minemR

Testing 3 versions on Windows, we can see that there's some performance degradation from 9001 to 9003 ``` # ‘0.61.0’ CRAN expression min median `itr/sec` mem_alloc `gc/sec` n_itr 1 rowSums...

Testing 0.62.0 from CRAN: ```{r} # [1] ‘0.62.0’ expression min median `itr/sec` mem_alloc `gc/sec` n_itr 1 rowSums 47.3µs 48.1µs 20327. 7.86KB 6.25 9759 2 rowSums2 17.5µs 18µs 53067. 7.86KB 15.9...

My work around was to use: ``` readr:::write_file_raw_(x, connection) ``` I guess that is quite bad, because the unexported function could change or be removed in next release...