Blog Archives

Aggregation with dplyr: summarise and summarise_each

April 5, 2016
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How to apply one or many functions to one or many variables using dplyr: a practical guide to the use of summarise() and summarise_each() The post Aggregation with dplyr: summarise and summarise_each appeared first on MilanoR.

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Ramarro: “R for Developers” free (web) book

September 29, 2014
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What is Ramarro? Ramarro is a book about advanced R pro

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Visual debugging with RStudio

July 22, 2013
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Visual debugging with RStudio

Introduction From release 098.208 the last RStudio IDE comes with a visual debugger. Now debugging with R and RStudio becomes a simple and efficient task. This short post does not want to be a crash course: “debugging with R” nor … Continue reading →

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Function Closures and S4 Methods

December 4, 2012
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Function Closures and S4 Methods

This brief tutorial illustrates how to combine S4 object oriented capabilities with function closures in order to develop classes with built in methods. Thanks to Hadley Wickham for the great contribution of material and tutorials made available on the web and to Bill Venables and Stefano Iacus for their kind reviews. Regular … Continue reading →

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