For all bioinformaticians and R users out there: the Bioconductor project  for the analysis and comprehension of genomic data is out! A lot of interesting new stuff! See the full announcement here.

The new R 2.10.0 is out! Get it from here. If you like take a look at these posts for some miscellaneous advices to make the upgrade easier. Fell free to contribute with suggestions about how to upgrade your R installation.

The Elements of Statistical Learning written by Trevor Hastie, Robert Tibshirani and Jerome Friedman is A-MUST-TO-READ for everyone involved in the data mining field! Now you can legally download a copy of the book in pdf format from the authors websit...

As I said before, I consider the R-Help mailing list an invaluable source of information if you want to get things done in R. Recently the stackoverflow website, a site where programmers can post and answer questions about a wide list of programming la...

Today I'd like to suggest the interesting Rosetta Code site:Rosetta Code is a programming chrestomathy site. The idea is to present solutions to the same task in as many different languages as possible, to demonstrate how languages are similar and diff...

A quick basic tip which can come in handy whether you need to rapidly remove files from a directory:junk

This tip may be useful in the situations when you need to set the number of digits to print for the different columns in a matrix/data.frame to be outputted as a LaTeX table.  For example: #install.packages("xtable") #library(xtable) tmp

Here you can find a very interesting post depicting the R strengths in 'real-time statistics'. I'd like to use the occasion to thank David Smith for hosting the best, imho, blog on R!  Follow Him on Twitter: @revodavid .

This thread from the R-help list describe an evergreen tip that, at least once, is proved useful in R practice.

If you need to share a common legend between two graphs using the ggplot2 package/paradigm take a look at this post from the Learning R blog.The code below solves the same task using the R base graphics.png( "2plot1legend.png", width = 480, height = 68...

Here you can read a nice interview with David Smith, REvolution Computing’s Director of Community, statistician and bloggeR.

R Journal 1/1 is out! Download it from here.

Romain Francois on his blog posted a very useful function to search through the R mailing list archives. Take a look at it here. Take also a look at the tm package introduced in  R News, 8(2):19–22, Oct. 2008 with an example dealing with analysi...

As I told in a previous post, I consider the unix tool screen essential for my work. It seems that the just released Ubuntu 9.04  contains a package that make it easier to configure and use. You can find the full story here.

Stumbling across the R-help mailing-list I found, as often happens,  two threads in the spirit of this blog (of course, since they come from the list, the quality is higher): here you can find a function allowing  a shadow outline style for a...

Today, I'd like to suggest a new R package that you can download from here. Still in its early development, the xterm256 package allows to print text in the R terminal using different colours. You can find more information here. The picture below depic...

The new R 2.9.0 is out! Get it here. If you like take a look at these posts for some miscellaneous advices to make the upgrade easier.

Sometimes you need to add several plots/images either by row or by column to a single page/sheet.If you generate all your plot with R base graphics you can easily accomplished the task using the par() function, e.g., using par(mfrow=c(2,2)) and then dr...

Here and here, you can find alternative implementations of two plots  (1, 2) I created time ago using R basic graphic. The author recreates the plots taking advantage of the excellent ggplot2 package.