Posted on February 23, 2023 (Updated on July 10, 2025)
Adding circle polygon to folium map (using OGR and Python) creates an oval – why?
Hiking & ActivitiesHow do you plot a polygon in Folium? Plotting polygons with Folium [2]: path = gpd. get_path(‘nybb’) df = gpd. read_file(path) df. head() [3]: df. plot(figsize=(6, 6)) plt. show() [5]: # Use WGS 84 (epsg:4326) as the geographic coordinate system df = df. to_crs(epsg=4326) print(df. crs) df. head() [6]: df. plot(figsize=(6, 6)) plt. show() What
Posted on February 23, 2023 (Updated on July 10, 2025)
Avoiding or dealing with “unable to save” errors in ArcGIS ModelBuilder?
Hiking & ActivitiesHow do I fix errors in ArcGIS? Errors can be corrected by making edits to the feature geometry, attribute values, network rules, or subnetwork definition. The next time the network topology is enabled or validated, the features with errors are evaluated. Dirty areas that have associated errors will remain until the error situation is corrected.
Posted on February 23, 2023 (Updated on July 10, 2025)
TIN Interpolation using a vector layer
Hiking & ActivitiesWhat is tin Interpolation? TIN Interpolation Interpolation is a method used to create new elevation points using information from a discrete set of known elevation points. The new elevation points are combined with known elevation points to create a continuous plane representing the Earth’s surface. What is the difference between TIN and IDW Interpolation in
Posted on February 23, 2023 (Updated on July 10, 2025)
How to get the source name of a feature layer
Hiking & ActivitiesWhat is the URL for ArcGIS feature layer? View a feature layer item page The portal URL for data hosted in ArcGIS is https://www.arcgis.com. To use this URL, the item must be shared publicly. How to make a copy of a hosted feature layer in ArcGIS Online? Open the map in Map Viewer Classic, click
Posted on February 23, 2023 (Updated on July 10, 2025)
Which plugin to choose in cordova for geolocation using OpenLayers3?
Hiking & ActivitiesWhat is Cordova location services? This plugin provides information about the device’s location, such as latitude and longitude. Common sources of location information include Global Positioning System (GPS) and location inferred from network signals such as IP address, RFID, WiFi and Bluetooth MAC addresses, and GSM/CDMA cell IDs. What is Cordova plugins? What is a
Posted on February 23, 2023 (Updated on July 10, 2025)
Qgis 3.0 and postgresql notify command
Hiking & ActivitiesHow to use notify in PostgreSQL? To send the notification in PostgreSQL, we have also used a pg_notify function to send notification or notification event. Pg_notify is a built-in function used to send a notification event. Pg_notify function will take the channel name in the first argument and payload string in the second argument. How