Here are several talks from PyCon 2014 I thought looked rather interesting from a research perspective:
Here’s a list of a few R tutorials (in addition to the one I wrote), which I’ve found (or look) rather useful:
Google Developers R Tutorials
A slightly Different Introduction to R
The R package ggplot2 is one of the best data visualisation tools I’ve come across, and while it simplifies generating impressive graphics, there’s still a bit you have to learn to use it. Here are a few of the posts I’ve found really handy when using this package:
I’ll try to continue updating this list as I find other good resources.