In this article i want to show you how you can build your own Mapnik stylesheet for displaying any data from PostgreSQL/PostGIS. The Mapnik Stylesheet XML can be used for a tile-server with your custom style.
Inspired by Aaron Parecki and who he has been tracking his location since 2008 with an iPhone app and a server side tracking API i decided to go for a similar approach.
I wanted to track my position constantly with my Android smartphone and use the data to display a map with all locations i have ever been to.
Volunteering offers a good opportunity to develop personally and professionally. You can also get involved in a good cause. You can later pack the projects into a pretty portfolio and thus stand out from the competition with extra points when applying.
For all those who do not yet know the relevant contact points for current satellite images, there are a few links here where you can download satellite images from around the world, mostly free of charge.