Articles by Matt Dowle

Behind the scenes of CRAN

December 27, 2016 | Matt Dowle

(Just from my point of view as a package maintainer.)New users of R might not appreciate the full benefit of CRAN and new package maintainers may not appreciate the importance of keeping their packages updated and free of warnings and errors. This is something I only came to realize ... [Read more...]

Red herring bites

May 6, 2016 | Matt Dowle

At the Bay Area R User Group in February I presented progress in big-join in H2O which is based on the algorithm in R’s data.table package. The presentation had two goals: i) describe one test in great detail so everyone understands what is being tested so they ... [Read more...]

Fast csv writing for R

April 24, 2016 | Matt Dowle

R has traditionally been very slow at reading and writing csv files of, say, 1 million rows or more. Getting data into R is often the first task a user needs to do and if they have a poor experience (either hard to use, or very slow) they are less likely ... [Read more...]

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