Just on the R mailing list, more good news for users and wannabe-users of R: R-Cookbook.com 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 […]
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 […]
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 […]
If you like, choose your favourite R mirror from the CRAN mirror list and substitute it for the http://www.sourcekeg.co.uk/cran/ 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 http://www.sourcekeg.co.uk/cran/bin/linux/ubuntu dapper/” >> […]
The most common use of this is to blur faces in photographs.
Select area, then Filters → Blur → Pixelise.