My no loops in R hair shirt

July 27, 2012 | 0 Comments

Being professional involved with analyzing source code I get to work with a much larger number of programming languages than most people. There is a huge difference between knowing the intricate details of the semantics of a language and being able to fluently program in a language like a native ... [Read more...]

R is the easiest language to speak badly

February 1, 2012 | 0 Comments

I am amazed by the number of comments I received on my recent blog entry about "by", "apply" and friends. I had started my post by pointing out that R is a language. Well indeed, I have come to the conclusion, that it is a language with lots of irregul...
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Say it in R with "by", "apply" and friends

January 28, 2012 | 0 Comments

Iris versicolor (Source: Wikipedia)R is a language, as Luis Apiolaza pointed out in his recent post. This is absolutely true, and learning a programming language is not much different from learning a foreign language. It takes time and a lot of pr...
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Pre-processing text: R/tm vs. python/NLTK

February 16, 2011 | 0 Comments

  Let’s say that you want to take a set of documents and apply a computational linguistic technique.  If your method is based on the bag-of-words model, you probably need to pre-process these documents first by segmenting, tokenizing, stripping, stopwording, and … Continue reading →
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