Note to self – Remember to serialize R objects as RDS files when it makes sense. Importing Stata data into R The European Social Survey recently announced that it had added Round 7 of its survey to its cumulative dataset, which can be downloaded in CSV, SPSS or Stata format. While my ... [Read more...]

This note explains to compile Hadley Wickham’s ggplot2 book on Mac OS. This guide has 8 steps. If you have already installed R and RStudio, you should be able to get through Steps 1-4 very quickly. Similarly, if you use Git, Steps 5-6 should also be very straightforward. The longest ... [Read more...]

My collection of R notes is now slightly over one year old. This note reflects on how useful the exercise of blogging about R has been so far, and answers some of the questions that I have received about it. Blogging about R I created my collection of R notes ... [Read more...]

This note is a follow-up to the previous one. It shows how to use student-submitted keywords to find clusters of shared interests between the students. Dear students If you enjoyed my previous note, this one might also entertain you. And since your real first names are used in the data, ... [Read more...]

This post is addressed to the GLM Fall 2016 students who are currently taking my Statistical Reasoning and Quantitative Methods course at Sciences Po in Paris. Dear students Since you are going to learn a lot of statistical computing/programming this semester, I thought it would be a good idea to ... [Read more...]

Inspired by the awesome R list that I mentioned a few months ago, I have started the awesome-network-analysis list, which features a large section on R packages. Building a list specifically dedicated to network analysis presents the opportunity to ci... [Read more...]

This note is a shameless plug demo of the ggnetwork package, which provides several geoms to plot network objects with ggplot2, and which just got published on CRAN. See the package vignette for a more detailed guide to its functionalities. Our example data is the most recent version of the ... [Read more...]