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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

11 hours 42 min ago
by Michael Helbraun The software business includes travel, and that means hotels.  The news that Marriott was acquiring Starwood was of particular interest to me – especially since more than 75% of my 95 nights so far this year on the road have been spent with one of those two companies.
1 day 6 hours ago
In the latest update released on November 20, PowerBI has added support for R. The desktop edition of Microsoft's data visualization and reporting tool now allows you to run an R script to generate data; the resulting data frames from the script can then be used for data visualization or any other activities within Power BI.
4 days 8 hours ago
A few years ago, we shared a video on how the vertical scanning in digital cameras can distort fast-moving objects like fans and propellers. For example, the rotors in this digital photo of a drone are, in fact, perfectly straight:

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.