The next version of the googleVis package has been released on the project site and CRAN. This version provides updates to the package vignette and a new example for the gvisMerge function. The new sections of the vignette have been featured on this blog in more detail earlier: Using googleVis with knitr (Link to post) Using Rook with googleVis (Link to post) Using Reduce with gvisMerge to display several charts on a page (Link to post) Additionally two little bugs were fixed: Data frames with one row only were not displayed in a chart.
What is Rook? Rook is a web server interface for R, written by Jeffrey Horner, the author of rApache and brew. But unlike other web frameworks for R, such as brew, R.rsp (which I have used in the past1), Rserve, gWidgetWWWW or sumo (which I haven’t used yet) Rook appears incredible lightweight. Rook doesn’t need any configuration. It is an R package, which works out of the box with the R HTTP server (R ≥ 2.
On 7 September 2011 I attended the London R user group meeting. It was a very good turn out with about 50 attendees at the Shooting Star, a pub close to Liverpool Street Station. The session started at 18:00 with four presentations, followed by drinks sponsored by Mango Solutions. The slides of the presentation are available on londonr.org.
The first presentation was given by Lisa Wainer from UCL Department of Security and Crime Science about crime data analysis using R.