R de jeu

"R de jeu" is a play on word between R, the statistical programming language, and "aire de jeu", the French word for playground. Here, I will be posting a few articles about R programming, very irregularly as ideas come up and time allows.

Sunday, March 31, 2013

R and the last comma

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In R, every comma matters. When creating a vector, c(1, 2, 5) will do the right thing, but add one unfortunate comma and c(1, 2, 5,) will...

2 comments:

Sunday, January 6, 2013

Search and replace: Are you tired of nested `ifelse`?

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It happens all the time: you have a vector of fruits and you want to replace all bananas with apples, all oranges with pineapples, and le...

22 comments:

Sunday, November 11, 2012

How I cracked Troyis (the online flash game)

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Troyis™ is an addictive online flash game where you move a chess knight through increasingly difficult puzzles. After hours and hours ...

3 comments:

Monday, July 16, 2012

Optical Art with R

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Last week, in a post entitled Bridget Riley exhibition in London , the author Markus Gesmann wrote an R script reproducing one of Riley...

4 comments:

Tuesday, May 1, 2012

A gallery view for Craigslist

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As much as I love Craigslist, I sometimes find the interface a bit limited. My biggest wish? That there was an option for showing the s...

3 comments:

Thursday, April 5, 2012

The 50 most used R packages

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Ask anyone what makes R a great language, one argument that often comes back is its very active community. Proof is the impressive numbe...

4 comments:

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