Tag: how-to
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Loading non-essential data behind the scenes in Svelte
Streaming promises makes it simple to fetch data without having the page wait for non-essential data requests to complete before starting to render.
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Remove features from a map with QGIS
There are two small research islands more than 2,000km off the coast of South Africa. When mapping SA data, you generally don’t want to include them. Luckily, it is simple enough to remove the islands in QGIS.
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Creating a grid overlay for a map using QGIS
There are a number of reasons you may want to make a grid of points covering a geographic area. In my case, I wanted to work out which point in South Africa was the furthest from a police station.
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Automating data downloads from a Google spreadsheet
Downloading data from a Google Sheets is usually as easy as clicking file->Download->CSV. But sometimes you need to automate the download. Here’s how.