Everyone loves R markdown and Github; stories from the R Summit, day two

4D Pie Charts

More excellent talks today!

Andrie de Vries of Microsoft kicked off today’s talks with a demo of checkpoint. This is his package for assisting reproducibility by letting you install packages from a specific date.

The idea is that a lot of R packages, particularly those from PhD projects don’t get maintained, and suffer bitrot. That means that they often don’t work with current versions of R and current packages.

Since I now work in a university, and our team is trying to make sure we release an accompanying package of the data analysis steps with every paper, having a system for reproducibility is important to me. I’ve played around with packrat, and it is nice but a bit too much effort to bother with on a day-to-day basis. I’ve not used checkpoint before, but from Andrie’s demo it seems a little easier. You just add these lines to…

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