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Archive for February, 2010

How to get Emacs key bindings in Ubuntu

Tuesday, February 16th, 2010

To get the Emacs key bindings (especially, Ctrl-a to go to beginning of line, Ctrl-e to end of line) systemwide, e.g. in Firefox, you use: gconf-editor and change the setting desktop → gnome → interface → gtk_key_theme from “Default” to “Emacs”.

How not to ask a question on R-help

Friday, February 12th, 2010

One great way to get help with R is by asking a question on the r-help mailing list. More often than not I have actually figured out the answer simply by typing up the question, because that made me think more clearly about what the problem really was. The people on the list are exceedingly […]

R: loops vs apply (vectorization)

Wednesday, February 10th, 2010

A helpful article in by Uwe Ligges and John Fox in R news 2008(1), pp 46-50, about loops vs. apply was just pointed out on R-help. I’ve uploaded it here (pdf).