Blog Archives

Understanding SQL and R Training Video

December 2, 2016
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Understanding SQL and R Training Video

Just had a video series released by O'Reilly Media on infiniteskills.com:https://www.infiniteskills.com/training/understanding-sql-and-r.htmlThis course shows you how to combine two of the most popular technologies used in data analytics: SQL and R.  Complete this course and you'll learn the basics of a skill set highly valued by employers around the globe.Gain experience combining SQL and...

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Package ggguitar on CRAN

November 30, 2016
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Package ggguitar on CRAN

The initial release of ggguitar is available on CRAN!  This package allows you to create guitar tablature in the style of ggplot2.  As a quick example, the C Major chord shown above can be created as follows.library(ggguitar)C_M ->tablature('C Major', C_M)The tablature function takes the name of the chord for the first argument and a...

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SQLServer on Docker

November 19, 2016
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SQLServer on Docker

I have been looking forward to test driving Microsoft SQLServer R Services.   However, I don't run the Windows Operating System on any of my machines.  I do use Docker regularly and so was interested to hear about a new version of SQLServer that runs on Linux that is now available as...

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Apollo Moon Landings

October 17, 2016
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Apollo Moon Landings

Welcome to the second in a series of posts of maps-to-places-I-am-unlikely-to-visit generated by R (the previous post is here).A bit-o NASA data, the R threejs library and a few lines of code can be used to create an interactive map that identifies the landing locations of Apollo lunar landing missions.The...

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The Grammar of Graphics and Radar Charts

October 15, 2016
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The Grammar of Graphics and Radar Charts

A radar chart (also known as a web chart, spider chart, or star chart) is described on Wikipedia as 'a two-dimensional chart of three or more quantitative variables represented on axes starting from the same point.'  Although this is an accurate description, it does not express the design and structure of a...

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Map of Middle Earth in R

October 8, 2016
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Map of Middle Earth in R

Map of Middle EarthThe map above was created using ggplot2, ggmaps, and maptools in R.  These are just a few of the great R packages available for cartography and geographic applications.  Many readers of this blog will be familiar with these packages and more recent R package additions like leaflet.  But great...

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Data Manipulation in R: Beyond SQL

January 19, 2016
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Data Manipulation in R: Beyond SQL

As a follow up to an article on using SQL in R, I just had an new article published at Simple Talk that considers ways to manipulate data in R that are cumbersome in SQL as well as ways to replace SQL statements with functional equivalents.

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R / Shiny Poll Results

December 28, 2015
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R / Shiny Poll Results

A few days ago I posted a poll directed towards R (and Shiny Users).  Thank you to all who participated for your time and thoughtful responses.  A RMarkdown Report (Code on Github) highlights the results to the easy-to-summarize que...

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R / Shiny User Survey

December 16, 2015
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R / Shiny User Survey

I have been using R for a few years and have been amazed at the variety of people who use the language.  R has an unusually diverse and creative community.   If you are an R user, I would really like to learn a bit more about how you use R an...

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Blog Post at Pluralsight

November 13, 2015
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Blog Post at Pluralsight

Final post in the three part series is now up at Pluralsight.  The series is geared towards business users so if you have some friends that you are encouraging to set aside their spreadsheets and take R for a spin - send them this way!http://blog....

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