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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

8 hours 42 min ago
Hadley Wickham's dplyr package is a great toolkit for getting data ready for analysis in R. If you haven't yet taken the plunge to using dplyr, Kevin Markham has put together a great hands-on video tutorial for his Data School blog, which you can see below.
3 days 11 hours ago
I think I may be one of the few kids that actually liked the ET: The Extra-Terrestial game for the Atari 2600. Sure it was frustrating, but so were most games of the era, and at least it wasn't a disappointing "recreation" of one of my arcade favourites.
3 days 12 hours ago
The militarization of local police departments here in the US has been much in the news lately, and the New York Times published in June an in-depth article on how materiel from wars has ended up in the hands of US counties.

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.