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
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RcppEigen 0.3.3.9.4 on CRAN: Maintenance, Matrix Changes Eigen C++ Matrix Algebra bindings for R dirk.eddelbuettel.com/blog/2… With special thanks to Mikael Jagan for a PR improving the interface to package `Matrix` #rcpp #rstats
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RcppArmadillo 0.12.6.6.0 on CRAN: Bugfix, Thread Throttling R bindings to powerful and expressive C++ matrix library dirk.eddelbuettel.com/blog/2… New upstream bugfix releases, and new helpers to comply with the CRAN requests for OpenMP throttling in tests and examples. #rstats #rcpp
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Replying to @lballabio @debian
No, it was Sunday to Sunday. Sorry I could not swing by Milan itself. In and out via MXP was all.
qlcal 0.0.8 on CRAN: QuantLib 1.32 Updates QuantLib Business / Exchange Calendaring for R dirk.eddelbuettel.com/blog/2… #rcpp #rstats
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Congratulations. Also wrapped up for @Debian as usual and stuck into my PPA, and RQuantLib for #RStats continues to build and test unchanged. Brought to you from a rainy day in Lombardy, for once.
#QuantLib 1.32 was released today. Thanks to all contributors! github.com/lballabio/QuantLi…
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drat 0.2.4 on CRAN: Improved macOS Support, General Updates Create and manage R repositories with ease dirk.eddelbuettel.com/blog/2… #rstats
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Replying to @RandVegan
Please see the available documentation which covers this. Briefly: 1) Debian is not Ubuntu. #r2u is for #rstats on Ubuntu. 2) MSys is still Windows so no go. But many Windows users deploy #r2u via WSL2 which works very well as it is Ubuntu based.
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#r2u going strong: now over ten million packages served, including two 1.5 millions plus days last month. More about #rstats on Ubuntu with all of CRAN plus a chunk of BioConductor as binaries via `install.packages()` at eddelbuettel.github.io/r2u #r2u: Fast. Easy. Reliable.
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Replying to @dlknowles
Indeed. In 2008 I wanted to "easily" short housing, and the CME obliged later (these contracts are still thin-ish in trading). More recently this nonsense was crying for shorting. So give me the Arrow-Debreu completion promised in grad school classes! Preferably as an ETF.
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RcppInt64 0.0.3 on CRAN: Now with `nanotime` Support Convenient Integer64 conversions between R and C++ dirk.eddelbuettel.com/blog/2… #rcpp #rstats
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Replying to @dlknowles
Yes, my own case as a kid in Lower Saxony was simple too (bicycle) but I was mentioning the more recent experience as a parent here in Cook County. Worked well for us, but during runs in the area one sees lots of cars idling in school queues.
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#rstats surprise via the RSS summaries of NEWS changes:
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Replying to @dlknowles
We survived by being in walking distance to primary and middle schools, and an easy bike ride to the high school. Location. Location. Location. Oh and city designs matter.
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Code nicely abstracts away the implementation 'detail'; meat and bones of the example above is a four-line loop---thanks to the new helpers. #rstats #rcpp
Coming soon to #rstats helper package `RcppInt64`: `nanotime` helpers for to/from C++ conversion. Example showing how the 'delta' is consistently one ns across the 18 orders of magnitude range. #rstats #rcpp
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Did something change in how RSS is rendered?CRANberriesFeed takes what it gets from `diffstat` and places it into a `<pre> .... </pre>` block. Comes out right in html, and in the generated rss file. But both feedly and another RSS reader I tried garble those lines now. #rstats
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RcppInt64 0.0.2 on CRAN: Small Update Convenient Integer64 conversions between R and C++ dirk.eddelbuettel.com/blog/2… #rstats #rcpp
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And here we have Julia tweeting her newest publication without mentioning that it was in fact her senior undergrad thesis! Congratulations, again, to you and @SasslerSharon and _chapeau_ for how far you have carried it!
New research out with my coauthor/mentor @SasslerSharon in @ReadDemography! Using #PRAMS data, we investigate the association b/w state-level abortion policy hostility and unplanned births from 2012-2018 read.dukeupress.edu/demograp…
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RcppArmadillo 0.12.6.4.0 on CRAN: Another Upstream Bugfix dirk.eddelbuettel.com/blog/2… #rstats #rcpp
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Nice day for a ride. 606 and Lakefront remain jewels of the city.
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