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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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What is the optimal way to capture live data with python?

Hey y'all I'm working on a trading bot right now but I'm really new to real-time data processing. So when it comes to choosing the method to capture the data I'm not sure what the best option would be. Shoud I make several API requests and process…
Paul Eric
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Real-time updates Saas

im developing a web-app. and one of my requirements is a page in which multiple users can share the same state. Kinda like a game room that all users see the same game and when one user interacts with an item everybody can see the progress. Ive got…
Avi9022
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SyntaxError : invalid syntax Cell In [4], line 1 delta <- (forecast1$lower[,2]+forecast1$upper[,2])/2 ^ SyntaxError: invalid syntax

delta <- (forecast1$lower[,2]+forecast1$upper[,2])/2 predicted_21 <- data.frame(date=seq(from=18476,by=1,length=21),new_deaths=delta) original <- data.frame(date=as.numeric(dat_INDIA_Analysis$date),new_deaths=c(0,stationary_data)) z <-…
Sveta
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Streaming json into bigquery using python

We have a code to reads some electricity meter data ,which we want to push to bigquery so that it can be visualized in data studio. We tried usign Cloud function, but it seems the code generates streaming data and cloud function timesout. So this…
K_python2022
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Issue with timedatectl

Hi can any help me how timedatctl works my understanding are if system clock sysnc with NTP serivce through internet system time will be updated to current date and time. If system clock sync with NTP it will update the RTC every 11 min is this…
Suma
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GraphView. Code Improvment. Efficient way to draw using graphview. Linear Graph

I do a step counter. I read in a one book a method, how to calculate user's steps using an accelerometer. I have Samsung Grand Premium (2014) which has only an accelerometer, so why I am designing the algorithm. The problem is I need to visualize…
Artemast
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How to spot difference between groups after groupby in a live data, using python?

Here is a sample data of a larger race result dataset that I have. import pandas as pd # initialize data of lists. data = {'Car': ['A', 'B', 'C', 'D','C', 'A', 'B', 'D','B','C'], 'time': [2012, 2013, 2000, 2012, 2009, 2012, 2013,2000,…
sam_sam
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Listening to Events (Mainnet) , don't see native NEAR transfer events on socket messages

I am listening to wss://events.near.stream/ws using the following filter { "secret": "hnftsss", "filter": [ { "status": "SUCCESS", "event": { "standard": "nep141", "event": "ft_transfer" } …
Sonu Sharma
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Data Fusion realtime pipeline, is there a way to send a dummy message to PubSub topic when data is landed in BigQuery sink?

I'm expected to get a stream of messages from an external website to a pubsub topic. Data Fusion is used to build a simple realtime pipeline with a pubsub source (for before ) > wrangler > BigQuery sink. My use-case wants to send a dummy message or…
hansa29
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I have MySql table, how is it possible to make a realtime database with react ? If so, with what stack you able to do it?

I have a logic where on a backend side I have an automation which changes mysql database table. When a user goes on website to see those changes I need to show them in realtime. If db changes I want to show changes right away in realtime. I heard…
Eldar Tailov
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Power BI Real-Time Streaming with SQL Data using Azure Stream Analytics Job

I am new to Azure Analytics. My Issue is to unable to connect to Power BI with Stream Analytics Job. FYI, I can't edit configuration files of my IoT devices. I only have my Sensors data in SQL Server. I want that data to be live stream to Power BI…
erp
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Flutter application freezing

I am working on a mobile application in Flutter to create a Bluetooth connection receive data from this device plot them on the screen using SfCartesianChart Everything works fine, except that after a while, the application freezes completely.…
display_name
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Using sink in Apache Flink for read purposes?

I am new to Apache Flink(and stackoverflow), and I wanted to know the best practice for dealing with the following scenario: I am currently consuming real-time message using a KafkaSource from someone else's application. Some of these messages will…
Childe
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How to update a constant csv file with real-time detection data?

I am trying to get the id number of a detected object into a csv file and because it is in real-time it will update the file with the id of the new detected object. But I can't get the correct str value to be detected because if I put 'id' or…
user18476419
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Pitfalls and good practices for streaming data from a Raspberry Pi to my laptop

My first first post (ever), so if i've violated some rule(s) regarding SO usage, let me know... I have an IMU connected to a Raspberry Pi and wish to stream the acc/gyro data to my laptop for graphing, analysis, etc. The IMU code on the RPi is…
Hermit
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