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Continuing the Clipper Basics column tradition, this month I'll provide a CA-Clipper style overview of the low-level file functions. These functions provide direct read/write access to DOS files from a […]

Each Xbase dialect has its unique methods of handling memo fields and Clipper 5 is no exception. One particular function in Clipper, MEMOEDIT(), is the focal point of memo use. […]

THE TEACHER THAT REALLY TAUGHT ME HOW TO write was a distinguished English instructor named Ms. Brady. I hope everyone had a teacher like Ms. Brady! Her favorite expression was, […]

3PX 3 P Software 1827 Kendrick Street Philadelphia, Penn. 19152-1829 (215) 699-0399 3 PX from 3 P Software runs the gamut. It offers Cilpper Microsoft C, and assembly edit, and […]

When you understand 1-2-3's calendar, you can create date-sensitive applications. How many days have passed since December 31, 1899? That's a tough question for most of us, but not for […]

* Nantucket Corp. 12555 W. Jefferson Blvd. Los Angeles, Calif 90066 (213) 390-7923 Clipper Tools One contains one of the most comprehensive collections of functions available to developers. Let me […]

Simple Extensions In the last few articles we've concentrated on memoedit and dbedit. These two functions greatly extend the dBASE language by allowing user interfaces that are almost impossible to […]

Many 1-2-3 calculations are based upon values that remain constant and fit neatly within a table. Say you need to calculate sales commissions, where the commission rate depends on the […]

When you're faced with a sticky calculation, how do you devise your own solution? You can start by thinking about which @functions might help you, and how those functions should […]

Vendors looking to distinguish their laser printers in a crowded market are adding RISC processors, resolution-enhancing technologies and other features at little or no extra cost to the buyer. Beyond […]

Taking their cue from the NCTM standards, three publishers release new motivating math tools Yars ago, math classes meant 25-problem worksheets in an endless stream. To be fair, some teachers […]

Imagine, if you will, a multilingual add-on library. You could use it with Clipper while your colleagues used it with Force or BASIC or FoxPro or C or some other […]

Managing Multiple Memory Variables While there are a lot of exciting new commands and functions in Foxpro and dBASE IV, I think my favorite is Foxpro's SCATTER MEMVAR [BLANK] and [...]

Home-Brewed @Functions How often have you wished for an @function to replace proprietary calculations--calculations you currently perform by using complex formulas or slow, looping macros? There was a time when […]

@FUNCTIONS FROM SCRATCH 3-2-1 Gosub Developer Edition makes it possible to create your own add-in @functions for 1-2-3. The advantages of replacing formulas with custom @functions are many: * A […]

AS HUMAN BEINGS, WE LOVE EXPRESSING our individuality. The colorful screens of WordPerfect have afforded many the opportunity to be highly expressive. While a few are content with nothing less […]

Including the fourth parameter in the LOOKUP() function causes it to perform a SEEK instead of a LOCATE, which makes LOOKUP() Rushmore optimizable... FoxPro 2.0's help system includes the following […]

Integrated Development Corp. 15 Culver Street, Suite 25 Plaistow, New Hampshire 03865 (800) 333-3429, (603) 382-1313 One problem with Clipper is that it fragments memory when storing variables. When not […]

1992: The Year of Job's NeXT Computer? Last week, Steve Jobs introduced his Next Computer. The computer--and the things Jobs said about it at the introduction--are both exciting and insightful. […]

Quattro Suffers Pesky Bugs; Borland Works on Cure SCOTTS VALLEY, Calif.--Quattro, Borland International Inc.'s challenge to Lotus 1-2-3, is beset with a number of pesky bugs, according to users of […]