Data Science. TileDB. Open Source. Quant Research. R. C++. Debian. Linux. Adjunct Clinical Professor, University of Illinois. Lots of coffee. And some running.

Chicago, IL, USA
Joined March 2007
Thanks to @Rami_Krispin and his colleagues for having me talk #Rcpp (and #rstats) today. Slides are available at the usual spot at dirk.eddelbuettel.com/presen…
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It's not about rounding. It's about POSIXct not keeping TZ information---whereas POSIXlt does.
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It is almost blasphemy when @spotify runs an ad, and the application display only rewrites part of the previous song. Because as @mcbridesworld would ascertain (thanks for that *awesome* Jazz Night in America playlist, btw), John Coltrane did not play "Daisy Sour Cream"....
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RcppSpdlog 0.0.4 on CRAN: New upstream Modern C++ logging for R extension packages dirk.eddelbuettel.com/blog/2… #rstats #rcpp /cc @gabi_melman @vzverovich
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R^4 #31: Test your package with bleeding edge gcc-11 A recipe, and a Dockerfile and container, to test R packages against the unreleased next gcc/g++ version dirk.eddelbuettel.com/blog/2… #rstats #RockerProject @docker
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RcppTOML 0.1.7 on CRAN: g++-11 support, updates Better configuration files for humans and machines dirk.eddelbuettel.com/blog/2… #rcpp #rstats
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inline 0.3.17 on CRAN: Refactored, and new tests Inline C, C++ and Fortran programs with ease in your R code dirk.eddelbuettel.com/blog/2… Now with much improved ability to store and reload compiled C functions thanks to @JohannesRanke #rstats
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Here is a 'peek' recording of that demo (w/o middle cmd for brevity / gif size limit): $ docker run --rm -ti rocker/r-bspm:20.04 # apt update -q # R > install.packages("tidyverse") # 86 secs > library(tidyverse) #rstats
And the 'live demo' was (in rocker/r-bspm:20.04) $ apt update -q; apt upgrade -y $ R > install.packages("tidyverse") which goes in two+ minutes from 'empty' Ubuntu 20.04 with R to tidyverse installed with 100 packages. And no tears. See slides. #rstats
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GIF