Posts Tagged ‘ cran ’

Rcpp 0.7.6

February 13, 2010
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Rcpp 0.7.6 was released yesterday. This is mostly a maintenance update since the version 0.7.5 had some very minor issues on windows, but we still managed however to include some new things as well. Vectors can now use name based indexing. This i...

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Rcpp 0.7.5

February 9, 2010
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pre{ border: 1px solid black; font-size: x-small ; } Dirk released Rcpp 0.7.5 yesterday The main thing is the smarter wrap function that now uses techniques of type traits and template meta-programming to have a compile time guess at whether a...

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RProtoBuf: protocol buffers for R

February 4, 2010
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We (Dirk and I) released the initial version of our package RProtoBuf to CRAN this week. This packages brings google's protocol buffers to R I invite you to check out the main page for protobuf to find the language definition for protocol buffers ...

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Getting Started with the R Programming Language

January 16, 2010
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Download Code Like A Pirate - The #rstats Appliance from the SUSE Gallery  The R programming language was featured about a year ago in a New York Times article (http://bit.ly/iaqQ). I've been an R user since 2000, so I've collected some resources ...

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Rcpp 0.7.2

January 13, 2010
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pre{ border: 1px solid black ; } Rcpp 0.7.2 is out, checkout Dirk's blog for details selected highlights from this new version: character vectors if one wants to mimic this R code in C > x

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new R package : bibtex

December 11, 2009
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I've pushed to CRAN the package bibtex package The package defines the read.bib function that reads a file in the bibtex format. The code is based on bibparse The read.bib function generates an object of class citationList, just like utils::citation

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R has a JSON package

November 5, 2009
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R has a JSON package

Named rjson, appropriately. It’s quite basic just now, but contains methods for interconversion between R objects and JSON. Something like this: > library(rjson) > data <- list(a=1,b=2,c=3) > json <- toJSON(data) > json "{\"a\":1,\"b\":2,\"c\":3}" > cat(json, file="data.json") Use cases? I wonder if RApache could be used to build an API that serves R data in JSON format? Posted in

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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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packages and CRANtastic

August 24, 2009
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packages and CRANtastic

Additional functionality in R is added through packages, which consist of libraries of bundled functions, datasets, examples and help files that can be downloaded from CRAN (the Comprehensive R Archive Network). The function install.packages() or the w...

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Baby steps with RSRuby in Rails

May 20, 2009
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Baby steps with RSRuby in Rails

Plotting and charting libraries for Ruby (on Rails) abound. However, few are sophisticated enough for scientists and many are not actively maintained. Plotting in R, on the other hand, is about as sophisticated as it comes. Can we bridge Ruby and R? Yes we can, thanks to Alex Gutteridge’s RSRuby. The next

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