A new version of HIBPwned has been accepted onto CRAN. This occurred yesterday so it could still be filtering into some mirrors. HIBPwned is an R wrapper for the useful website HaveIBeenPwned and if you don’t already utilise the package The post Minor update to HIBPwned appeared first on ... [Read more...]

A new RcppEigen release 0.3.3.3.0 was put into CRAN (and Debian) a few days ago. It brings Eigen 3.3.* to R. Once again, Yixuan Qiu did most of the heavy lifting over a multi-month period as some adjustments needed to be made in the package itself, a... [Read more...]

Getting certain special symbols into R plots, combined with values that are currently stored in variables, has been an ongoing headache of mine. In particular, plotmath symbols such as the plus-minus sign (±), for which the plotmath command is %+-%, had always caused problems due to my inability to parse the ... [Read more...]

It goes without saying that there are always many ways to solve a problem in R, but clearly some ways are better (for example, faster) than others. Recently, I found myself in a situation where I could not find a way to avoid using a loop, and I was immediately ... [Read more...]

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A couple of days ago, Molly Brooks and coauthors posted a preprint on BioRχiv illustrating the use of the glmmTMB R package for fitting zero-inflated GLMMs (Brooks et al., 2017). In the paper, glmmTMB is compared with several other GLMM-fitting packages. mgcv has recently gained the ability to fit a ... [Read more...]

Once you've built a predictive model, in many cases the next step is to operationalize the model: that is, generate predictions from the pre-trained model in real time. In this scenario, latency becomes the critical metric: new data typically become available a single row at a time, and it's important ... [Read more...]

In the exercises below we cover how we can Access and Manipulate Biological Data bases through rentrez & Seqinr packages Install Packages rentrez seqinr Answers to the exercises are available here. If you obtained a different (correct) answer than those listed on the solutions page, please feel free to post your ... [Read more...]

Data plots can sometimes look very dull and need to be jazzed up a bit. Now, nobody’s suggesting that the important statistical properties of the data be changed, but wouldn’t it be useful if the points could be moved around a bit, to create something visually appealing without ... [Read more...]

- I’m pleased to announce that my book, Processing and Analyzing Financial Data with R, is finally ready! The book is a long term project that I always desired to do. It summarises everything that I wish I knew when I started t... [Read more...]

Solution in R to Euler Problem 19: How many Sundays fell on the first of the month during the twentieth century (1 Jan 1901 to 31 Dec 2000)? Continue reading → The post Euler Problem 19: Counting Sundays — When does the week start? appeared first on The Devil is in the Data. [Read more...]

As you might know by now, the latest R version was recently released (R 3.4.0). That means that you are highly encouraged to update your R installation. There are several ways to do this some of which are documented in these other blog posts: Tal Galil... [Read more...]

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A couple of weeks ago, I saw on Dirk Eddelbuettel’s blog that R 3.4.0 was going to include a function for obtaining information about packages currently on CRAN, including basically everything in DESCRIPTION files. When R 3.4.0 was released, this was... [Read more...]

As you might know by now, the latest R version was recently released (R 3.4.0). That means that you are highly encouraged to update your R installation. There are several ways to do this some of which are documented in these other blog posts: Tal Galili, 2013, Kris Eberwein, 2015. You would think ... [Read more...]

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The timekit package contains a collection of tools for working with time series in R. There’s a number of benefits. One of the biggest is the ability to use a time series signature to predict future values (forecast) through data mining techniques. W... [Read more...]

Informatics (or Information Science) is the practice of creating, storing, finding, manipulating and sharing information. These are all tasks that the R language was designed for, and so Technical Foundations of Informatics, the online course guide for the University of Washington course of the same name, also provides an excellent ... [Read more...]

[social4i size=”large” align=”float-right”] Five courses in R are starting tomorrow and the next two months on Statistics.com. You may use the code [Read more...]

If you’re getting the following error when you’ve installed R 3.4.0 on Windows, you’re not alone. Error in if (file.exists(dest) && file.mtime(dest) __ file.mtime(lib) && : missing value where TRUE/FALSE needed The R team have released a patched version but The post Error installing latest ... [Read more...]