Monthly Archives: February 2011

Finding and renaming long file names with R

Posted on February 28, 2011 by

I have never given it a though, but there is apparently a limit to the length of file names that can be handled by Windows Explorer of Windows XP. I found out when trying to copy my Zotero folder to … Continue reading →

Posted in R computing environment | Tagged , , , , | 2 Comments

Using the GRASS command g.mlist in R

Posted on February 23, 2011 by

In this post I was trying to find a way to get a list of GRASS data layers in R. The problem is running the GRASS function ‘g.list’ from R (using system or execGRASS from the spgrass6 package) gives a … Continue reading →

Posted in Data handling, GIS, GRASS GIS, R computing environment | Tagged , , | Leave a comment

Using the GRASS command g.list in R

Posted on February 23, 2011 by

Running grass commands within R is easy using either the system function or the spgrass6 package. But sometimes the GRASS outputs are not easy to read into a data frame or vector. For example, what if you want a vector … Continue reading →

Posted in Data handling, GIS, GRASS GIS, R computing environment, Uncategorized | Tagged , , , , | 1 Comment

A concatenate function on steroids for OpenOffice calc

Posted on February 16, 2011 by

In OpenOffice / LibreOffice Calc, you would normally use CONCATENATE to combine strings from different cells, like in the example below:

Posted in Data handling, LibreOffice / OpenOffice | Tagged , , | 8 Comments

Finding the code for a ‘hidden’ function in R

Posted on February 3, 2011 by

If you want to understand what a certain function is doing, or you want to adapt it, you can type in the function without bracket on the command line. However, sometimes functions are ‘hidden’.

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