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AutoLISP is a small, dynamically scoped, dynamically typed Lisp language dialect with garbage collection, immutable list structure, and settable symbols, lacking in such regular Lisp features as macro system, records definition facilities, arrays, functions with variable number of arguments or let bindings.
AutoCAD supports a number of APIs for customization and automation. These include AutoLISP, Visual LISP, VBA, .NET and ObjectARX. ObjectARX is a C++ class library, which was also the base for: products extending AutoCAD functionality to specific fields; creating products such as AutoCAD Architecture, AutoCAD Electrical, AutoCAD Civil 3D
SolveSpace v3.0 is able to export 2D sketches and surfaces into DXF/DWG (AutoCAD version 2007), PDF, SVG, EPS, and HPGL file formats. Wireframes can be exported as DXF and STEP files. Polygon meshes can be exported as STL and Wavefront OBJ ; NURBS as STEP .
Lisp was originally implemented on the IBM 704 computer, in the late 1950s.. The popular explanation that CAR and CDR stand for "Contents of the Address Register" and "Contents of the Decrement Register" [1] does not quite match the IBM 704 architecture; the IBM 704 does not have a programmer-accessible address register and the three address modification registers are called "index registers ...
IIRC, in AutoLISP of AutoCAD 10, the form (lambda (x) (princ (b x))) returns the list ((x) (princ (b x))), which can then be called as a function. If you quote the whole thing, then the lambda symbol is left in the list; is the result still callable? I hope someone with recent AutoLISP experience can clarify these points.
Republican lawmakers on Tuesday grilled FEMA Administrator Deanne Criswell on her agency's handling of hurricane recovery efforts, including about allegations of political bias. The two House ...
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The CBS drama “Blue Bloods" will end Friday, December 13, after 14 seasons. Here's info on the series finale, including how to watch and stream the episode.