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R-chart Blog


r-chart.com
R Programming Language Blog that demonstrates various charts, plots and visualizations. Occasional articles of interest to data professionals on Ruby, Oracle, Javascript and other technologies.
Investigating Cryptocurrencies (Part II)
2017-07-18 00:36
This is the second in a series of posts designed to show how the R programming language can be used with cryptocurrency related data sets.  A number of R packages are great for analyzin… Read More
Investigating Cryptocurrencies Using R
2017-07-15 22:36
Cryptocurrencies are a fascinating phenomenon and excellent data source for analysis with R.  This post will introduce how to get a list of available currencies into R.  Wikipedia… Read More
Package Rtrie On CRAN
2017-01-08 00:39
Just had a new package published on CRAN...rtrie :).The rtrie package allows you to quickly create Tries from a list of strings.  Example use cases for the package are word searching in… Read More
New Release Of Ggguitar Available On CRAN
2016-12-24 19:59
Based on feedback ggguitar has been updated and released on CRAN.  The updated vignette includes more examples of how the package can be used.  Example below as well:library(grid)l… Read More
2016-12-02 20:05
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 m… Read More
Package Ggguitar On CRAN
2016-11-30 13:37
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 abov… Read More
SQLServer On Docker
2016-11-20 00:47
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 an… Read More
Apollo Moon Landings
2016-10-23 22:48
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 cod… Read More
The Grammar Of Graphics And Radar Charts
2016-10-15 15:44
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 start… Read More
Map Of Middle Earth
2016-10-10 11:47
The 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 reade… Read More

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