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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

4 hours 5 min ago
by Joseph Rickert Revolution Analytics's 2015 R User Group Support Program (RevoRUGS) begins today. Last year we provided financial support to 51 groups worldwide. That works out to be about one third of the total number of R active user groups listed in our Local User Group Directory. R User Groups Supported by Revolution Analytics in 2014
22 hours 48 min ago
The R Foundation, the Austria-based non-profit founded in 2003 to oversee the R Project, recently held leadership elections and added some new members. The new R Foundation Board is: 
2 days 4 hours ago
by Matt Sundquistco-founder of Plotly R, Plotly, and ggplot2 let you make, share, and collaborate on beautiful, interactive plots online. Let's see what we can do with the topographic data from Auckland's Maunga Whau Volcano that comes with R. Copy and paste this R code to make your first plot. The basic idea is: use ggplot2 code, add py$ggplotly() to call the Plotly API, and make an interactive, web-based plot for sharing and collaboration.

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.