A maintenance release RcppClassic 0.9.9 is now at CRAN. This package provides a maintained version of the otherwise deprecated first Rcpp API; no new projects should use it. Per a request from CRAN, we changed the vignette to accomodate pandoc 2.* ju... [Read more...]

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Recently, a Yorkshire national football team appeared in a league of national teams for stateless people. This got me wondering how the historic counties of the UK would do at the world cup. Could any of them compete with full international teams? I published the complete code for that article ... [Read more...]

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These are the slides from my presentation at the April Atlanta R User meetup. There are not many words on the slides, so you won’t be able to follow the presentation by flipping through the slides. I nonetheless wanted to share them because the prese... [Read more...]

It is often the case that data is trapped inside pdfs, but thankfully there are ways to extract it from the pdfs. A very nice package for this task is pdftools (Github link) and this blog post will describe some basic functionality from that package. First, let’s find some ... [Read more...]

Information Security (InfoSec) is critical to a business. For those new to InfoSec, it is the state of being protected against the unauthorized use of information, especially electronic data. A single malicious threat can cause massive damage to a firm, large or small. It’s this reason when I (Matt ... [Read more...]

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Another maintenance release, now at version 0.1.6, of our RcppDE package is now on CRAN. It follows the most recent (unblogged, my bad) 0.1.5 release in January 2016 and the 0.1.4 release in September 2015. RcppDE is a "port" of DEoptim, a popular package for derivative-free optimisation using differential evolution optimization, to C++. By using ... [Read more...]

The forthcoming RStudio 1.2 release has a new “Jobs” feature for running and managing background R tasks. I did a series of threaded screencaps on Twitter but that doesn’t do the feature justice. So I threw together a quick ‘splainer on how to run and Python (despite RStudio not natively ... [Read more...]

Introduction In the previous articles of the R:case4base series we discussed and learned how to reshape data with base R to a form that is practical for our use and how to subset data to get the relevant parts of it with base R. In this one, we ... [Read more...]

Introduction In the previous articles of the R:case4base series we discussed and learned how to reshape data with base R to a form that is practical for our use and how to subset data to get the relevant parts of it with base R. In this one, we ... [Read more...]

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Recently, a Yorkshire national football team appeared in a league of national teams for stateless people. This got me wondering how the historic counties of the UK would do at the world cup. Could any of them compete with full international teams? This is the complete script for an short ... [Read more...]

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Most people know KEGG pathway, but not everyone knows that it costs at least $2000 to subscribe its database. If you want to save the cost a bit, you can manually download the KEGG pathway KGML files and install in SPIA. Here I have a workaround to dow... [Read more...]

Microsoft R Open 3.5.0 is now available for download for Windows, Mac and Linux. This update includes the open-source R 3.5.0 engine, which is a major update with many new capabilities and improvements to R. In particular, it includes a major new framework for handling data in R, with some major behind-the-scenes ... [Read more...]