Blog Archives

Shiny JavaScript Tutorials

May 6, 2016
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Shiny JavaScript Tutorials

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 a powerful tool when combined

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RStudio Essentials Webinar Series

December 1, 2015
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RStudio Essentials Webinar Series

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 a Wednesday at 11 a.m. EDT: Programming Part 1 (Writing code

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New R Markdown articles section, plus .Rmd to .docx super powers!

July 22, 2015
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New R Markdown articles section, plus .Rmd to .docx super powers!

We’ve added a new articles section to the R Markdown development center at rmarkdown.rstudio.com/articles.html. Here you can find expert advice and tips on how to use R Markdown efficiently. In one of the first articles, Richard Layton of graphdoctor.com explains the best tips for using R Markdown to generate Microsoft Word documents. You’ll learn how to set Word styles tweak

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Article Spotlight: Persistent data storage in Shiny apps

July 15, 2015
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Article Spotlight: Persistent data storage in Shiny apps

The articles section on shiny.rstudio.com has lots of great advice for Shiny developers. A recent article by Dean Attali demonstrates how to save data from a Shiny app to persistent storage structures, like local files, servers, databases, and more. When you do this, your data remains after the app has closed, which opens new doors

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Spark 1.4 for RStudio

July 14, 2015
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Spark 1.4 for RStudio

Today’s guest post is written by Vincent Warmerdam of GoDataDriven and is reposted with Vincent’s permission from blog.godatadriven.com. 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 a tutorial on how to provision a spark

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New Shiny cheat sheet and video tutorial

June 22, 2015
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New Shiny cheat sheet and video tutorial

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 architecture of a Shiny app A template

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SparkR preview by Vincent Warmerdam

May 28, 2015
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SparkR preview by Vincent Warmerdam

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 hadoop for most machine learning use

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Design patterns for action buttons

April 7, 2015
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Design patterns for action buttons

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 know that you should almost

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Data Visualization cheatsheet, plus Spanish translations

March 30, 2015
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Data Visualization cheatsheet, plus Spanish translations

We’ve added a new cheatsheet to our collection. Data Visualization with ggplot2 describes how to build a plot with ggplot2 and the grammar of graphics. You will find helpful reminders of how to use: geoms stats scales coordinate systems facets position adjustments legends, and themes The cheatsheet also documents tips on zooming. Download the cheatsheet

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Package Development cheatsheet, plus Chinese translations

March 12, 2015
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Package Development cheatsheet, plus Chinese translations

We’ve added a new cheatsheet to our collection! Package Development with devtools will help you find the most useful functions for building packages in R. The cheatsheet will walk you through the steps of building a package from: Setting up the package structure Adding a DESCRIPTION file Writing code Writing tests Writing documentation with roxygen

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