Robb Shecter Issue #40, August 1997 How one university uses PGP and digital signatures to make its network secure. PGP and public-key cryptography are used all the time for encrypting e-mail and other kinds of messages. They can also be used in other interesting ways. This article describes two other uses for PGP and digital signatures that can help make ...

Thor Sigvaldason Issue #40, August 1997 We learn to write an application with XForms by simulating a game with 2 players and 2 actions. Last month we began this series on XForms by explaining how to install the forms library and include file. We also took a stab at programming with XForms by writing a couple of simple programs. In ...

Various Issue #39, July 1997 Our experts answer your technical questions. Changing Finger Information How can I change the “user’s name” in my finger information to a different name? For instance, how could I change my name from “Dave” to “David” ? What commands would I need to use? —David Innes You can change that information (and more) using chfn ...

Belinda Frasier Issue #39, July 1997 A report from Germany on the world’s largest computer fair. CeBIT is the world’s largest computer fair, bringing together vendors and attendees from many different countries. If you picture landscaped fairgrounds with 27 halls for vendors and even more auxiliary buildings with stores and restaurants and then add 650,000 people to the picture, all ...

Jon “maddog” Hall Issue #39, July 1997 Jon “maddog” Hall dreams up the ideal configuration for an Intel Linux system in this fantasy letter to Bob Palmer, President and CEO of Digital Equipment Corporation. Dear Bob: I have finished configuring your Intel Linux system for you. I think you will be highly pleased with the resulting capabilities. First, I split ...

Frank Pilhofer Issue #39, July 1997 Using UUDeview can relieve you of the problems associated with sending and receiving binary e-mail. When did you last send or receive an e-mail? Right. The WWW is fun to surf, but the true killer application on the Internet is e-mail. Another similarly popular service is the Usenet, where you can directly address a ...

Thor Sigvaldason Issue #39, July 1997 The XForms home page calls XForms “a GUI toolkit based on Xlib for the X Window System. It features a rich set of objects, such as buttons, sliders, and menus, etc., integrated into an easy and efficient object/event callback execution model that allows fast and easy construction of X applications.” With this first of ...

Malcolm Murphy Issue #39, July 1997 A quick look at a language designed to manipulate matrices and provide other numerical functions. For numerical computing, high level languages offer advantages over more traditional languages, such as FORTRAN or C. Built-in graphics capabilities, automatic variable typing and flexible data structures combine to provide an environment in which it is easy to develop ...

Various Issue #38, June 1997 Our experts answer your technical questions. Deleting User Accounts I want to delete a user account. But I can’t find any command to do so. Is there any utility to do so? —Harry Wong A Simple Process Many of the Linux distributions ship with a deluser or userdel command that reverses the action of the ...

John F. Bunch Issue #38, June 1997 Eliminate inconsistent behavior from your keyboard by following the instructions in this article. One of the convenient features of Linux is that the keyboard can be completely reconfigured to suit personal tastes. This feature can be a blessing or a curse when keys do not perform the same actions in all applications, but ...