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Joining CSV Files in QGIS
DBF files are the other thorny issue that comes up when I’m teaching the Intro to GIS workshops with QGIS – specifically how do you create and edit them? Doing that has been pretty inconvenient in the...
View ArticleGIS Practicum and QGIS Tutorial
I recently finished running my day-long practicum this semester, Introduction to GIS Using Open Source Software, which used QGIS to introduce new users to GIS. Each participant received a printed...
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FOSS4G In Denver This Sept
I’m all set to go to FOSS4G 2011, the global conference on Free and Open Source Software for Geospatial, organized by OSGeo. The conference takes place in Denver, CO from Mon Sept 12 to Fri the 16th....
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Updates for QGIS 1.7 Wroclaw
The latest version of QGIS, 1.7 “Wroclaw” was released a few weeks ago. Some of the recent updates render parts of my GIS Practiucm out of date (unless you’re sticking with versions 1.5 or 1.6), so...
View ArticleGIS Workshops This Apr & May
This semester I’ll be teaching three workshops with Prof. Deborah Balk in spatial tools and analysis. Sponsored by the CUNY Institute of Demographic Research (CIDR), the workshops will be held on...
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Adding a Scale Bar in the QGIS Map Composer
I recently finished revisions for the next edition of the manual for my GIS workshop, and incorporated a new section on adding a scale bar in the QGIS map composer. I thought I’d share that piece here....
View ArticleNew Version of Introductory GIS Tutorial Now Available
The latest version of my Introduction to GIS tutorial using QGIS is now available. I’ve completely revised how it’s organized and presented; I wrote the first two manuals in HTML, since I wanted...
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NYC Geodatabase in Spatialite
I spent much of the fall semester and winter interim compiling and creating the NYC geodatabase (nyc_gdb), a desktop geodatabase resource for doing basic mapping and analysis at a neighborhood level –...
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Some QGIS Odds and Ends
My colleague Joe Paccione recently finished a QGIS tutorial on working with raster data. My introductory tutorial for the GIS Practicum gives only cursory treatment to rasters, so this project was...
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Update Your Links to the New Baruch Geoportal
A few weeks ago I launched a new version of our college’s GIS data repository, the Baruch Geoportal. At the back end I have a simplified process for getting data onto our server, and on the front end...
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