Blog Archives

LondonR slides

November 9, 2009
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I was in london last week to present RemoteREngine at the LondonR user group sponsored by mango solutions.Apart from minor technical details and upsetting someone because I did not mention that he once presented a much simpler solution to a quit...

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celebrating R commit #50000

October 9, 2009
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celebrating R commit #50000

pre{ font-size: x-small !important ; border: 1px solid black ; }Today, Brian Ripley commited the revision 50 000 into R svn repository.------------------------------------------------------------------------ r50000 | ripley | 2009-10-09...

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RGG #158:161: examples of package IDPmisc

September 23, 2009
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RGG #158:161: examples of package IDPmisc

three new graphs have made their way to the graph gallery, submitted by Reto BurginImage lag plot matrixImage scatter plot matrixRegular time series

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New R package: sos

September 12, 2009
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Searching help pages of contributed packages just got easier with the release of the new sos package. This is a replacement for and substantial enhancement of the existing "RSiteSearch" package. To learn more about it, try vignette("sos")We hope...

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search the graph gallery from R

September 8, 2009
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pre{ font-size:xx-small !important ; border: 1px black solid; }This is a short code snippet that is motivated by this thread on r-help yesterday. The gallery contains a search engine textbox (top-right) that can be used to search for content i...

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new R package : ant

September 8, 2009
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The ant package has been released to CRAN yesterday. As discussed in previous posts in this blog (here and here), the ant R package provides an R-aware version of the ant build tool from the apache project.The package contains an R script that c...

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update on the ant package

September 3, 2009
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I have updated the ant package I described yesterday in this blog to add several thingsNow the R code related to <r-set> and <r-run> tasks can either be given as the code attribute or as the text inside the task The R code has acces...

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R capable version of ant

September 2, 2009
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ant is an amazing build tool. I have been using ant for some time to build the java code that lives inside the src directories of my R packages, see this post for example.The drawbacks of this approach are :that it assumes ant is available on...

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Tip: get java home from R with rJava

September 2, 2009
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Assuming rJava is installed and works, it is possible to take advantage of its magic to get the path where java is installed:$ Rscript --default-packages="methods,rJava" -e ".jinit(); .jcall( 'java/lang/System', 'S', 'getProperty', 'java.home' )...

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Combine R CMD build and junit

August 28, 2009
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This is a post in the series Mixing R CMD build and ant. Previous posts have shown how to compile the java code that lives in the src directory of a package and how to document this code using javadoc.This post tackles the problem of unit testin...

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