Questions tagged [selectinput]
209 questions
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How to update material dropdown in R to have value and choices set to NULL
I would like to clear the choices in my material dropdown when an event is triggered.
observeEvent(input$rfpsList, {
update_material_dropdown(session, "projectList", choices = NULL, value = NULL)
}, ignoreInit = TRUE)
Unfortunately I am…
JujV
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- 5
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Shiny App: Global data structure based on reactive input
I am trying to render some output plots in a Shiny app but need input values to change a "global" data structure (aka I need the data to be accessible to render multiple plots).
This is a simplified version of my app
ui <- fluidPage(
fluidRow(
…
Carrie Brown
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- 1
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Error in normalizeChoicesArgs when i try to make R-shiny app
am trying to build simple R-Shiny web-app and an currently doing ui.R
and am quite struggling on (selectinput) function, can any one help me pleas in this and this error comes to me when i run the code:
Error in normalizeChoicesArgs(choices,…
joj abd
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- 1
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1 answer
Failing to populate selectInput choices with column names of user uploaded .csv
I've tried this probably 10 different ways and the best I can do is get "name" "id" and "class" to show up in my selectinput columns once I upload a .csv.
How do I get my uploaded data's column names to populate the selectInput choices?
Here's the…
Raoul Duke
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- 1
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Trigger selectInput event through update function although selection has not changed
I want to implement an observer that reacts to events triggered by both user and update function (selectInput) using bindEvent. While this works fine in most cases, updateSelectInput does not trigger an event when the updated choices do not differ…
jslth
- 40
- 3
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My action in observeEvent(input$button,...) is being overrun by the normal observe(...) in R Shiny App
I have a small R Shiny app that has two options for setting 4 selectInput fields. They can be selected manually, or through an action button that selects random values taken as a sample of 1 from the available choices in the 4 selectInput…
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1 answer
updateSelectInput is overwritten by a selectInput in a shiny app
In the example below the action button would update the select input values. However, the second selection input is dependent on the first one and when the action button is selected the update to "virginica" does not occur.
ui <- fluidPage(
…
Vander Souza
- 37
- 6
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1 answer
Why is svelecte creating [object Object] when I create a new item?
In my SvelteKit project I am using the svelecte package to add selectize-style select inputs. The initial values are passed in via the the data variable created by svelte's load function when the page is requested.
erikor
- 254
- 8
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How can I create a histogram in Shiny based on several selectInput data?
I try to code my first shiny app to create a histogram visualising the frequency of the choices (from 0 to 4) from the 3 inputId's for each visitor of the future webpage via selectInput.
Thus, I wanted to know how can I create a histogram in Shiny…
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1 answer
How to make a reactive Leaflet with a selectInput in Shiny?
I am trying to create a map using leaflet in which interacting with a selectInput modifies the data loaded in the map. I think I'm doing the filtering right and using the reactive variables but I keep getting this error:
Error in…
James_00
- 5
- 2
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1 answer
R Shiny selectInput selector doesn's change the map output when the input chnages
When I change the input in the selectInput selector to show various groupings on the map, the full dataset shows up and doesn't change when the input changes.
ui <- dashboardPage(
dashboardHeader(title = "Businesses in South Bend"),
…
corinbog
- 11
- 1
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Cannot make server-side selectizeInput work
I have read all possible posts and threads about server-side selectizeInput, here and elsewhere... but no matter what I try, I cannot make it work.
I tried a few months back and eventually just gave up, but now I really need to make it work, so…
DaniCee
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How to change asp-items of select input depends on changing value of another input in ASP.NET Core?
I'm coding with ASP.NET Core. I have a form in a view that has several select inputs to insert orders. I want to change asp-items in select input of Products at run time, after changing select inputs of Properties of Products.
In other words, a…
NedaM
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- 10
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R Markdown - plot an element of a list from selected Input
I just start with R markdown, I search a solution to my issue on several topics but I could not find it.
I have a dataset containing several observations of several species (referenced with Longitude and Latitude), and I try to make an interactive…
airC
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- 1
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Add text on hover to selectInput/pickerInput choices (R Shiny)
Space for each choice in a dropdown menu is limited. We might want to use a shorter title for each of these choices to limit the size of the dropdown, but let to the user the ability to hover on each choice to see on screen the definition of each…
bdbmax
- 341
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