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Dash Gauge change color of value when using color range

Hi all, I’m trying to make a temperature dial, with a color range. Does anyone know how i can have the value displayed change color? I’ve attached example code, where the color changes when no range...

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Callback error with multipage dash app

## Traceback *(most recent call last)* * #### File "C:\Users\Hi\Desktop\dash-app-example\apps\login.py", line *50* , in `sucess` user = User.query.filter_by(username=input1).first() * #### File...

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On same lan BUT can't http://host ip address:8050/?

so I have a dash site running on a machine on my lan but when I try to http://host ip address:8050/ I get Unable to connect Firefox can’t establish a connection to the server at 192.168.1.216:8050....

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Most common data sources (Postgres, MySQL,...) to build dashboards

What are the most common data sources (Postgres, MySQL,…) do you take the data from to build dashboards? 1 post - 1 participant Read full topic

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Control order of call backs

Here is my scenario: Drop down#1 have list of data frames to choose and user can choose only 1 dataframe Drop down#2 is dynamic and depending on the dataframe chose in dropdown#1, it’s columns get...

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Two apps using same port do not raise any error

Hi all, Please see the following two simple apps using the same port: app1.py: #!/usr/bin/env python import dash import dash_html_components as html import dash_core_components as dcc from...

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Charts don't autofit screen height, despite specifying height/autofit?

Hi, So i’m new to plotly, and can’t seem to find a fix for this issue. I have four charts that I want displayed in a column, at full screen, i.e., i want to see all four charts vertically, without...

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Exporting/serialization html.Div to Json

Hi! I have trouble with serialization html.div as a json. I want to export page (where is assigned html.div) to json and save it. Then I want to regenerate page with the same html. Method...

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How to transpose a Dash DataTable

Hello All, I have a Dash DataTable that would have a better impact if it was displayed horizontally (or transposed). I don’t think I can just transpose the table in the backsene becase the data is a...

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Graph hover feature

Hello Plotly community, I have a dash app using map using mapbox. My app is similar to the app on the dash gallery (https://dash-gallery.plotly.host/dash-oil-and-gas/) where you have a hover text box...

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Generate dynamic objects from callback

Hi, I’ve lately tried to implement a simple search in my website. The idea was to input a search query and get a list of elements back, in the form of collapsible text fields. I couldn’t make it work...

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Available new component: Dash Record Navigator

Hi All, I would like to present a new component Dash Record Navigator. It is available on github: https://github.com/fran6w/dash_record_navigator It enables to navigate forward and backward within...

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Drop down not working

Hi Team, I have written the below code where in when ever i select a particular drop down i want t graph to be displayed the dropdown is appering but the grap is not coming Code: import pandas as pd...

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TODO app for deleting

https://dash.plotly.com/pattern-matching-callbacks Hi Guys, has anyone figured out when we delete from the input field where will it be stored? Also how to remove the deleted text from text file when...

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How to make action after click on button?

Hello, I’d like to make a complex page which allows me to read text/options from inputs. First of all I’d like to make a button that invoke a method and pass text from textarea after click on it. This...

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DataTable rendering

(topic withdrawn by author, will be automatically deleted in 24 hours unless flagged) 1 post - 1 participant Read full topic

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DataTable selected_rows

Hi there, I have a datatable with pagination and a callback which should update the selected rows for every page. I don’t see why but when I change the page, the rows are selected for a sec and then...

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Building a prediction app

Hi experts, I’m a newbie and i’m trying to figure out how to build a Two-Page App for a Recommendation System At the moment, I get the page below looking at the basic tutorial and documentation At the...

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Help understanding "Failed to fetch" errors w/ upload component, and...

I’m a very new Dash user. I’d working on an etude that uploads files and displays a table of the results. I’m cribbing/stealing blatantly from the Dash upload docs and other example (e.g. from...

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Updating App Callback from Auto Zoom Feature in Graphs

Hello New to the forum, somewhat new to Dash, not new to Python. First, great library overall. Second, I built a relatively basic app that plots points and an average over time. Along with the graph,...

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