Georeferencing vector PDF/SVG/DXF linework using QGIS?
Hiking & ActivitiesGeoreferencing Vector PDF/SVG/DXF Linework Using QGIS: A Human’s Guide Ever tried fitting a puzzle piece that just won’t go in? That’s kind of what it’s like working with spatial data that isn’t properly georeferenced. Georeferencing, in essence, is giving spatial data a real-world address, so it knows where it belongs on the map. It’s not
Installing/using additional Python modules with ArcPy and ArcMap
Hiking & ActivitiesSupercharge Your ArcMap Scripts: Installing Python Modules the Easy Way ArcPy is fantastic for automating GIS tasks in ArcGIS. But let’s be honest, sometimes it feels like you’re only scratching the surface, right? The real magic happens when you start adding extra Python modules to the mix. Think of it like giving your trusty Swiss
How to show cell values of raster in ArcGIS
Hiking & ActivitiesPeeking Under the Hood: Seeing Raster Cell Values in ArcGIS Raster datasets. They’re the workhorses of GIS, right? Think of them as grids, each cell holding a piece of the puzzle – elevation, temperature, land cover, you name it. But sometimes, you need to get down to brass tacks and actually see those individual cell
Problem with CRS metadata for UK Environment Agency LiDAR DSM tiles?
Hiking & ActivitiesDecoding the Mystery: When UK LiDAR Data Gets Lost in Translation (and How to Fix It) So, you’re diving into some sweet UK Environment Agency LiDAR data, ready to map floods, monitor habitats, or just geek out on terrain models. Awesome! The EA has been capturing this stuff since way back in 1998, building a
How to plot latitude and longitude stored in database on ArcGIS map
Hiking & ActivitiesTurning Database Coordinates into ArcGIS Map Magic Ever wondered how to take a bunch of latitude and longitude numbers sitting in a database and turn them into something you can actually see on a map? I mean, really see, not just a spreadsheet with a bunch of decimal points. That’s where ArcGIS comes in, and
Constructing Voronoi diagram in PostGIS
Hiking & ActivitiesConstructing Voronoi Diagrams in PostGIS: Making Spatial Analysis a Breeze Ever wondered how to divide up a map based on what’s closest to a bunch of different points? That’s where Voronoi diagrams come in handy. Also known as Voronoi tessellations (try saying that three times fast!), these diagrams are super useful for all sorts of