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Function of the day

Construct the path to a file from components in a platform-independent way.

Package of the day

This package implements a data structure similar to hashes in Perl and dictionaries in Python but with a purposefully R flavor. For objects of appreciable size, access using hashes outperforms native named lists and vectors.

Question of the day

On general request, a community wiki on producing latex tables in R. In this post I'll give an overview of the most commonly used packages and blogs with code for producing latex tables from less straight-forward objects. Please feel free to add any I missed, and/or give tips, hints and little tricks on how to produce nicely formatted latex tables with R.

Recent blog posts

1 day 1 hour ago
Secret sharing time (no, not this one): my first trip to the United States was to play pinball. I'd played a lot of pinball in my youth and I thought I was pretty good. So I booked a flight to Chicago in the mid-90's (I can't remember exactly when) to compete in the PAPA World Championships ... and promptly got my clock cleaned.
1 day 5 hours ago
Thanks to everyone at the Chicago R User Group for giving me such a warm welcome for my presentation last night. In my talk, I gave an introduction to Revolution R Open, with a focus on how the checkpoint package makes sharing R code in a reproducible way easy:
2 days 6 hours ago
by Joseph Rickert

Featured How To

The following list of data sources has been modified as of 3/18/14. Most of the data sets listed below are free, however, some are not.