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Questions tagged [real-time-data]

Real-time data is information that is delivered immediately after collection. For questions regarding the real-time data feature of Excel, choose the 'RTD' tag.

Real-time data is information that is delivered immediately after collection. There is no delay in the timeliness of the information provided, save of technical limitations such as transmission delay. Areas of application are navigation, tracking or charting.

311 questions
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FB realime API is giving multiple responses

I am using FB real time API to fetch real time data from a FB page. I have installed webhooks in my application and subscribed to feed, also made a POST request to /{page_id}/subscribed_apps end point to get real time updates. However, each time…
souvik das
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video call using Session Initiation Protocol android

Is it possible to make video call using Session Initiation Protocol in android. I found SipAudioCall for audio calling but did not find any similar class for video calling.
Milind Naik
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How to provide real time data in Asp Net Mvc that is consuming Asp Net Web Api using HttpClient?

I am developing an Asp Net Mvc client that is consuming Asp Net Web Api. For some reasons I decided to use System.Net.Http.HttpClient class, instead of jQuery AJAX to send data and get it back from the web api. So the outline of my application flow…
Mykhailo Seniutovych
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Can I take a values from google firebase to my XYPlot?

Hi I am new to android and I am developing an app to display a temperature data that I get from my firebase database. I am following the following tutorial to draw the graph https://www.youtube.com/watch?v=wEFkzQY_wWI . But I am not finding many…
mas
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MQTT streaming QoS control

Probably relating to the SO question MQTT for realtime data streaming, how would the realtime multimedia quality be achieved with MQTT? This is different from the MQTT defined QoS 0, 1, or 2. In realtime streaming with RTP and RTCP, these extra…
minghua
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How to integrate Elasticsearch for Realtime Visualization?

I am trying to visualize my data which is in elasticsearch and using Kibana5 for that. But the problem is what Kibana visualizes is not realtime visualization. If I update my data then I need to visualize that again and need to reflect on my…
Jaffer Wilson
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How to do real-time synchronization

I've an scenario where I have one database in Firebird or Oracle, and one database in sqlserver that it have some tables of the anothers databases. I did like the tool like realm.io, where I can synchronize the databases. How to do that?
Renatto Machado
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C# Oscilloscope Simulator (with MS Chart control)

I have need to create an oscilloscope simulator using the ms-chart control. I store my data in an array. But I don't know how to create the "moving effect" - continuous update of the control. (adding / removing points from the chart control) and…
Fiara
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Node.js Variable Transactions(Concurrent Modifications)

Good day, Currently i am building a HTTP server with node.js as the server side language. The main responsibilities currently is to accept requests such as add user,increment likes and dislikes etc. The architecture of the server is socket…
Remario
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High-frequency data real-time curve display through database , is it feasible?

Monitoring project, 16 sensors, sampling frequency 50hz, oracle database is adopted, with simple structure: record_time + sensor_data. Create Table real_data( record_time timestamp(3), ac_1 Float, ac_2 Float, ac_3 Float, ac_4…
skyspeed
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why realtime database can not work in my recyclerview

I tried to change the database in the console firebase but the data in my adapter unchanged, recylerview was only changed when the application is closed and opened again MainActivity.java public class MainActivity extends AppCompatActivity { …
Fahruddin Yusuf Habibi
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Real time database with Storage in Firebase in Android

Any ideas on combining storage e.g pictures, or videos with real time database? meaning, am looking for solution where by admin can save image and some details on the storage in firebase, and users can comment on the image or video using real time…
Ally Makongo
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MongoDB MapReduce - Reducing BSONElement

I am trying to apply a map reduce function in a document like this: { "_id": 2, "timestamp_day": "1/20/2005 12:00:00 AM", "variableID": "GUID", "subscriptionID": "1", "unit": "kWh", "timezone": "UTC", "sum": 0, "numberOfRecords": 96, "values": { …
Jorge Lima
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Solving Overembedding MongoDB with Slow Down performance

Currently I'm working in a project that have a seriously problem of Overembedding because in only one collection are located 3 objects (arrays) inside this, which contains practically the 70% of the bussiness model of the app (we received this…
brodriguezs
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establish connection from python to matlab

I am trying to transfer data in real time from python to matlab using UDP protocol (as this post suggested: Real-time data transfer from Python to MATLAB). right now this is what I have, and it dosent work: on python (sender): import…
TomE8
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