Category: Geographic Information Systems

GeoServer 2.9.2 does not update Bounding Box after layer shapefile is generated second time

What is URI in GeoServer? A workspace is defined by a name and a Namespace URI (Uniform Resource Identifier). The workspace name is limited to ten characters and may not contain space. A URI is similar to a URL, except URIs do not need to point to a actual location on the web, and only

Downloading OpenStreetMap data for one state of USA?

Can you download OpenStreetMap data? It is possible to download map data from the OpenStreetMap dataset in a number of ways. The full dataset is available from the OpenStreetMap website download area. It is also possible to select smaller areas to download.  How do I download OSM road data? Download Directly from OSM Simply go

When digitizing, objects are not saved well

What is hard copy digitizing? Digitize means converting hardcopy originals into an electronic file format that can be saved, edited, and shared. Often, digitizing documents includes storage in an electronic document management system (DMS) which only permits access to documents by authorized users. What is the difference between scanning and digitizing? While both convert hard

How is Topographic Position Index calculated?

It is calculated by subtracting the mean elevation of the 8 surrounding cells from the central location’s elevation (1-pixel radius = a central points 8 immediate neighbours).  How does Arcgis calculate topographic position index? A Topographic Position Index can be used to determine ruggedness of terrain. The TPI can be calculated by comparing each cell

OpenLayers doesn’t proxy WMS requests to Geoserver

How to use OpenLayers with GeoServer? Create OpenLayers application Create a www/vectortiles directory inside your GeoServer Data Directory. Download the latest version of OpenLayers. Extract the following files to from the downloaded archive to the directory created in step 1: In a text editor, create a new file with the following content: What is OpenLayers

Open Source online software for making maps and displaying data?

What is the best free map making software? Table of Contents My Maps by Google. Visme. Mapme. ZeeMaps. Scribble Maps. OnePlace. Inkarnate. Is ArcGIS online free? Subscribe now to access the full potential of ArcGIS Online! You can use it on its own or expand your work using other ArcGIS products. The work you do

Unable to connect to the remote server

How do I fix unable to connect to remote server? Now that you know the potential causes, let’s explore a few fixes you can follow to resolve this error on your PC. Enable Remote Desktop on Your PC. Check Your Firewall Rules. Change Your Network Profile. Reset the Remote Desktop Connection Credentials. Add the Remote

Using Custom Regions in Excel 3D Maps

Custom Regions in 3D Maps in Excel: Importing Custom Regions To import custom regions from a kml or shp file into 3D Maps, click the “Home” tab of the Ribbon in the 3D Maps window. Then click the “Custom Regions” button in the “Map” button group to open a “Manage Custom Region Set” dialog box.Oct

XYZ Layer in OpenLayers has missing tiles

How do I install XYZ tiles? Quote from video: But we need to add it. First. So if we right click on xyz tiles we'll get an option that says new connection select that and a new window will open asking for some connection. Details. What is XYZ tile layer? What are XYZ tile layers?

Converting big GeoTIFF file into JPEG

How do I convert a large TIFF file to JPG? Quote from video: The file is opened in paint go to the file menu. Select save as and click on the JPEG. Picture option from the menu choose the desired location on your computer enter. How do I convert GeoTIFF to JPG? Using Global Mapper

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