Create a custom function in AutoCAD's calculator - AutoCAD Tips Blog
How to get back Dialog Box / save as window in AutoCAD FIXED Issue: Disappearance of Dialog box. When executing a command in AutoC… | Autocad, Dialogue, Get back
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AutoCAD System Variable Monitor - IMAGINiT Manufacturing Solutions Blog
AutoCAD Quick Tip – Kick start AutoCAD using the STARTUP variable!