Change the color and font of text in Shiny App Asked 11 years, 1 month ago Modified 3 years, 1 month ago Viewed 128k times

This is because they are loaded into the global environment of the R session; all R code in a Shiny app is run in the global environment or a child of it. In practice, there aren’t many times where it’s necessary to share variables between server.R and ui.R.

I'm creating a shiny web app and would like to set the size of the plot and scale. What I mean by that is I'm looking for a way to set a finite height/width for my plot, and then scale that set sized image to the mainPanel( plotOutput ()) area.

Aug 6, 2020 · Although Kouadio has the correct answer, I found it difficult to follow those brief instructions, so I'm making them more detailed here. Quit RStudio. Find the RStudio launch icon, either on your desktop or in your Windows Start Menu. Right-click the icon and choose "Run as administrator." Say yes when prompted that this is really what you want to do. In RStudio, go …

I want to output multiple lines of text using one renderText() command. However, this does not seem possible. For example, from the shiny tutorial we have truncated code in server.R: shinyServer(

Nov 10, 2015 · I am trying to change the color of the action button from gray to orange. actionButton("run","Run Analysis") (This is in server.R.) Is it possible to change its color?

Jan 13, 2017 · I want to build a shiny app that gets matrix data as input and returns a table based on some operations on it as output. By search I find that ShinyTable package could be useful. I tried below shiny

Nov 4, 2015 · It's like the difference between observe and reactive. One is intended to be run when some reactive variable is "triggered" and is meant to have side effects (observeEvent), and the other returns a reactive value and is meant to be used as a variable (eventReactive). Even in the documentation for those functions, the former is shown without being assigned to a …

Nov 14, 2016 · I'm trying to build a Shiny app that subsets a data frame (to only include rows where a categorical variable matches the user-select input from the UI) before the data is processed in Server and then

Aug 21, 2016 · I am creating a Shiny App, where in one part I need the user to input a text summary, but the default size of text input box appearing in the App is very small. difficult for users to enter a summa...