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Torsion As The Rate Of Change Of An Angle

Just as we define the signed curvature of a plane curve as the rate of change of the angle through which a constant vector must be rotated to bring it...

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Mathematics Asked by user452965 on 2 years ago

Rigid foam board expansion

I’m installing extruded polystyrene rigid foam board over my exterior sheathing. I got a little behind schedule and now the temps have dropped to the 30s (Fahrenheit). Do I need...

1

Home Improvement Asked on 2 years ago

Campground sub panel grounding question

I’m involved in maintaining a small campground. Some areas are served by overhead electric and an underground services.No ground wire was ever ran or pulled from the main breaker...

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Home Improvement Asked on 2 years ago

WMTS : Convert geolocation (lat, long) to tile index, at a given zoom level?

I wanted to know how to get the indexes (x,y) of a WMTS tile for a given geolocation (latitude, longitude) and zoom level. For exemple, I have a POI located...

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Geographic Information Systems Asked on 2 years ago

How to rasterize a river vector file and merge it to another raster layer?

I got a river vector file.I want to rasterize it so that the river is 2 pixels wide.How do I achieve that in QGIS 3.2.3? When I try...

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Geographic Information Systems Asked on 2 years ago

Plot GeoTIFF using tm_rgb from R tmap package

I've exported a raster object from QGIS into GeoTIFF format and imported it into R as a raster brick using the brick() function from the raster package. The file is...

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Geographic Information Systems Asked on 2 years ago

NetTopologySuite: How to convert Polygon into LineString?

I have a load of GeoJSON which represents roads that are defined as Polygons in the data. I wish to convert them into a simpler representation so as to reduce...

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Geographic Information Systems Asked on 2 years ago

How to cut segments of a LinearRing with another Geometry using NETTopologySuite?

I have two linear rings, A (green) and B (red). I want to include all intersection points between two geometries in A. ...

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Geographic Information Systems Asked on 2 years ago

Shapefile To svg to dxf and back to shapefile

I need to edit a complex vector polygon layer based on a raster layer. It will be a lot easier for me to do the drawings in an illustration software...

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Geographic Information Systems Asked on 2 years ago

Geoserver CQL filter with many “IN” conditions

I am using Geoserver to generate colored regions on a map a wms link, CQL condition can contain a long string of "IN". Max number of INs could be up...

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Geographic Information Systems Asked on 2 years ago

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