Buy our books on-line through http://www.bookworld.com.hk
Buy our books on-line through http://www.bookworld.com.hk
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Second-hand Computer Books
Contact usVisual-DATA Bookstore is an expert for providing books and CD-ROMs for the computer professional. We at Visual-DATA have all publishing to meet your growing need for quick access to the most complete and accurate computer information available. Our books work the way you do. They focus on accomplishing specific tasks.
The listings in our bookstore cover the entire spectrum of computer- related subjects including:
Usually, this section provides information to our customers. You may also check new information in the following newsgroups : hk.comp.pc and hk.comp.mac .
| Language | Pros | Cons | Target Users | Learning Curve |
|---|---|---|---|---|
| ActiveX | High speed of native compiled code. | Lacks Java's runtime security and multiplatform portability. | Windows application developers | Easy for experienced Windows software developers. |
| Java | Extensive class libraries; strong intrinsic security; high performance; broad portability. | Security features prevent you from writing to local disk files. | Programmers | Easy for C++ programmers. |
| JavaScript | Easy to embed in HTML pages; easier to learn than Java for novice users. | Lacks Java's full object capabilities, strong data typing, and exception handling; can't write to local disk files. | HTML authors | Easy for VB programmers. |
| VB Script | Easy to embed in HTML pages; benefits from user familiarity with VB; shares BASIC's easily readable syntax. | Lacks Visual Basic's object features; can't use local disk files. | HTML authors; others using VB Script-enabled applications or future "information appliances" | Easy for VB programmers. |
After you register with us, we shall be able to send information about the new titles to you by E-mail at once. This type of identification data is just used for our marketing purposes. You may omit your real name (or just input as Mr. Chan) if you do not want to give it to us.
Please fill in the following form if you wish to order book(s) from Visual-DATA. Use the form again if you want to order more than one book. Provide as much information as possible to us. We will quote the price to you as soon as possible, probably in about 1-2 days.
The second-hand computer book listing is stored in the compressed file "2nd_hand.exe". You may download it by yourself. Extract the Excel file 2nd_hand.xls by typing 2nd_hand at a DOS prompt. It is recommended to put the file in a separate directory. The service charge for each second-hand book is HKD40. Our exchange rate for US dollar is USD1.00=HKD7.74
For further information, you are welcome to contact us:
