mapshaper
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mbloch
Tools for editing Shapefile, GeoJSON, TopoJSON and CSV files
Hi, I use mapshaper only * mapshaper.internal.dedupIntersections() * mapshaper.internal.ArcCollection() * mapshaper.internal.findSegmentIntersections() these 3 functions. Is it possible to make these 3 functions only build?
An example use case would be joining one layer of cities to another, where the coordinates of cities in the two datasets don't exactly match and there is no key...
## Command description Given a large Polygon or MultiPolygon split it into squares. ## Example Transform this:  into something like this:  ## How to do this without a...
## Command description Given a Polygon or MultiPolygon and a Line divide the polygon in 2 half (if the line passes through the polygon)
* To facilitate CSS/JS-targeting using ID when layers order and complement change frequently * Also easier to keep track of layers in Illustrator
[Here](https://github.com/mbloch/mapshaper/wiki/Command-Reference#options) there are some information about the `weighting` coefficient that the Visvalingam algorithm uses to do semplifications. Are there some resources that can be added to the Wiki to let...
## Problem `-verbose` flag does not show anything while using `runCommands`. ## Ideas It would be nice to add a callback to `runCommands` that is called each time a new...
The web UI creates a Zip file when exporting multiple files. This can be very slow when the files are hundreds of megabytes. OTOH, zip archives can be a convenient...
Hello, I'm new here. I have a shape-file with information about dutch roads in the Netherlands in polylines. It contains X, Y values, it's no problem getting them out of...
It's been requested to add a command that will stitch intersecting polylines together to form polygons. This will also require creating a function to close small gaps between polylines and...