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Viewing posts for the category google maps

PostGIS, CartoDB Bounding Box Trick

Posted by: Will Cadell in mapping cartodb web development postgis google maps leaflet 2 years, 5 months ago

When pulling out CartoDB or PostGIS data into a web mapping environment like LeaftletJS or Google Maps, it is handy to know the bounding box of the data in question. The bounding box is a convenient way to ensure your data is fully visible to the user, no matter what platform they are using or how responsive the viewport is.

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Scale in a time of web maps

Posted by: Will Cadell in Open Data Cartography technology web development GIS google maps consulting Data 2 years, 9 months ago

Scale has taken on a completely new meaning for me. In my training and early career, scale referred to a conversion measurement indicating a comparison between a measurement on a paper map and a measurement in the real world. The big 'thing' about GIS was that it was scale-less; you could zoom in as much as you wanted and the map changes accordingly, amazing!

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More to maps than markers

Posted by: Will Cadell in esri user experience mapping web development code gdal postgis GIS open source tools google maps consulting leaflet 2 years, 9 months ago

Google Maps have been with us since February 2005, virtually a decade ago as I write this (expect a party on Feb 8th 2015). From their acquisitions of Where 2 Technologies and Keyhole, Google ignited a cartographic web revolution. Yes, of course there were maps on the internet pre-Google Maps, but Google brought the web map to the consumer, and has driven the expectation of location intelligence in web and mobile apps ever since.

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Better web maps with map analytics

Posted by: Will Cadell in Cartography analytics news user experience technology mapping code spatial analytics google maps leaflet 2 years, 10 months ago

Analytics are a great tool for monitoring and reporting on website traffic and user interactions. It is reasonablely expected that, as a web developer I will use analytics to better understand my users and deliver them with incrementally improving services and experiences.

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Build a better map with analytics -- video

Posted by: Will Cadell in analytics news user experience technology mapping web development spatial analytics google maps leaflet 3 years, 2 months ago

Dustin Sampson (@gridcell), one of our geospatial developers presented the core ideas behind tracking slippy map analytics at FOSS4G in September (2014, Portland). Check out his presentation here >>>

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