QGIS

Ein freies Open-Source-Geographisches-Informationssystem. Erstellen, bearbeiten, anzeigen, analysieren räumlicher Information unter Windows, Mac, Linux, BSD (bald auch Android). Für Ihren Desktop, Server, im Webbrowser und als Bibliothek zur Entwicklung (www.qgis.org).
https://www.fossgis.de
https://www.fossgis.de/taxonomy/term/1

GIS lernen

http://gisgeography.com/what-gis-geographic-information-systems/

Fortbildung

http://www.gis-trainer.de/
http://www.worldcampus.psu.edu/degrees-and-certificates/geographic-information-systems-gis-masters/courses
http://www.worldcampus.psu.edu/gep?cm_mmc=GEOSPATIAL+EDUCATION+PORTFOLIO+11-12-_-Geocommunity+Online-_-Email:Paid-_-Email-Learn-More+(MIN40682)

Atlas


http://gisgeography.com/how-to-create-qgis-atlas-mapbooks/



Nice Maps

http://cargocollective.com/somethingaboutmaps/The-Driftless
http://www.spinunit.eu/portfolio/a-sense-of-place/

Shaded Reliefs

http://www.shadedrelief.com/texture_shading/
http://www.shadedrelief.com/


http://www.digital-geography.com/gis-with-javascript-tutorial-part-1/
http://www.digital-geography.com/gpx-overview-r-function-create-overview-gpx-files-using-leaflet-rgooglemaps/

Code Schnipsel


QGIS: List of Field Calculator Functions
Python: Regular expression operations



"Finden und Ersetzen" -> regexp_replace

Beispiel:


regexp_replace("filename", '.JPG','.jpg')

select features with NULL attributes in QGIS

is NULL
statt

= NULL

„extract“ z-values 

geometry: z ($geometry)

Quelle: http://isticktoit.net/?p=1359

Georeferencing vector data using QGIS and ogr2ogr

http://gisforthought.com/georeferencing-vector-data-using-qgis-and-ogr2ogr/


Labelling

CASE WHEN      $id%5    =0 THEN    "yourfield"    END
http://gis.stackexchange.com/questions/133875/how-to-label-values-every-5th-number

Expressions


http://docs.qgis.org/2.8/de/docs/user_manual/working_with_vector/expression.html


2 Kommentare:

  1. Nice post,it's very informative.i found the best information.I updated my knowledge with this blog.it can help me to crack GIS jobs in Hyderabad.

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  2. Great Article android based projects

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