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  2. Spatial Data File - Wikipedia

    en.wikipedia.org/wiki/Spatial_data_file

    The file format is the native spatial data storage format for Autodesk GIS programs MapGuide and AutoCAD Map 3D. As of 2014 SDF format version SDF3 (based on SQLite3) uses a single file. Prior versions of the format required a spatial index file (SIF), with an optional key index file (KIF) to speed access to the file.

  3. Shapefile - Wikipedia

    en.wikipedia.org/wiki/Shapefile

    The shapefile format is a geospatial vector data format for geographic information system (GIS) software. It is developed and regulated by Esri as a mostly open specification for data interoperability among Esri and other GIS software products . [ 1 ]

  4. Software cracking - Wikipedia

    en.wikipedia.org/wiki/Software_cracking

    Software crack illustration. Software cracking (known as "breaking" mostly in the 1980s [1]) is an act of removing copy protection from a software. [2] Copy protection can be removed by applying a specific crack. A crack can mean any tool that enables breaking software protection, a stolen product key, or guessed password. Cracking software ...

  5. Product activation - Wikipedia

    en.wikipedia.org/wiki/Product_activation

    Product activation is a license validation procedure required by some proprietary software programs. Product activation prevents unlimited free use of copied or replicated software. Unactivated software refuses to fully function until it determines whether it is authorized to fully function. Activation allows the software to stop blocking its use.

  6. Comparison of GIS vector file formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_GIS_vector...

    Shapefileopen, hybrid vector data format using SHP, SHX and DBF files (by ESRI) Spatial Data File – high-performance geodatabase format, native to MapGuide (by Autodesk ) TIGER – Topologically Integrated Geographic Encoding and Referencing

  7. AutoCAD - Wikipedia

    en.wikipedia.org/wiki/AutoCAD

    AutoCAD is a 2D and 3D computer-aided design (CAD) software application developed by Autodesk. [1] It was first released in December 1982 for the CP/M and IBM PC platforms as a desktop app running on microcomputers with internal graphics controllers. [2]

  8. Crack (password software) - Wikipedia

    en.wikipedia.org/wiki/Crack_(password_software)

    The first public release of Crack was version 2.7a, which was posted to the Usenet newsgroups alt.sources and alt.security on 15 July 1991. Crack v3.2a+fcrypt, posted to comp.sources.misc on 23 August 1991, introduced an optimised version of the Unix crypt() function but was still only really a faster version of what was already available in other packages.

  9. Autodesk - Wikipedia

    en.wikipedia.org/wiki/Autodesk

    Autodesk, Inc. is an American multinational software corporation that provides software products and services for the architecture, engineering, construction, manufacturing, media, education, and entertainment industries.