maps – Tarik Billa

Which geopandas datasets (maps) are available?

December 17, 2023 by Tarik

As written in the geopandas.datasets.get_path(…) documentation, one has to execute >>> geopandas.datasets.available [‘naturalearth_lowres’, ‘naturalearth_cities’, ‘nybb’] Where naturalearth_lowres: contours of countries naturalearth_cities: positions of cities nybb: maybe New York? Other data sources Searching for “germany shapefile” gave an arcgis.com url which used the “Bundesamt für Kartographie und Geodäsie” as a source. The result of using vg2500_geo84/vg2500_krs.shp … Read more

Using custom map image tiles in LeafletJS?

April 6, 2023 by Tarik

You are looking for a TileLayer. In this TileLayer, you give the URL for the to-be-fetched images to leaflet with a template like this: http://{s}.somedomain.com/blabla/{z}/{x}/{y}.png When you are at the specified zoom, x and y level, Leaflet will automatically fetch the tiles on the URL you gave. Depending on the image you want to show, … Read more

How to work with Maps in Kotlin

February 16, 2023 by Tarik

The reason for your confusion is that plus is not a mutating operator, meaning that it works on (read-only) Map, but does not change the instance itself. This is the signature: operator fun <K, V> Map<out K, V>.plus(pair: Pair<K, V>): Map<K, V> What you want is a mutating operator set, defined on MutableMap: operator fun … Read more