A new version 0.4.9 of RQuantLib reached CRAN and Debian. It completes the change of some internals of RQuantLib to follow suit to an upstream change in QuantLib. We can now seamlessly switch between shared_ptr from Boost and from C++11 – L... [Read more...]

The prominent conference R/Finance, held annually in Chicago, had a great program yesterday and today. As I wrote following last year’s conference, the organizers were criticized for including no women in its speaker lineup. The problem was that no women had submitted papers for consideration; no input, thus ... [Read more...]

The creation of this blog post was prompted by this tweet, asking an age-old question: @spacemacs— Bruno Rodrigues (@brodriguesco) May 16, 2019 This is actually a very important question, that I have been asking myself for a long time. An IDE, and plain text editors, are a very important tools to anyone ... [Read more...]

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It has been a long time coming, but my R package panelr is now on CRAN. Since I started work on it well over a year ago, it has become essential to my own workflow and I hope it can be useful for others. panel_data object class One key ... [Read more...]

The creation of this blog post was prompted by this tweet, asking an age-old question: @spacemacs— Bruno Rodrigues (@brodriguesco) May 16, 2019 This is actually a very important question, that I have been asking myself for a long time. An IDE, and plain text editors, are a very important tools to anyone ... [Read more...]

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Like most people, I was surprised at yesterday’s result for the Australian federal election. But I was much less surprised than most people. The two-party-preferred vote for the ALP (currently 49.11%, with a lot of pre-polling still to count) came do... [Read more...]

Sunday, June 16, 2019 in Las Vegas Two and a half hour workshop: 2:00pm-4:30pm Intended Audience: Practitioners who wish to learn the nuts and bolts of the R language; anyone who wants “to turn ideas into software, quickly and faithfully.” Knowledge Level: Experience with handling data (e.g. spreadsheets) or hands-on ... [Read more...]

Monday, June 17, 2019 in Las Vegas Full-day Workshop: 8:30am – 4:30pm Intended Audience: Practitioners who wish to learn how to execute on predictive analytics by way of the R language; anyone who wants “to turn ideas into software, quickly and faithfully.” Knowledge Level: Either hands-on experience with predictive modeling (without R) or ... [Read more...]

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Today I’ve removed my system’s R package and installed MRO instead. While re-installing all packages, I’ve encountered one of the most frustrating error message for someone installing packages from source:

Error : /tmp/Rtmpw60aCp/R.INSTALL7819efef27e/xml2/man/read_xml.Rd:47: unable to load shared object
'/usr/lib64/R/library/xml2/libs/xml2.so': 
libicui18n.so.58: cannot open shared object file: No such file or directory ERROR: 
installing Rd objects failed for package ‘xml2’

This library, libicui18n.so.58 is a pain in the butt. However, you can easily install ... [Read more...]

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Say hello to the MobileTrigger package. With it, you can run R scripts, models, and reports from a mobile device using e-mail triggers. In its debut offering, version 0.0.31 of the package provides List and Run trigger functions. The list function allows you to see available scripts, models, and reports. Complimenting ... [Read more...]

Our editorial on using R in HTA (I talked about it here) has finally been published in Value in Health. This is nice in the (rather long, I know…) build up to our workshop. And speaking of, we’ve already received quite a few abstracts for... [Read more...]

I have blogged about dqrng before, but I forgot to write about the v0.2.0 release, even though that brought a lot of changes including the fast sampling methods to CRAN: Add R side support for selecting multiple streams for parallel usage. Implement long_jump() for Xo(ro)shiro as alternative ... [Read more...]