Questions tagged as 'shiny'

Tagged questions
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Problem with highchartr, insertUI and removeUI in Shiny R. Error in shinyapp.js

Hi, I'm all working with an application shiny with a navbarPage several tabsetPanel . I would like the ui of each tab panel to be temporary, with this I mean that I hope to get the application to only load the...
asked by 04.10.2017 / 03:50
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Communicate R with javascript for a notification control

I'm creating a shiny app with the shinydashboard library. Right now I am testing what are notifications (alerts messages etc ...) My question is how do you manage these notifications (create, modify or delete) In the documentation of shiny...
asked by 28.02.2017 / 12:37
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Interactive plot in R Shiny

A couple of days ago I asked this question: How to create bar chart Now I'm trying to create an interactive graphic in R Shiny. The expected result is something like this: I tried the following code: training <- read.csv("~/Deskt...
asked by 10.12.2018 / 12:54
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How to change a value of a dataTable when it is clicked?

I'm doing some tests with shiny and I've created a data.frame for the messages as if it were an inbox . I show the messages both in notifications and in a library table DT . I would like that when you click on them in the tabl...
asked by 01.03.2017 / 08:51
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Help with ggplot and Shiny

In normal R I generate a very simple graphic with ggplot that I would like to show in Shiny but I can not make it look and I do not know what the error is. Outside the Server declared the plot but I do not know how to use it. This is the code...
asked by 22.03.2018 / 01:26
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Help deployment in shinyapps.io

I'm trying to deploy an app in shiny and get the following error screen: I no longer have calls to documents (csv or images) in other folders, nor do I declare new paths or directory changes. This is the folder where I try to deploy. He...
asked by 24.10.2017 / 01:23
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Shiny R drop-down lists

I'm trying to make an interface in Shiny of R, the idea is to select a .csv file, when reading it take the columns and put them in a drop-down list I have tried it in several ways, at the moment it seems that it reads the file, but it does no...
asked by 22.10.2017 / 02:31
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generate excel in shiny

I created the following program in Shiny with which I pretend that by clicking on the "Generate Excel" button I can download the excel. But in doing so I get an error in which it tells me that it can not find the file. Does anyone know wha...
asked by 06.04.2017 / 14:30
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How to identify Shiny elements with javascript

Hi, I'm trying to put together a shiny application and add javascript. After spending hours researching the web I give up, I have not the remotest idea of how javascript works with R. I do not understand how I can communicate between elements of...
asked by 08.03.2017 / 12:09