Column: Programmer's Toolbox
To AutoLISP or VBA?   1 Jan, 2001

What's the difference between AutoLISP and VBA?I want to learn how to program AutoCAD, but I'm not sure which tool to learnfirst. Which one is better?More>>

Attaching Data to AutoCAD Entity Objects   1 Nov, 2000

Do you know what differentiates AutoCAD from a drawing program of lesser value? The quick answer is AutoCAD has programming interfaces.More>>

Programming Reactors   1 Sep, 2000

Reactors are functions (program modules) that run in reaction to something going on within the system.More>>

Visual LISP System Utilities   1 May, 2000

Let's explore some of the features in Visual LISP that relate to the operating system and develop a utility for our toolbox that has been frequently requested by readers.More>>

Manipulating Attributes   1 Mar, 2000

AutoCAD drawings can contain data that can be used by other computer programs to perform a variety of tasks such as creating a bill of materials, validating a design, interfacing to a machine tool or any number of activities.More>>