Posts Tagged ‘ Software ’

La historia detrás del software: el caso de R.

Hoy en día, en cualquiera que sea nuestra área de aplicación de la estadística requiere que sepamos programar. Los software convencionales como SPSS y STATA son un tanto limitados, las actualizaciones no son tan constantes y su precio puede ser con...

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The RStudio IDE: first impressions are positive

February 28, 2011
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The RStudio IDE: first impressions are positive

Integrated development environments (IDEs) are software development tools, providing an interface that enables you to write, debug, run and view the output of your code. Whether you need an IDE or find them useful depends very much on your own preferences and style of working. In my own case for example, I’ve tried both Eclipse

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RStudio: New free IDE for R

February 28, 2011
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Just saw the announcement of the availability of Rstudio, a new (free & open source) integrated development environment for R that works on Windows, Mac, and Linux. Judging from the screenshots, it looks like Rstudio supports syntax highlighting for Sweave & easy PDF creation from Sweave code, which is something I haven't seen anywhere else (on Windows at least)....

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Talking R through Java

February 20, 2011
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Talking R through Java

Today I played a bit with JRI as part of rJava, a Java-R-interface. Here you can learn how to setup for Debian/Ubuntu/akins.

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Readability vs speed in R

February 19, 2011
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I have bad news for those of you trying to produce lucid code!

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Damn scoping in R

February 17, 2011
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Ok, R is very well-considered in certain respects, but there are also some things annoying me... This time it's scoping...

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Recreating Gapminder World Map with R & ggplot2

January 11, 2011
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Recreating Gapminder World Map with R & ggplot2

Gapminder has posted an interesting chart using world development indicators from the World Bank. I thought it would be a good exercise to recreate this chart using R and ggplot2. While playing with the data, not log transforming GDP provides some interesting, and perhaps different, interpretation. The R script and graphics are below. Google Gadget Version library(ggplot2)

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OpenData + R + Google = Easy Maps

January 11, 2011
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OpenData + R + Google = Easy Maps

The release of the R package “googleVis” has made the production of interactive maps through Google’s Chart Tools a simple task. Ignoring the some basic data manipulation the below map...

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Building a fact-based world view

January 7, 2011
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Building a fact-based world view

Gapminder is an independent foundation based in Stockholm, Sweden. Its mission is “to debunk devastating myths about the world by offering free access to a fact-based world view“. They provide free online tools, data (more than 400 datasets freely available!) and videos “to better understand the changing world“. The initial development of Gapminder was the

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web content anlayzer

January 6, 2011
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web content anlayzer

Just developed a small crawler to check my online content at binfalse.de in terms of W3C validity and the availability of external links. Here is the code and some statistics...

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