Blog Archives

R workshop in Hamilton, Ontario, May 24 and 25

April 25, 2011
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John Fox will be teaching a two-day introductory R workshop at McMaster University in Hamilton, Ontario, on May 24 and 25. The workshop will largely be based on materials from Fox and Weisberg, An R Companion to Applied Regression, Second Edition (Sage, 2011). Further information about the workshop is available at: https://www.socialsciences.mcmaster.ca/registrations/john-fox-introduction-to-r/fg_base_view_p3. A few spaces in the workshop are reserved for non-McMaster attendees and made...

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Exporting R graphics as LaTeX code – version 0.6.1 of the tikzDevice package is out

April 17, 2011
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(Guest post on R-bloggers by Charlie Sharpsteen) Cameron and I are pleased to announce version 0.6.0 of the tikzDevice package which should be available shortly at your local CRAN mirror! The tikzDevice makes it possible to export R graphics as LaTeX code that can be included in other documents or compiled into stand alone figures. The full power of...

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The Popularity of Data Analysis Software (R vs SAS vs SPSS, etc.)

March 23, 2011
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The Popularity of Data Analysis Software (R vs SAS vs SPSS, etc.)

Robert Muenchen, the author of R for SAS and SPSS Users (A great book I’m proud to have on my shelf), has published this week an article in which he compares the popularity/market-share of many of the common statistical packages including R, SAS, SPSS and many others. The full article is available on r4stats.com at: “The Popularity of Data Analysis...

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ZurichR and GenevaR – two new R user groups

January 27, 2011
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Details of the inaugural ZurichR and GenevaR meetings are as follows:

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Know any R blogs in your own language?

November 13, 2010
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Know any R blogs in your own language?

A happy announcement Hello everyone. After playing around with the idea of extending R-bloggers to languages other then English, today I went a head and did it. The new sub-site can be found at: http://www.r-bloggers.com/lang/ So far it offers the content of only 3 4 bloggers, writing posts about R in Indonesian, Italian, Dutch and Korean. Asking for help As opposed to...

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R-bloggers for other languages – wanna join?

October 17, 2010
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R-bloggers for other languages – wanna join?

Hello everyone. Recently I’ve been toying with the idea of extending R-bloggers to other languages then English.  After running some checks, I believe it is possible to do (under a sub website inside R-bloggers.com), where people would be able to follow R content on a “language category” of their choosing. Such a project could help map out all the...

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Means By

October 4, 2010
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The other day I was asked by a coworker hos to do a SAS Means By statement in R. I embarrassingly did not know how to so I wrote something up, and this is what I came up with, it takes a data.frame and an indexing variable and computes the means for each group defined

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R-bloggers announcement – maintenance mode – site might be down

September 2, 2010
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Hello dear followers of R-bloggers.com Today (and probably in the next few days), R-bloggers will be down part of the time due to maintenance work. (Technical stuff: I am moving the site from shared hosting to VPS, and there seem to be a few bumps in the road) Sorry for the inconvenience, I will update once it would look...

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A new Q&A website for Data-Analysis (based on StackOverFlow engine) – is waiting for you

June 17, 2010
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A new Q&A website for Data-Analysis (based on StackOverFlow engine) – is waiting for you

What is the StackOverFlow Q&A website about? StackOverFlow.com (“SO” for short) is a programming Q & A site that’s free. Free to ask questions, free to answer questions, free to read. Free, And fast. For the R community, SO offers a growing database of R related questions and answer (click the link to check them out). You might be asking yourself what’s...

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R frustration of the day

April 11, 2010
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Whenever you take a 1 column slice of a matrix, that gets automatically converted into a vector. But if you take a slice of several columns, it remains a matrix. The problem is you don’t always know in advance how big the slice will be, so if you do this: newMatrix

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