I want to add a vertical line between groups of columns. Here is a desired outcome: --------- g1 | g2 --------- a b | a b --------- 1 2 | 3 4 --------- and a shiny app to start with: library(sh...

I have a textInput widget, and now whenever I start typing in the widget, shinyApp tries to evaluate the unfinished content in the textInput widget and results in many errors. I'm aware that adding...

How can I use bslib for a similar behaviour as shinydashboard? In particular, I am interested in a sidebar with accordions. When one item is selected, I would like to select a predefined page_fluid...

I want to access the current mouse position in a leaflet map in shiny. When using shiny you can get the current coordinates of a click event using input$MAPID_click, which contains latitude and lon...

As a follow up to Modifying a reactive value should trigger an observe chunk, I investigated the issue further and realised that the issue probably stems from my usage of data.tables. data.tables a...

I am trying to figure out which traces the user hides from a scatter plot by means of deselecting them in the interactive legend of plotly. I have read this SO post, and the similar questions lin...

This is an issue with the package DT in R, for Shiny apps. I noticed that with the option fixedHeader = TRUE, the frozen header will appear on all tabs of a Shiny app. Here is an example illustrat...

I've created a reprex for an R Shiny app where I want to give the appearance of subpages for navigation, swapping the main content of the page out depending on the URL given. The closest I've got t...

I need to pass some parameters into a custom rhandsontable renderer. It works fine when executed inside RStudio, but does not render anything when used inside a Shiny App. Here is the code for the...

Is there any way to write add a newline character in a Shiny Progress bar message? \n or <br> does not seem to work. I am trying to convert one of my old codes into a shiny app. The code basi...

For my system: Ubuntu 12.04 and R 3.03, whenever I install a custom package in R via >install.packages() the package is installed by default to /home/USER/R/x86_64-pc-linus-gnu-library/3.0/...

I'm trying to build a dashboard with Quarto. One initial goal is to count the number of cases in a dataset (later with API retrieval) when the dashboard is called on the Shiny server. In the 'serve...

I've reading everything I can about shiny reactive programming. I'm a bit confused. The following all work but what is the preferred method and why? Obviously the example below is simple but will I...

I am using latest R, RStudio and Rtools. -- I have updated the environment variables. Now I can call gcc, or R from command line. While I was trying to publish an app from the RStudio, I get the ...

I'm getting the following error when I run shiny: Error: Graphics API version mismatch Listening on http://127.0.0.1:3774 Warning: Error in Cairo: Graphics API version mismatch [No stack trace a...

I am creating a Flexdashboard in R. I want the dashboard to contains both a table and a series of visualizations, that would be filtered through inputs. As I need to deliver a dashboard locally (wi...

How do I add text to the right of a dashboard header sidebar icon? It seems that previous similar solutions no longer work under updates to dashboardHeader(). This is what I am trying to do in a b...

I have a couple of questions regarding R shiny Dashboard. ui.R library(shinydashboard) library(shiny) dashboardPage( dashboardHeader(title = 'Test Interface'), dashboardSidebar(width = 600, h3...

I'm new to bslib and was excited about some of the style options it presents, but I can't seem to get them working right. I was interested to use the pulse bootswatch for the purple (https://bootsw...

Related, but only talks about the allocated plot space in general, not how to directly set the plot image size and then scale it to fill the desired space Shiny Chart Space Allocation I'm cre...

I am currently using shinydashboard but I would like to have different sidbar menues associated with content in the main body. Is this possible with shinydashboard? For example: I would like to h...

I have a large shiny app with a lot of DTs. One of these DTs is dynamic and takes input from another DT through user interaction. When a row is added, two drop down lists are created inside. These ...

I created a table containing some HTML links using Shiny's renderDataTable. The links are not clickable, though, instead they render literally: https://samizdat.shinyapps.io/zakazky/ Do you have ...

I'm somewhat comfortable with R, lot less with Shiny, though it's not my first Shiny application. I have a data frame with lon/lat and the date/time of the entry in the system for every new custom...

A solution to display LaTeX equations in line is offered here with a working live demo The above mentioned solution to display equations in line is (cutting a few lines of code): ui.R: library(s...