1904 search results for "RStudio"

Marathon Races Shiny App

December 19, 2015
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Marathon Races Shiny App

About a year ago I posted about men's and women's marathon (and longer) distance races from the Arrs.net dataset.  In the meantime, Shiny development and the open source announcement of plot.ly have brought data visualization to the next level.&nb...

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Buzzfeed uses R for Data Journalism

December 18, 2015
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Buzzfeed uses R for Data Journalism

Buzzfeed isn't just listicles and cat videos these days. Science journalist Peter Aldhous recently joined Buzzfeed's editorial team, after stints at Nature, Science and New Scientist magazines. He brings with him his data journalism expertise and R programming skills to tell compelling stories with data on the site. His stories, like this one on the rates of terrorism incidents...

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Securely storing your secrets in R code

December 16, 2015
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by Andrie de Vries Last month I wrote about How to store and use webservice keys and authentication details, a summary of the options mentioned in a twitter discussion started by Jennifer Bryan. All of the options in my article really stored the secrets in plain text somewhere on your system, but in such a way to minimize the...

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Big Data Insights – IT Support Log Analysis

December 16, 2015
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Big Data Insights – IT Support Log Analysis

This post brings forth to the audience, few glimpses (strictly) of insights that were obtained from a case of how predictive analytic's helped a fortune 1000 client to unlock the value in their huge log files of the IT Support system. Going to quick ba...

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R 3.2.3 is released (with improvements for Windows users, and general bug fixes)

December 14, 2015
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Rlogo

R 3.2.2 (codename “Wooden Christmas Tree”) was released several days ago. You can get the latest binaries version from here. (or the .tar.gz source code from here). The full list of new features and bug fixes is provided below. Major changes in R 3.2.3 As highlighted by David Smith, this release makes a few small improvements and bug fixes to … Continue reading...

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Data Science Radar – Technologist Profile

December 14, 2015
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Data Science Radar – Technologist Profile

    by Mark Sellors, Mango Solutions @sellorm  Mark Sellors from Mango took the Data Science Radar Challenge and his dominant skill was a Technologist, so we asked him a few questions. 1.  Tell us a bit about your background … Continue reading →

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GRUPO: Shiny App For Benchmarking Pubmed Publication Output

December 14, 2015
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GRUPO: Shiny App For Benchmarking Pubmed Publication Output

This is a guest post from VP Nagraj, a data scientist embedded within UVA’s Health Sciences Library, who runs our Data Analysis Support Hub (DASH) service.The WhatGRUPO (Gauging Research University Publication Output) is a Shiny app that provides side-by-side benchmarking of American research university publication activity.The HowThe code behind the app is written in R,...

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Maintaining a database of price files in R

December 13, 2015
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Maintaining a database of price files in R

Doing quantitative research implies a lot of data crunching and one needs clean and reliable data to achieve this. What is really needed is clean data that is easily accessible (even without an internet connection). The most efficient way to do this for me has been to maintain a set of csv files. Obviously this

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Bringing the powers of SQL into R

December 11, 2015
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Bringing the powers of SQL into R

One of the big flaw of R is that data loaded into it are stored in the memory (on the RAM) and not on the disk. As you are working in an analysis with large (big) data the processing time of simple and more complex functions can become very long or even crash your computer.

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Practical Data Science with R examples

December 11, 2015
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One of the big points of Practical Data Science with R is to supply a large number of fully worked examples. Our intent has always been for readers to read the book, and if they wanted to follow up on a data set or technique to find the matching worked examples in the project directory … Continue reading...

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