Monthly Archives: January 2010

Use Rapache: It Works!

January 18, 2010
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Presentations given at the Bay Area useR Group on January 10, 2010 by Jeff Horner, creator of the Rapache module, on "R-driven web applications".

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New features in ggplot2 version 0.85

January 18, 2010
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Hadley Wickham recently updated the ggplot2 package for R to version 0.8.5. In addition to bugfixes and performance improvements, this version introduces some handy new features. Among them: the ability to display mathematical equations as text, automatic legends for color scales, and user-configurable axis labels and legend titles. The Learning R blog runs through the new features with worked...

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Coming to R from SQL, Python, SAS, Matlab, or Lisp

January 18, 2010
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Head over to Revolutions Blog for a list of PDF and powerpoint resources for making the transition to R from other programming or stats languages.  All of these notes come from the New York R meetup. I enjoyed browsing the meetup's files - lots of powerpoints, PDFs, and example R data files for various topics, including several slideshows on...

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Updates to SoilWeb

January 17, 2010
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Updates to SoilWeb

Soil Profiles in Color Added color support to the mini-profiles used in graphical map unit summaries, the Google Earth interface, and iPhone application. SSURGO doesn't contain soil color data, so colors (in Munsell notation) were extracted from the OSD database, and...

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Donate to the R Video Hosting Fund

January 17, 2010
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Today I finished uploading a couple new talks to the growing repository of online presentations from the NYC R Statistical Meetup. Going forward, my plan is—whenever possible—to make all talks and presentation materials available online, in an effort to reach as wide an audience as possible. Our volunteer speakers bring immense expertise to these

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MATLAB/R Dictionary (Rosetta Stone Talk – 1/3)

January 17, 2010
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Presentation given by Harlan Harris at the NYC R Statistical Meetup on January 7, 2010. The January Meetup was the "R Rosetta Stone," and this talk covers R and MATLAB.

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Data munging with SQL and R (Rosetta Stone Talk – 3/3)

January 17, 2010
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Presentation given by Josh Reich at the NYC R Statistical Meetup on January 7, 2010. The January Meetup was the "R Rosetta Stone," and this talk covers R, SQL and Postgres.

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Typos in Chapter 8

January 16, 2010
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Typos in Chapter 8

Phew!, we are now done with the solution manual in the sense that we have compiled solutions for all odd-numberedd exercises (but one!) and solved a fair number of even-numbered exercises. As it stands, the manual is 120 pages long and I am exhausted by the run to produce it over the past week. I

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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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Connecting to a DB2 database from R

January 16, 2010
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Connecting to a DB2 database from R

Unlike RMySQL and RSQLite there is no RDB2. However, I found it pretty straightforward connecting to a DB2 database using the JDBC driver and the RJDBC package. For all this to work, DB2 should be setup to use TCPIP, which is not used by default. You need to set the DB2COMM DB2 environment variable to

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