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Archive for September, 2007

R: Delicious statistical-computing recipes at

Friday, September 28th, 2007

Just on the R mailing list, more good news for users and wannabe-users of R: is a new community site that offers handy R recipes. Once you register, you can post your own recipes and create a collection of your personal favorites. Looks like someone put Drupal to good use. My only quip so […]

R screencast tutorial

Friday, September 28th, 2007

Dan Goldstein has a nice R video (screencast) tutorial on Decision Science News. The topics covered in this first tutorial are the very basics. I think it’s a great idea, and I think it’s very nicely done to start explicitly step-by-step with how to download and install it in Windows, how to run it, and […]

GnuClient: faster access to XEmacs

Friday, September 7th, 2007

XEmacs is a great text editor, but it takes some time to start up. I use GnuClient to get around this problem. GnuClient opens a window that looks like a new XEmacs window, but is in fact part of a running XEmacs process. It ships with XEmacs, but you need to tell XEmacs via the […]

Installing and updating R with aptitude

Tuesday, September 4th, 2007

If you like, choose your favourite R mirror from the CRAN mirror list and substitute it for the below. The following is for Ubuntu Dapper. If you are using a different distro, replace “dapper” with the correct codename for that distro before you add it to sources.list. sudo -s echo “deb dapper/” >> […]

How to pixelise a picture area in the Gimp

Monday, September 3rd, 2007

The most common use of this is to blur faces in photographs. Select area, then Filters → Blur → Pixelise.