We’re very pleased to announce the release of qdap 1.3.1 This is the latest installment of the qdap package available at CRAN. Several important updates have occurred since the 1.1.0 release, most notable the addition of two vignettes and some … Continue reading →
In June 2013, the conflict between opposition and government forces around the Syrian city of Aleppo had intensified. Rockets struck residential districts, and car-bombs exploded near key facilities. Many...
Inspired by this article i thought about gather here all multimedia resources that i know to learn use R. Today The post MOOCs and courses to learn...
On January 27, 2014 Raring Ringtail (13.04) reached end of life. I have been slowly removing the Raring repositories from the RRutter PPA, c2d4u PPA, and CRAN. ...
I saw this chart in a presentation and thought I could make it better and interactive. Here is a short article on the iteration process. Click on the screenshot...
The question one should always asked him/herself when using technical indicators is what would be an objective criteria to select indicators parameters (e.g., why using a 14 days RSI...
A new minor release 0.11.1 of Rcpp is now on the CRAN network for GNU R; binaries for Debian have also been uploaded.The release fixes a number of bugs that have...
Bayesian Search TheoryThe US had a pretty big problem on their hands in 1966. Two planes...
I am listing some useful R resources. I start with the following post on (free) R Books from R-bloggers.com. An R "Meta" Book by Joseph Rickerthttp://www.r-bloggers.com/an-r-meta-book/ This page lists...
In this post I will explore public data being collected by Slate. I previously released code using a much early set of this data demonstrating how to turn this...
by Joseph Rickert I am a book person. I collect books on all sorts of subjects that interest me and consequently I have a fairly extensive collection of R...
What is the best way to read data in JSON format into R? Though really common for almost all modern online applications, JSON is not every R user's best...
Several people have asked: what scripting language should biologists learn if they are interested in doing a little larger-scale data analysis and have never programmed before? I’m not an...
We recently pushed the first version of rnoaa to CRAN - version 0.1. NOAA has a lot of data, some of which is provided via the National Climatic...
I had the opportunity recently to be asked to join a committee which had to select candidates for an upcoming election. In the candidate selection phase, the members of...
Last year in my post d3 <- R with rCharts and slidify I predicted: I have a feeling that nearly every R user of lattice or ggplot2 will...
The worldwide R user conference, useR! 2014, will take in Los Angeles, June 30-July 3. If you're an R user, or just interested in learning about what R can...
Today’s email brought this one: I was wondering if I could get your opinion on a particular problem that I have run into during the reviewing process of an...
To those going to ENAR this year: Are you trying to find who’s presenting at ENAR from your department but all that pdf searching got you down? Are you...
My LondonR TalkThanks to Mango Solutions (LondonR organiser), I was given the opportunity last night to talk about my mini project ‘CrimeMap’. Instead of...
Software Carpentry is an international collaboration backed by Mozilla and the Sloan Foundation comprising a team of volunteers that teach computational competence and basic programming skills to...
In case you missed them, here are some articles from February of particular interest to R users: A statistical analysis of various forecasting methods (using R) leads to correct...
An email I received today: I have a small problem. I have a time series called x : - If I use the default values of auto.arima(x), the best...
My previous article shows an example in which data analysis requires a structured framework with R and OOP. In order to explain how to build the framework this article...
APIs present researchers with a diverse set of data sources through a standardised access mechanism: send a pasted together HTTP request, receive JSON or XML in return. Today we...
A new version of OpenCPU was released to CRAN and Launchpad. Besides some minor bugfixes, the single-user has better...
QuantLib release 1.4 came out a couple of days ago. Sticking with standard practice, I immediately updated the Debian packages I have been maintaining for over a dozen years...
Google Summer of Code opened for students on Monday, March 10, more than a month earlier than last year. If you weren’t following the announcements and that deadline caught...
Now that our ‘Learning R’ -series is coming to an end (for those who missed it, have a look at our Twitter or Facebook ), it is time to...
Plotly: collaborative, publication-quality graphing. 
