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GIS Basics with Quantum GIS

In several GIS training seminars I’ve used a collection of spatial data and exercises to demonstrate and practice some basic GIS operations using Quantum GIS. If you’d like to try out one of the...

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Fedora 13 and FOSS GIS: new gotchas and workarounds

With each new version of FOSS operating systems come new possibilities and new problems. Such is the case with Fedora 13. Fedora developers decided to no longer release statically compiled binaries,...

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Fastrack to FOSS GIS

Most people working in GIS aren’t computer technicians. Rather than spend time installing, configuring, or compiling software, they just want to get their maps done, and be home in time for dinner....

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QGIS on Windows with ECW

Windows users who need a full featured GIS platform can benefit from the fruits of open source software and choose Quantum GIS.  The latest version, 1.6.0, will be released in a few weeks.  And the...

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Smile, you’re on candid GPS

Every photograph is taken somewhere. With the advances in miniature GPS chips, equipping cameras with GPS capability, and implanting location data into the images should be a no-brainer. Several...

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DBF, Longevity and Logical data

The *.dbf single file database format, AKA dBase has been with us now for over 30 years. During this period software giants such as DEC (Digital Equipment Corporation) and Aston Tate have risen and...

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GRASS 6.4.1 on Scientific Linux 6.0

The latest stable release of GRASS GIS is 6.4.1. Binaries are already available for several operating systems and distros, but not yet for RHEL 6 or its clones. With the legwork done by the folks at...

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Clipping a raster with GDAL

Tim Sutton’s  excellent post from last year gives a recipe for creating a professional looking color relief background map from elevation data, and using only GDAL tools. I’d like to suggest one...

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Get your GPS locations into Spatialite

Spatialite, built on the shoulders of the popular sqlite single-file database, offers a broad feature set of GIS analysis tools. Getting data into a spatialite database is a snap when you’re starting...

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Spatialite GUI on Enterprise Linux 6 systems

Continuing my last post on using the spatialite tools and software on EL 6 and clones, here’s how I got the spatialite_gui to work. The Spatialite collection of software includes the core library,...

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