```{r setup, include=FALSE, echo=FALSE}
options(htmltools.dir.version = FALSE)
options(digits = 2)

library(knitr)
knitr::opts_chunk$set(cache = TRUE)
knitr::opts_chunk$set(tidy = FALSE, cache.extra = packageVersion('tufte'))
knitr::opts_chunk$set(comment = "")

print_file <- function(file) {
  cat(paste(readLines(file), "\n", sep=""), sep="")
}

library("arm")
library("rstan")
options(mc.cores = parallel::detectCores())
rstan_options(auto_write = TRUE)
```

This could be an appendix to the Bayes in Stan book.  It's a list of things to avoid.
