(This is a follow-up to my previous post on the topic.)I was encouraged by the appearance of two R-based Scholar-scrapers, within a week of each other. One, by Kay Cichini, converts the page URLs into text mode and scrapes from there (There's a slightl... [Read more...]

A friend asked me this morning if there was a way to plot a symbol in R (as a plotting character) representing a half-filled circle. I didn't know, but I figured this out (perhaps it's demonstrated elsewhere -- the ability to use Unicode symbols was added in 2008 or so -- ... [Read more...]

(People who aren't interested in automated Markov chain Monte Carlo sampling, or have no idea what it is, should probably stop reading now.)Got an e-mail from a student trying to get the WinBUGS examples in Chapter 7 of the book to work, on MacOS under... [Read more...]