Monthly Archives: April 2011

Creating a map using the command line

Although I like to carry out GIS analyses using the command line interface (CLI), creating maps is something I still tend to do using the graphical interface (GUI). And most of the time that makes perfect sense to me, creating … Continue reading

Posted in GIS, GIS software, GRASS GIS, Uncategorized | Tagged , , , , | 1 Comment

Using OGR

One of the reasons I like GRASS GIS is that everything can be done at the command line. Of course there are other ways to do this, and one which I want to explore a bit more is the OGR … Continue reading

Posted in GIS, GIS software | Tagged , , | Leave a comment

Support the GRASS GIS Community Sprint 2011!

The GRASS GIS core development team is organizing a meeting where a group of developers and users will meet to improve the software, manuals and web site. They are seeking financial support to make this possible, see here for more … Continue reading

Posted in GIS, GIS software | Tagged | Leave a comment

Select random sample from SQLite table

I came across this post by underdark about how to select a random sample from a table in PostgreSQL. You can achieve the same (selecting 1000 random features from a table) in SQLite using something like below:

Posted in Data handling, GIS, Spatialite, SQLite | Tagged , , , , | Leave a comment

On the QGIS wiki: How do I do that in QGIS

On the QGIS wiki there is a great section with the self-explanatory title ‘How do I do that in QGIS‘. To quote from the introduction of this section, “it is intended to show how to perform basic GIS operations in … Continue reading

Posted in GIS, GIS software, QGIS | Tagged , , | Leave a comment

New version of RStudio out

There is a new version (0,93) of Rstudio out, with some nice source editor enhancements, a new Customizable Layout and Appearance option, interactive plotting and more. Check out the RStudio blog or the release notes release notes on the RStudio … Continue reading

Posted in R computing environment | Tagged , , | Leave a comment