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This post is contributed by Revolution Analytics CEO Norman Nie, and cross-posted from the Future of Open Source Forum. A lot of attention has been focused recently on Big Data, and rightly so: Big Data is a Big Deal. (See this LinuxInsider article, Big Data, Big Open Source Tools, for ... [Read more...]

Rory Winston provides a detailed introduction to creating R packages. He provides a simple of, from start to finish, as well as how to incorporate native code into your package. [Read more...]

A casualty of cut-and-paste in Chapter 3 of Introducing Monte Carlo Methods with R. Brad McNeney from Simon Fraser sent me a nice email about the end of Example 3.6 missing a marginal estimate. Indeed, it does. And it should have been obvious from the “estimates” we derived, 19 and 16, which are not ... [Read more...]

Revolution Analytics today announced a partnership with Jaspersoft, the makers of the most widely-used business intelligence software in the world. With this partnership, Revolution R and Jaspersoft software work together to bring the power of analytics coded in R to business users working with Business Intelligence (BI) dashboards and reports. ... [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 just figure out the way to query UTR sequence from ensembl by biomart tool. It is very simple compare with using bioperl to parse gbk file to extract UTR sequence. Read More: 232 Words Totally [Read more...]

The kind people at Packt Publishing recently asked me to review one of their newest R books: the R Graphs Cookbook. In general, I think pretty highly of the book: it provides a nice overview of the basic tools for visualizing data in R. If you’re just getting started ... [Read more...]

NOAA’s Physical Sciences Division produces a global map of weekly averaged sea surface temperatures, derived from satellite sources. The data can be found at http://www.esrl.noaa.gov/psd/data/gridded/data.noaa.oisst.v2.html. I’ve put togeth... [Read more...]

Rahm Emanuel is now Mayor of Chicago, having successfully defended a court challenge to his candidacy and then 5 rivals in the February 22 election. The Chicago Tribune has put together an interactive map of the results (color-coded by the winner in each precinct), but for R hackers who would like to ... [Read more...]

I’ll admit it. There’s one thing that always makes me sad working on a mac. R. How does R make me sad on a mac? I look over at my compatriots in Windows using fun Integrated Development Environments (IDEs) like Tinn-R, and I sigh. On the other hand, ... [Read more...]

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Look at that! I dethroned Hadley in the “Most Watched [repository] This Week” list on github.com. [Read more...]

__ printSudoku(z) +-------+-------+-------+ |   9   |       | 7   5 | |     6 |       |   9   | | 4 5 3 | 1 7   | 2 8   | +-------+-------+-------+ |     5 |     7 |   6   | | 1   9 | 6 8   |       | |   8   |   3   |     1 | +-------+-------+-------+ | 7   2 | [...] [Read more...]

For many years I used RWinEdt as my text editor for R code, but when WinEdt 6.0 came out, RWinEdt stopped working. So I’ve been looking for something to replace it. I’ve tried Tinn-R, NppToR, Eclipse with StatET and a couple of other editors, but nothing was quite right. ... [Read more...]

Integrated development environments (IDEs) are software development tools, providing an interface that enables you to write, debug, run and view the output of your code. Whether you need an IDE or find them useful depends very much on your own preferences and style of working. In my own case for ... [Read more...]

Rstudio, a new open-source IDE for R, has just been announced and is now available for beta test on Windows, MacOS, and Ubuntu. It works with an existing installation of R (2.11.1 or above) on your desktop, and is also available as a server version for Linux, where the IDE runs ... [Read more...]

GE SoilWeb Demo The folks in Lincoln recently changed the links to the OSDs from http:// to https:// style URLs... which seems to cause problems for new versions of Google Earth. I have noticed that when clicking on soil profile sketches an error is re... [Read more...]

If you’re in the market for a very easy-to-setup integrated development environment for R, wander over to RStudio.org. They’ve just released a beta version of their freely-available front end for R that runs under Windows, Linux and Mac OS ... [Read more...]