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Mapping series – MySQL queries against latitude and longitude

15 - 02 - 20 by Phil

I’m starting this series with the simplest aspect – a MySQL query to return rows based on radius from a point. This is well trodden territory, although not always explained clearly. The maths of the query is all done for you, all you need is to decide if you are using miles of kilometres, and…

Mapping series – Working with Algolia Places address autocompletion api

15 - 02 - 2019 - 05 - 19 by Phil

For a recent mapping project I implemented Algolia Places for address autocompletion to turn an address into latitude and longitude for querying the database. In the past we’ve used Google Maps, but since this project wasn’t using Google Maps for the map display, using the Places API just for Geocoding is against their terms of use.…