PGHACKS! Come build tech and save the world!

Posted by: Will Cadell 3 years, 11 months ago
>_ wget

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Win A Sparkgeo T-Shirt

Posted by: Will Cadell in news give away mapping 4 years, 1 month ago

We are giving away a sweet Sparkgeo t-shirt!

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Making the US Census Database Show Up On A Google Map

Posted by: Will Cadell in web development postgis Open Source Tools google maps node mapnik 4 years, 2 months ago

I wrote up how to build a US Census Tract database earlier. However, we all know that data without a way of showing it on a map, is a little sad. So I wrote up the process I used to make it all available on a Google Map. The process involves the use of PostGIS, Mapnik, Node.js and just a smidge of magic. Its a longer post, so i lumped it in with my tutorials. You can go check it out here.

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Dissecting a Web Mapping Application

Posted by: Will Cadell in consulting technology mapping web development 4 years, 3 months ago

When talking with clients there is always a turning point in my mind where their request turns from being a "Google Map" to being a "web mapping application". It is usually where data is being filtered, updataed, or when 'users' are mentioned. This a pivotal point where the project both gets more interesting, a lot more complex, and likely more expensive for the client. in this post I will take apart what a web mapping aplicatiuon actually looks like and outline some high level application considerations.

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Building a US Census Tracts PostGIS Database

Posted by: Will Cadell in postgis technology open source tools ogr2ogr 4 years, 3 months ago

This article shows how you (yes, you!) can build your very own US Census Tracts PostGIS database. I had looked over the interwebs for some time under the false assumption that someone, somewhere would have already done this, but it seems not. So this article documents my process. I am running a mac, so some things could be done faster / smarter using other technology refinements, but I have tried to keep things pretty generic for 'nix users. Windows people; you will find this process is pretty simple, I am sure you can replicate it using what you have available.

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