Monthly Archives: September 2009

R: The Dummies Package

September 30, 2009
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R-2.9.2 was released in August. While R can be considered stable and battle-ready, it is also far from stagnation. It is humbling to see such an intelligent and vibrant community helping CRAN grow faster than ever. Every day I see a new package or read a new comment on R-Help

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Measuring performance of functions in R

Measuring performance of functions in R

In R you can use the system.time(function) function to test the time it takes to execute a function. Because I had to do some extended performance testing in R, I wrote a new function based on system.time which gives you the possibility to run multiple...

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Example 7.14: A simple graphic of sales

September 29, 2009
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Example 7.14: A simple graphic of sales

In this example, we show a simple plot of the sales rank data read in as shown in example 7.13.SASIn SAS, we use the symbol statement (section 5.3) to request small (with the h option) dots (with the v option, and that the dots not be connected (with the i option. (See sections 5.2.2, 5.3.9 for more details.)we...

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RInside release 0.1.1, and a fresh example

September 29, 2009
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Last week's 0.1.0 release of RInside, and the first to have been published on CRAN, still had some issues with builds and use on OS X. Thanks to testing and fixes by Jan de Leeuw, Jeff Horner and particularly Simon Urbanked, things are said to be better now with the new release 0.1.1 which went onto CRAN yesterday. So no new features,...

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RInside release 0.1.1, and a fresh example

September 29, 2009
By

Last week's 0.1.0 release of RInside, and the first to have been published on CRAN, still had some issues with builds and use on OS X. Thanks to testing and fixes by Jan de Leeuw, Jeff Horner and particularly Simon Urbanked, things are said to be bette...

Read more »

RInside release 0.1.1, and a fresh example

September 29, 2009
By

Last week's 0.1.0 release of RInside, and the first to have been published on CRAN, still had some issues with builds and use on OS X. Thanks to testing and fixes by Jan de Leeuw, Jeff Horner and particularly Simon Urbanked, things are said to be better now with the new release 0.1.1 which went onto CRAN yesterday. So no new features,...

Read more »

WordPress Blogging with R in 3 Steps

September 29, 2009
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WordPress Blogging with R in 3 Steps

A few people have emailed me and enquired about the use of tools mentioned at the end of this post to make blogposts with embedded R-commands. Below is a small step-by-step walkthrough of how to accomplish this. Write your blog post in a simple text file, you can include formatting using asciidoc syntax. Let’s

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WordPress Blogging with R in 3 Steps

September 29, 2009
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WordPress Blogging with R in 3 Steps

A few people have emailed me and enquired about the use of tools mentioned at the end of this post to make blogposts with embedded R-commands. Below is a small step-by-step walkthrough of how to accomplish this. Write your blog post in a simple tex...

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Survive R

September 29, 2009
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New PDF slides version (presented at the Bay Area R Users Meetup October 13, 2009). We at Win-Vector LLC appear to like R a bit more than some of our, perhaps wiser, colleagues ( see: Choose your weapon: Matlab, R or something else? and R and data ). While we do like R (see: Exciting Related posts:

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Blogs on R | Statistics

September 28, 2009
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Blogs on R | Statistics

What are the current blogs on R? What do they cover?What makes a good blog on R?Of course different readers look for different things, but for me a good blog on R:Provides a Gateway: The blog discovers and shares useful external material and expla...

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