Learning R for FREE: Free online resources

February 17, 2016 | Liang-Cheng Zhang

R is an open-source software package and rapidly increases its popularity in both industry and academics. Google trend is probably the best tool to show you how popular R is since it allows us to rank the search interest among five major statistical software packages. You can clearly observe that ... [Read more...]

Set Operations in R and Python. Useful!

September 4, 2015 | Andrew Worsley

Set operations are super useful when data cleaning or testing scripts. They are a must have in any analyst’s (data scientist’s/statistician’s/data wizard’s) toolbox. Here is a quick rundown in both R and python. Say we have two vectors x and y… What if we ‘...
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Clipping polygons in R

September 1, 2015 | philmikejones

Clipping polygons is a basic GIS task. It involves removing unneeded polygons outside of an area of interest. For example, you might want to study all local authorities (LADs) in the Yorkshire and the Humber region but can only obtain shapefiles that contain all the LADs in the UK. Removing ... [Read more...]

Via Plumbr, R can haz Flask

July 31, 2015 | Vincent D. Warmerdam

Turning a simple machine learning model in R into an api just became a whole lot easier. Embarrisingly easy actually, thanks to a lovely package called plumber. Install Assuming that you have devtools installed, all you need to do is type the following: library(devtools) install_github("trestletech/plumber") library(... [Read more...]


January 7, 2015 | Tiago Dantas

O gráfico mostra a utilização da hashtag #JeSuisCharlie no twitter no dia 7 de Janeiro de 2015. Tweets vindo principalmente da Europa mas de maneira geral o mundo inteiro estava mostrando solidariedade as vítimas e usando a Hashtag. [Read more...]

July 22: Applications in R Webinar

July 18, 2014 | David Smith

Just a quick heads-up that I'll be presenting with Neera Talbert (VP Professional Services, Revolution Analytics) in a free webinar on Tuesday, July 22 on Applications in R: Success and Lessons Learned from the Marketplace. I'll describe several R applications from well-known companies (some of which can be seen in the ... [Read more...]

Introducing ggvis

June 23, 2014 | winstonchang

Our first public release of ggvis, version 0.3, is now available on CRAN. What is ggvis? It’s a new package for data visualization. Like ggplot2, it is built on concepts from the grammar of graphics, but it also adds interactivity, a new data pipeline, and it renders in a web ... [Read more...]

Read a bunch of csv’s quickly

June 16, 2014 | Jeremy Jackson

Let's say you have a whole lot of csv files in your working directory.  By some convenient act of divine grace they also happen to have the same column structures.  Reading them into R can be a slow matter as … Continue reading → [Read more...]

Oh, I did not know that [about R]

May 20, 2014 | Derek Jones

I recently saw a post about something called ValidR and as somebody with a long standing professional interest in language validation immediately read the article and referenced links. I was disappointed to find that what was being validated was the installation, not the behavior of the implementation. In the context ... [Read more...]

Regression Diagnostics with R

May 12, 2014 | philmikejones

The R statistical software is my preferred statistical package for many reasons. It’s mature, well-supported by communities such as Stack Overflow, has programming abilities built right in, and, most-importantly, is completely free (in both senses) so that anyone can reproduce and check your analyses. R is extremely comprehensive in ... [Read more...]

Oldies but Goldies: Statistical Graphics Books

March 1, 2014 | Rasmus Bååth

I just wanted to plug for three classical books on statistical graphics that I really enjoyed reading. The books are old (that is, older than me) but still relevant and together they give a sense of the development of exploratory graphics in general and the graphics system in R specifically ... [Read more...]
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