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Questions tagged [shinyapps]

Questions regarding shinyapps.io by RStudio. This tag should NOT be used for general questions concerning Shiny: those belong to the tag `shiny`.

shinyapps.io is a product by RStudio that allows you to deploy and share your Shiny applications online.

shinyapps.io is a self-service platform that makes it easy for you to share your shiny applications on the web

Site: https://www.shinyapps.io/.
Docs: https://docs.rstudio.com/shinyapps.io/.

1217 questions
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change colour of selectizeInput options in R Shiny

I would like to change the colour of each individual option of the selectizeInput menu in my Shiny app. In the following example code below I am able to change the colour to blue for all the menu options but how can I change it for each individual…
lmsimp
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How to hide sidebarPanel of a Shiny app for a particular tab

My Shiny app has a universal sidebarPanel. I want to hide it for one particular tab, i.e. whenever the used would navigate to that tab the sidebarPanel would collapse. The code I am trying is as follows- The UI- library(shiny) shinyUI(fluidPage ( …
Tanvir Khan
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How to change the styling of a specific Shiny widget

I want to style a shiny input from dqshiny package in my Shiny app as below - library(shiny) library(dqshiny) opts <- sapply(1:100000, function(i) paste0(sample(letters, 9), collapse="")) shinyApp( ui = fluidPage( autocomplete_input("auto1",…
Bogaso
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shiny app fails on shinyapps.io, data not found

I have a shiny-app that runs fine in rstudio locally but not on shinyapps.io. I consulted the Rstudio guidance on this point and none of the obvious problems seem present (e.g. absolute paths). The problem seems to be that the app doesn't find the…
tvg
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ShinyApp works but runApp doesnt R

Certain widgets are not working correctly when I use runApp, but when I use shinyApp, everything works fine. When I use runApp, I am specifying a host and port. The widgets that are not working are pickerInput from shinyWidgets. I think it's…
Frank
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RStudio - Error in template_dfa: object '_htmltools_template_dfa' not found when attempting to Run Document

I have a .rmd that is a flexdashboard Shiny app. It used to work about an hour ago. Header is: --- title: "my dashboard" runtime: shiny output: flexdashboard::flex_dashboard: logo: logo-only-TINY.jpg favicon: logo-only-TINY.jpg …
mysteRious
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Nested fluidRow layout in Shiny

I wanted to create fluidPage as shown in the image above. Here is my code for ui.R: shinyUI(fluidPage( fluidRow( column(6, selectInput(inputId="StoreName",…
Nitin Desai
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R shinyapps.io error deploying app: Unable to determine package source for Bioconductor package graph

I am trying to deploy a shinyapp but getting the following error: > deployApp() Preparing to deploy application... Update application currently deployed at https://komalrathi.shinyapps.io/medulloclassifiershinyapp/? [Y/n] Y DONE Uploading bundle for…
Komal Rathi
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How do I embed tutorial questions from 'learnr' into a full shiny app?

I am trying to embed a tutorial Rmd from the learnr package into a full shiny app. However, learnr uses the shiny_prerendered runtime, I cannot call it within my app. How do I get an interactive tutorial to run within my shiny app? I have have three…
Carolyn
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Deploy app to shinyapps.io that depends on custom package which itself has dependencies

I would like to deploy a shiny app to shinyapps.io but I keep failing to publish it all in all for several months now :-( Could someone please explain to me step-by-step what I need to do for the specific setup outlined below? Setup the app…
Rappster
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Deploying packaged shiny-app on shinyapps.io

as described here and here, there are several possibilities to develop a shiny-application as a package and host it online. A common way is to include a ui.R and a server.R file in the inst-Directory in the package, and as part of the package to…
Julian
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Deploy R app in shinyapps.io - Error: HTTP 404

When i try to publish R app in shinyapps.io , it shows an error: Preparing to deploy application...Error: HTTP 404 GET https://api.shinyapps.io/v1/applications/461629 Not Found Execution halted How can I solve this error?
pramila muthu
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r leaflet shiny app in shiny.io error

I'm trying to run my shiny app on shinyapp.io. https://mrmoleje.shinyapps.io/north-america-massacres/ The app runs fine in R Studio, however in the server the 'popups' in my leaflet map completely disappear. There isn't anything in the shiny.io log…
Mrmoleje
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SelectInput Value update based on previous SelectInput in R shiny

The R shiny script below creates three selectInputs such that the values of each selectInput depend upon the input value of the previous selectInput. E.g. in the data in the script, "value" column values depend on "Candy" column and "Candy" column…
Adam Shaw
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Error in Shiny deployment on shinyapps.io

I got a Shiny App that works fine on my PC, but once I deploy on shinyapps.io it shows the following error on the web browser: And the following error on the Deployment Console: Warning message: In value[[3L]](cond) : Failed to parse…
David Jorquera
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