The problem I have a package called strex which is for string manipulation. In this package, I want to take advantage of the regex capabilities of C++11. The reason for this is that in strex, I find myself needing to do a calculation like

x <- list(c("1,000", "2,000,000"),
          c("1", "50", "3,455"))
lapply(x, function(x) as.numeric(stringr::str_replace_all(x, ",", "")))
#> [[1]]
#> [1] 1e+03 2e+06
#> 
#> [[2]]
#> [1]    1   50 3455

A lapply like this can ... [Read more...]

In native R, the user sets the seed for random number generation (RNG) with set.seed(). Random number generators exist in C and C++ too; these need their own seeds, which are not obviously settable by set.seed(). Good news! It can be done.

pacman::p_load(inline, purrr)

rbernoulli Base R (or technically ... [Read more...]