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Tooling
2 votes
4 replies
752 views

I want to transition from Google Maps to OpenStreetMap and overwhelmed by the number of library options out there. What is the difference between leafletjs, MapLibre, MapBox, OpenFreeMap, OpenTiler, ...
Score of 4
1 answer
193 views

I'm trying to create a pacific-centric Robinson projection with ggplot. When I add the layer for the border to the map, the lines didn't show at the edges but instead appeared in the middle. I think ...
Score of -1
1 answer
103 views

I have a map of objects, and I want to filter the objects into a new map based on another variable. I think this should be fairly simple, but I get an error when using merge (which I assumed would be ...
Advice
0 votes
5 replies
139 views

As the title says, how can i convert a value that i have from a longitude or latitude from degrees to meters ? The task is basically to calculate MAE errors for x,y,z of trajectory prediction, MAE Z ...
Score of 2
2 answers
159 views

I hosted my DisplayMap.php script on a WEB site to display a Google Map with a specific latitude / longitude / zoom, supplied as parameters: <!DOCTYPE html> <head> <meta http-equiv=&...
Score of 1
1 answer
107 views

When I use ggplot to plot CMIP6 data, I need to convert the longitude from 0-360 to -180-180, but a blank line appears at the 0°. How can I fix this? library(ggplot2) library(raster) library(...
Score of 0
0 answers
41 views

I am trying to use OSMDroid v6.1.20 to display maps from a SQLite database using the EPSG:4326 tile system. I know OSMDroid supports EPSG:3857 out of the box, but you can subclass the TileSYstem ...
Tooling
1 vote
2 replies
107 views

Apple maps on mobile has amazing street detail right down to bus stops and road lines, plus accurate street and pavement widths: Interestingly though when using the Web API for Apple Maps I can't see ...
Score of 7
2 answers
182 views

I am working on highlighting groups of counties within Ohio and while I am happy with where I have ended up overall, I have one aesthetic issue I cannot seem to solve. Goal: Map of Ohio with grouped ...
Score of 0
0 answers
129 views

I have a requirement where I need to add labels to the "Filled map" in power BI. I have found various ways to add labels to "Bubble map" but, I want to add labels to the "...
Score of 0
1 answer
280 views

I’m trying to set up OSRM with the latest India map (india-latest.osm.pbf). My system specs are: RAM: 32 GB CPU: Intel i7 11th Gen (8 cores / 16 threads) When I try to extract the map (osrm-extract), ...
Score of 1
0 answers
112 views

I want to create an nftables filter rule that drops traffic where the source and destination address are equal. Nftables only allows to compare addresses against constants or sets/maps. So I tried to ...
Score of 1
0 answers
245 views

Problem: I’m integrating the Google Navigation SDK for Android into a Flutter app using Kotlin module. Navigation starts fine, but after 5-15 minutes in navigation, the blue arrow stops rotating with ...
Score of 0
2 answers
156 views

I have a Flutter app where I want to let the user choose which installed app (Google Maps, Uber, Ola, Apple Maps, etc.) should open for navigation. Currently, my code directly opens Apple Maps on iOS ...
Score of 1
1 answer
83 views

I have very large Geotiff Files (.tiff) for Flood Data - $ gdalinfo flood_probability_2023-09-25_88.19823706960149_24.314907220056885.tif Driver: GTiff/GeoTIFF Files: flood_probability_2023-09-25_88....

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