All Questions
27,504
questions
0
votes
0
answers
10
views
Several packages not installed in RShiny with Docker
I create a Dockerfile:
# Base image https://hub.docker.com/u/rocker/
FROM rocker/shiny:latest
# system libraries of general use
## install debian packages
RUN apt-get update -qq && apt-get -y ...
- 1,707
0
votes
0
answers
13
views
Put the progress bar in the center and change the size of the message box in R Shiny
I am writng a R shiny web application. I am looking for a way to put the progress bar in the center of the webpage and adjust the size the of the bar. The function I used is "withProgress", ...
- 1,215
0
votes
1
answer
26
views
Error in bi_class() function: the condition has length > 1 while using Shiny
I am building an RShiny dashboard that allows the user to select two variables which then is plotted onto a bivariate map. This is the code so far:
library(ggplot2)
library(ggspatial)
library(cowplot)
...
- 1
0
votes
0
answers
29
views
Create a radarchart with dynamic grouping which is based on shiny widget
This is a shiny app in which first I need to select 3 or more columns from the selectinput() named Variable and then 1 from the Group selectInput().The first works as with this I set which variables ...
- 8,306
1
vote
2
answers
33
views
bslib theme toggle not working in R Shiny app
I'm trying to better grok Shiny so I can make some neat little apps or visualisations, but I am getting a confusing error when I try to add a dark-light mode toggle switch. I pretty much copied the ...
- 615
1
vote
0
answers
23
views
How to load local csv files into shinyLive code block within a Quarto document?
I want to create a quarto document that contains a code block that uses shinyLive to run an interactive graph.
At the moment, all the examples I have seen are either:
using R's inbuilt dummy data
or, ...
0
votes
0
answers
37
views
Why is my Shiny app not generating a plot?
I am attempting to generate a plot using variables in my server code that can be changed- I'm not sure if I am formatting this wrong and that is why a plot is not generating. My goal is to generate a ...
- 11
2
votes
3
answers
49
views
How to conditionally deactivate or remove selection items in the rhandsontable context menu?
In running the below simplified code, the user can add or remove table rows by right-clicking on a row which, through the rhandsontable package context menu, generates a pop-up of action choices. In ...
- 1,969
1
vote
1
answer
27
views
How to update fillColor to selected input in shiny and leaflet map
I am having a difficult time transitioning my map from static to reactive so a user can select what data they want to look at. I am pretty new to R so please bare with me but I think I figured out how ...
- 25
1
vote
1
answer
38
views
How to fit div content to the screen width?
I have this app:
library(shiny)
ui <- fluidPage(
uiOutput("preview")
)
server <- function(input, output, session) {
deployExeList<-function(){
return(
list(...
- 823
0
votes
1
answer
32
views
How to format table cells in R Quarto HTML document (xtable)
I created an HTML-based R-Quarto document running on the knitr engine. In the example below, I set up the document, include dplyr, and try to format cells of mtcars that are above the column's average ...
- 15
0
votes
0
answers
29
views
Openxlsx Excel file with hyperlinks not working in Protected View
I'm making excel files that contain hyperlinks in some cells using the openxlsx package.
However, when you download the file from the Shiny app, it opens in Protected view. Trying to click on the link ...
- 371
1
vote
1
answer
30
views
How to add markers in a Leaflet minimap?
I have created an application in Shiny which allows for selecting a place and then displays a datatable with information and a marker at the corresponding position in the map. The marker is set in ...
- 97
2
votes
1
answer
37
views
How to render JPEG stored in S3 bucket in RShiny
I am trying to read in a JPEG hosted on an S3 bucket inside an RShiny app I have developed. So far, the only luck I have had is manually downloading the image and rendering the image using imageOutput(...
- 41
1
vote
1
answer
39
views
Table Display based on filter selection and custom polyline click
I have a shapefile with segments of varying lengths. For each segment, I have attributes including segment id, year, time period, and other variables like traffic volume. Right now a user is able to ...
- 1,287