Articles by Garrett.Grolemund

Shiny JavaScript Tutorials

May 6, 2016 | Garrett.Grolemund

We are happy to announce a new series of tutorials that will take your Shiny apps to the next level. In the tutorials, Herman Sontrop and Erwin Schuijtvlot of FRISS will teach you how to create custom JavaScript widgets and embed them into your Shiny apps. The JavaScript language is ...
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RStudio Essentials Webinar Series

December 1, 2015 | Garrett.Grolemund

The RStudio IDE is bursting with capabilities and features. Do you know how to use them all? Tomorrow, we begin an “RStudio Essentials” webinar series. This will be the perfect way to learn how to use the IDE to its fullest.  The series is broken into six sections always on ... [Read more...]

Spark 1.4 for RStudio

July 14, 2015 | Garrett.Grolemund

Today’s guest post is written by Vincent Warmerdam of GoDataDriven and is reposted with Vincent’s permission from You can learn more about how to use SparkR with RStudio at the 2015 EARL Conference in Boston November 2-4, where Vincent will be speaking live. This document contains ... [Read more...]

New Shiny cheat sheet and video tutorial

June 22, 2015 | Garrett.Grolemund

We’ve added two new tools that make it even easier to learn Shiny. Video tutorial The How to Start with Shiny training video provides a new way to teach yourself Shiny. The video covers everything you need to know to build your own Shiny apps. You’ll learn: The ...
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SparkR preview by Vincent Warmerdam

May 28, 2015 | Garrett.Grolemund

SparkR preview in Rstudio Apache Spark is the hip new technology on the block. It allows you to write scripts in a functional style and the technology behind it will allow you to run iterative tasks very quickly on a cluster of machines. It’s benchmarked to be quicker than ... [Read more...]

Design patterns for action buttons

April 7, 2015 | Garrett.Grolemund

Action buttons can be tricky to use in Shiny because they work differently than other widgets. Widgets like sliders and select boxes maintain a value that is easy to use in your code. But the value of an action button is arbitrary. What should you do with it? Did you ...
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Learn ggvis with RStudio and DataCamp

December 5, 2014 | Garrett.Grolemund

We’ve teamed up with DataCamp to make a self-paced online course that teaches ggvis, the newest data visualization package by Hadley Wickham and Winston Chang. The ggvis course pairs challenging exercises, interactive feedback, and “to the point” videos to let you learn ggvis in a guided way. In the ... [Read more...]

Learn dplyr with RStudio and Datacamp

October 20, 2014 | Garrett.Grolemund

RStudio has teamed up with Datacamp to create a new, interactive way to learn dplyr. Dplyr is an R package that provides a fast, intuitive way to transform data sets with R. It introduces five functions, optimized in C++, that can handle ~90% of data manipulation tasks. These functions are lightning ...
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Data management with

September 29, 2014 | Garrett.Grolemund

Some of the most innovative Shiny apps share data across user sessions. Some apps share the results of one session to use in future sessions, others track user characteristics over time and make them available as part of the app. This level of sophistication creates tricky design choices when you ...
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The R Markdown Cheat Sheet

August 1, 2014 | Garrett.Grolemund

R Markdown is a framework for writing versatile, reproducible reports from R. With R Markdown, you write a simple plain text report and then render it to create polished output. You can: Transform your file into a pdf, html, or Microsoft Word document—even a slideshow—at the click of ... [Read more...]

R Day at Strata NYC

July 8, 2014 | Garrett.Grolemund

RStudio will teach the new essentials for doing data science in R at this year’s Strata NYC conference, Oct 15 2014. R Day at Strata is a full day of tutorials that will cover some of the most useful topics in R. You’ll learn how to manipulate and visualize data ... [Read more...]
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