440 search results for "shiny"

LA R meetup – January 21: RStudio’s Shiny with Joe Cheng

November 20, 2014
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At this meetup we’re fortunate to have RStudio’s lead developer Joe Cheng flying in from...

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Another take on building a multi-lingual shiny app

November 8, 2014
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Another take on building a multi-lingual shiny app

I was reading this interesting post about how to build a multi-lingual Shiny app. I’m also building a multi-lingual Shiny app and came up with slightly different take on it. First, I don’t use a function for finding the translation, … Continue reading →

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Add An Export Module to Shiny-app for Highcharts Figure

October 17, 2014
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Highcharts is the best JavaScript chart library, I feel. By default, there is an export button which can let you save the interactive figure to PNG, JPEG, PDF and SVG format, and one important point is, you can use it in your shiny app through R package rCharts. However, there are some limits in such a way, the default...

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Design A Bilingual Shiny Application

October 17, 2014
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(This article was first published on Category: R | Huidong Tian's Blog, and kindly contributed to R-bloggers) It’s a common requirement that your Shiny application should be bilingual. I have tried several methods and finally I got one which is not so difficult to maintain. My idea is: Create a bilingual dictionary or a lookup table which contains three...

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Ebola: Beds, Labs, and Warnings? Can they help? (Shiny App)

October 3, 2014
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Ebola: Beds, Labs, and Warnings? Can they help? (Shiny App)

A month ago when the WHO was projecting estimates of the effect of current outbreak of Ebola being as deadly as affecting 20,000 people, I ran some elementary modelling and found that these estimates are far too small given the current trend.  The...

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Shiny 0.10.2

October 2, 2014
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Shiny 0.10.2

Shiny v0.10.2 has been released to CRAN. To install it: install.packages('shiny') This version of Shiny requires R 3.0.0 or higher (note the current version of R is 3.1.1). R 2.15.x is no longer supported. Here are the most prominent changes: File uploading via fileInput() now works for Internet Explorer 8 and 9. Note, however, that IE 8/9 do not

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Data management with ShinyApps.io

September 29, 2014
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Data management with ShinyApps.io

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 host your app on a

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The Traveling Salesman with Simulated Annealing, R, and Shiny

September 17, 2014
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The Traveling Salesman with Simulated Annealing, R, and Shiny

I built an interactive Shiny application that uses simulated annealing to solve the famous traveling salesman problem. You can play around with it to create and solve your own tours at the bottom of this post. Here's an animation of the annealing process finding the shortest path through the 48 state capitals of the contiguous...

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shinyStore – Persistent Client-Side Storage in Shiny

September 11, 2014
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We’re thrilled to announce the availability of shinyStore, an R package that enables HTML5 Web Storage from Shiny, an interactive web application framework for R. A live demo of an example application is available here. Set a text value then refresh the page, or close the tab and come back in a new tab. You’ll

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Track how visitors use your Shiny app with Google Analytics

September 8, 2014
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Track how visitors use your Shiny app with Google Analytics

Want to see who is using your Shiny apps and what they are doing while they are there? Google Analytics is a popular way to track traffic to your website. With Google Analytics, you can see what sort of person comes to your website, where they arrive from, and what they do while they are

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