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Questions tagged [real-time-updates]

279 questions
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Transfer data between Windows app form c# and mvc web page

I have web page that scan images from scanner in client's device I use SignalR Hub to communicate between web and win app that installed on client's device. I did code and everything is ok…
Mohammad Khir Alsaid
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Fast Live imshow in Matplotlib and display that using cv2

I've been struggling to get efficient live imageshow in matplotlib (subplots and cmap) and then use the figure as a display in CV2 for real time, and to this day I remain unsatisfied mainly due to laggy low fps. I have shown the relevant part of the…
t.abraham
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chrome extension real time notifications

I am trying to send instant notifications when there is an update to my site. I have create the extension and set up notifications chrome.notifications.create( "%name", { type: "basic", iconUrl: "image.jpeg", title: %title, …
Imogen Johnson
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How to Share Files Through Django Channels, now there are incomplete solutions like from S3 buckets and all

I'm developing a chat application in Django and I want to share files through django channels. I just found some solutions that are based on this topic, but all are incomplete. So please help me for figure it out. Now I'm sending messages like the…
AdnanKattekaden
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Re-render react app when data is added to backend server

I have a react app and an android application. Now I send data from android to my server. Data is update in my mongoDB. After that I want to show it in my react app that a new data is added. Now I am not able to understand how to re-render my react…
Shobhit Tewari
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Does jBASE support Realtime Interactions?

Does jBASE support web sockets or any other similar technology to offer real-time interaction capabilities? For example, if I am creating a web based dashboard, can I show real time updates on the charts with a jBASE backend?
Anjana
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ways to create Python data visualization website receiving realtime asynchronous feed

I'm looking for ways to visualize tick data and put it on a website. I've came across the below methods that have clear limitations. I am aware that it's possible with node.js libraries but I dont want javascript at all because a) I hate JS as a…
smaillis
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Any chance I can use websocket to connnect to MS Teams so I can get real-time message in the channel of MS Teams?

Is there any way that I can monitor a channel of MS Teams so that I can get all real-time messages posted in the channel?I used to use websocket connection to meet that kind of requirement,but this time I can't find any websocket related information…
Xia
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Remove a realtime listener on firestore

I am kinda new on firebase and I don't quite understand how to detach a realtime listener. I already read the official documentation but still don't understand how to. If anyone could simplify it for me and create a function to start the listener…
Nimbus321
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how to generate frames of image from live webcam in colab for Live sketch detection

def Sketch(image): grey_img = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) #reducing the noise in the image blur_img = cv2.GaussianBlur(grey_img, (5,5), 0) #Edge extraction edge_img = cv2.Canny(blur_img, 10,70 ) ret, mask =…
Ajay77
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How to update flask frontend instantly when MongoDb database updates?

I am updating a MongoDb database from a streaming application. And I want the changes in the database to reflect in the frontend. On the frontend, I am currently queering the database, but I have to refresh manually to get new updates. Refreshing…
Kaivalya Swami
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pug file, to connect to Websocket, and then display values arriving?

Here's a simple pug file p Hello The backend is ordinary node, express, passport, sql so something like app.get('/example', (request, response) => { response.render('example.pug'); }) I want the web page to Connect to a websocket server Any…
Fattie
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Flutter get user location real time error: The setter 'latitude' was called on null

I am new to fultter. I am trying to get real time of user's location. For this, I used the location plugin (https://pub.dev/packages/location). The issue is that the map is being populated before the location get assigned, and returning an error:…
AbdalRahman Farag
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Is there any need/advantage of calling an api using the http client service when using websockets in angular?

I am trying to learn how to use socket.io by building a simple chat app using the socket.io library and MEAN stack. From looking at some open source projects(like this one) I have seen that the client, mainly when executing the chat logic,…
YulePale
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Updating JLabel text from another thread in real-time

I need to create a GUI to show real-time data coming from the Serial port. I'm reading serial port data from a separate thread and I need to update GUI from there. My current implementation is like this. class Gui extends JFrame { private JLabel…
shan
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