Blog Archives

Vectorisation is your best friend: replacing many elements in a character vector

As with any programming language, R allows you to tackle the same problem in many different ways or styles. These styles differ both in the amount of code, readability, and speed. In this post I want to illustrate this by

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Data Mining with R course taught by Luis Torgo

From the 25th of march onwards, Dr. Luis Torgo will teach a Data Mining with R course together with the DIKW Academy in Nieuwegein, The Netherlands. Dr. Torgo is an Associate Professor at the department of Computer Science at the

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RStudio does not start when using a R version built from source

Because I do not have root privileges on some of the machines I use, I build part of my software from source and install it into my own homedirectory. Doing that requires one to download R from CRAN, e.g. R

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