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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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A comma-separated values (CSV) file stores tabular data (numbers and text) in plain-text form.
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For questions about Version 3.0 of QGIS
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a proprietary data format created by ESRI.
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Desktop GIS software system sold by Pitney Bowes Software.
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pgRouting extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality.
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used by database programmers to process individual rows returned by database system queries.
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A tool in some GIS software programs for performing algebraic operations on rasters.
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To combine two or more parts into a larger whole.
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Google's cloud computing platform for geospatial data & analysis at
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Aligning geographic data to a known coordinate system so it can be viewed, queried, and analyzed with other geographic data.
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Use when converting street addresses into spatial data that can be displayed as features on a map, by a reference dataset or locator.
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an open source command line utility popular for converting to and from various vector spatial data formats.
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when asking questions related to where features overlap.
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an Open Source platform for publishing spatial data and interactive mapping applications to the web.
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A collection of image files each containing a section of a map, or remote sensing scene.
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about one of the versions of the ArcGIS Pro application of ArcGIS Desktop
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An object-oriented cross-platform programming language developed by Sun Microsystems.
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when ArcGIS 9.3 is the version you are using from the ArcGIS platform.
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The process of connecting two or more datasets based on common attribute values. For spatial joins there is a separate tag.
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Version 2.7 of the Python programming language
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Questions seeking software recommendations are better asked at the Software Recommendations Stack Exchange.
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An extension to ArcGIS for Desktop and Server which adds functionality for analyzing networked data, particularly for road and transport networks.
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Angular geographic coordinates that specifying the north-south and east-west positions of locations.
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when ArcGIS 10.4 is the version you are using from the ArcGIS platform.
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Notification messages shown when software fails. Try to use tags for more specific error messages whenever possible.
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The estimation of values at unsampled points based on known values of surrounding points.
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Version 2.0 of QGIS (previously Quantum GIS) also referred to as 'Dufour'
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LIDAR (Light Detection and Ranging or Laser Imaging, Detection and Ranging) is an active optical remote sensing technology that measures properties of scattered light to find range and/or other inform…
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an ETL (Extract Transform Load) tool by Safe Software. It reads and writes a wide range of data formats and services. Loaded with tools for manipulation of vector,…
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a database schema designed by ESRI for managing feature classes, versioning, topology, networks, terrains and other Esri application specific storage requirements.
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A company that creates different tools for styling and deploying maps as well as providing services for hosting maps
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Performance concerns how effectively a computing system uses resources.
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The description of the types of features included in a map, usually displayed in the map layout.
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an XML schema specified by the Open Geospatial Consortium (OGC) for describing the appearance of map layers.
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when asking questions about a representation of a real-world objects on a map.
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Questions related to GIS objects that have three dimensions.