on February 21, 2023
Getting wrong values trying to convert to a latitude longitude system
Geographic Information SystemsWhat is the correct format for latitude and longitude? Enter coordinates to find a place Here are examples of formats that work: Decimal degrees (DD): 41.40338, 2.17403. Degrees, minutes, and seconds (DMS): 41°24’12.2″N 2°10’26.5″E. Degrees and decimal minutes (DMM): 41 24.2028, 2 10.4418. What are the possible reasons why the coordinates appearing on your map
on February 21, 2023
New line in MapInfo SQL Select
Geographic Information SystemsHow do I add a new line in SQL select query? We might require inserting a carriage return or line break while working with the string data. In SQL Server, we can use the CHAR function with ASCII number code.We can use the following ASCII codes in SQL Server: Char(10) – New Line / Line
on February 21, 2023
OpenLayers Source – how to get Attributions
Geographic Information SystemsWhat is attribution OpenLayers? attributions1 openstreetmap22. + – Example of a attributions visibily change on map resize, to collapse them on small maps. When the map gets too small because of a resize, the attribution will be collapsed. This is because the collapsible option is set to true if the width of the map gets
on February 21, 2023
Publishing ArcGIS geoprocessing service – upload custom python modules?
Geographic Information SystemsHow do I import a module into ArcGIS Python? Procedure Open Windows Explorer, and navigate to Program Files > ArcGIS > Pro > bin > Python > envs > arcgispro-py3 > Lib > site-packages > ArcGISPro. Add the following line to the .pth file: import sys; sys.path.append(r”\\server\folder”) How do I publish a geoprocessing service in
on February 21, 2023
Can you create a borehole log with QGIS
Geographic Information SystemsWhat are the methods of borehole logging? Common borehole logging techniques such as video, resistivity, natural gamma, electromagnetic induction, 3-arm caliper, spontaneous potential, borehole deviation, and temperature can be deployed and interpreted quickly and cost effectively. What is borehole log? Borehole records are produced from a geologist’s or surveyor’s observations of the rock core extracted
on February 21, 2023
Render only features located around the the mouse cursor in QGIS?
Geographic Information SystemsHow do I control feature rendering order in QGIS? To resolve this in QGIS, choose the Layer Properties and in the Symbology tab tick the option – Control feature rendering order. Then choose the Order button…. Here you can define the order of how your map features are drawn in the map. How do I
on February 21, 2023
Seeking training plugin for QGIS？
Geographic Information SystemsHow do I download a plugin for QGIS? Plugin installation Open QGIS on your computer. Select Manage and Install Plugins… in the Plugins tab: Find the Mergin Maps plugin and click Install Plugin: Close the Plugins dialog. The plugin toolbar should appear in QGIS: TIP. If you cannot see the toolbar, ensure Toolbar is checked
on February 21, 2023
Interpolating LiDAR scattered ground data?
Geographic Information SystemsWhat is interpolation in lidar? Since, LIDAR point cloud is not equally distributed, interpolation is used to generate unknown points using the position and magnitude of the known points. A large number of interpolation techniques exist and their selection depends primarily on the nature of data. How to classify lidar data? Lidar points can be
on February 21, 2023
How can I fetch Coverage Band Details from GeoServer in OpenLayers?
Geographic Information SystemsHow to use OpenLayers with GeoServer? You will need to install GeoServer and load a new layer. Use any open data file (e.g. from your cities open data portal or the World Bank portal) for this task. Then implement a basic web map with OpenLayers and display the GeoServer layer as a Web Map Service
on February 21, 2023
Copy polyline from 2D to 3D?
Geographic Information SystemsHow do you convert 2D polylines to 3D polylines? To Convert 2D Polylines to 3D Click Modify tab Design panel Convert 2D To 3D Polylines Find. Select the polyline(s) to convert. Press Enter. How do you convert a polyline to a 3D polyline? Click the Features | Change | Change To | Polyline to