Following up on yesterday's post about facebook like box, I've added some more social things into the gallery. The main page gains a google plus "plus one" button, and each graph page now has a +1 button, a facebook like button, and a facebook comm... [Read more...]

I've added facebook like button in the home page of the R Graph Gallery and on each image page, i.e. this one which I "like". [Read more...]

Dirk and I gave a full day Rcpp workshop yesterday in Chicago before the R in Finance conference. The pdfs of the slides are available here: part 1 (intro), part 2 (details), part 3 (modules) and part 4 (applications) [Read more...]

The Journal of Statistical Software published our Rcpp article [Read more...]

Overview This year's R/Finance conference will be preceded by a full-day masterclass on Rcpp and related topics which will be held on Thursday, April 28, 2011, the Univ. of Illinois at Chicago campus. Join Dirk Eddelbuettel and Romain Fr... [Read more...]

I'll present Rcpp at the inaugural Geneva-R meeting. Geneva-R is an informal gathering of R enthusiasts sponsored by Mango Solutions, that builds on the success of London-R, where I presented twice, and Basel-R [Read more...]

I pushed highlight 0.2-5 on CRAN. This release improves the latex renderer and the sweave driver so that multiple lines character strings are properly rendered. This example vignette shows it: \documentclass[a4paper]{report} \begin{document} = old.op [Read more...]

I've been contributing to Rcpp for about a year now, initially to add missing bits that were needed for the development of RProtoBuf. This led to a complete redesign of the API, which now goes way beyond the initial code (that we now call c... [Read more...]

I've pushed a new version of the parser package to CRAN. This is the first release that depends on Rcpp, which allowed me to reduce the code size and increase its maintainability. This also features a faster version of nlines, a function that r... [Read more...]

Rcpp 0.8.9 was pushed to CRAN recently. Apart from minor bug fixes, this release concentrates on modules, with lots of new features to expose C++ functions and classes through R reference classes. The Rcpp-modules vignette has all the details, a... [Read more...]

Tomorrow is the last day to enjoy the first edition of Montpellier's ZAT! (Zones Artistiques Temporaires). I was there this afternoon and tonight, but I found it much more picture worthy tonight: Other people have also taken pictures and sha... [Read more...]

I've been playing with images recently, probably inspired from my trip in San Francisco. There was an exhibit at the De Young museum of fine arts with pieces borrowed from the Musée d'Orsay. I did not go to the exhibit because it is easy enough fo... [Read more...]

Following this post, the 90 minutes presentation is now available to watch on youtube: [Read more...]

Last stop on my World tour was Google headquarters in Mountain View, California, where Dirk and I presented Rcpp, RInside, RProtoBuf, etc ... for 90 minutes today. The talk was recorded, and will be broadcasted on youtube at some point. In the mean... [Read more...]

Second stop of my world tour was chicago yesterday night, where I presented a quick light review of various ways to represent objects in R: lexical scoping, S3, S4, the new reference classes and also with C++ using Rcpp modules or RProtoBuf My sli... [Read more...]

I'm just back to london where I presented about Rcpp at mango's LondonR event. This was the third time (after rmetrics and useR!) I presented these slides, so I allowed myself some new metaphores about my long term relationship with R and my ind... [Read more...]

Dirk released Rcpp 0.8.6 to CRAN Most of the development of this release was trigerred by a question on the Rcpp-devel mailing list. After Richard's question, we added d-p-q-r functions for most of the distributions available in R. The file runit... [Read more...]

I commited the 2000th revision of Rcpp svn today, so I wanted to look back at what I did previously with the 50 000th R commit. Here are the number of commits per day and month ... the same thing, but focused on the period since I joined the project ... and now ... [Read more...]

I'll be presenting Rcpp at the next LondonR, which is currently scheduled for october 5th Here is one picture I found on flickr, searching for london speed bus, ... there are many other [Read more...]

I've released highlight 0.2-2 to CRAN. This release adds the possibility to control the font size of the latex code generated by sweave (when using the driver that is provided by highlight) For example, this C++ code (using Rcpp) will be highlight... [Read more...]