdf

Friends here is a link for java Text Book    :                                                                                                                                          https://docs.google.com/file/d/0BxbayAAcS8Iid1RfMFRGYklBRlE/edit
                            http://www.pdfdrive.net/java-the-complete-reference-7th-edition-wee3625514.html