Category "asynchronous"

setTimeout with Promises

I trying to solve a challenge with the following question: Implements a function that takes a number as a parameter and after x milliseconds (between an interv

How to return the response from an asynchronous call

I have a function foo which makes an asynchronous request. How can I return the response/result from foo? I am trying to return the value from the callback, as

Catch-all exception handling for outbound ChannelHandler

In Netty you have the concept of inbound and outbound handlers. A catch-all inbound exception handler is implemented simply by adding a channel handler at the e

How to use Promise.prototype.finally() in async/await syntax?

Actually my main question was using Promise.prototype.catch() in async/await ES8 syntax, Undoubtedly Promise.prototype.then() is existed in essence of async/awa

How to correctly structure a nested node-fetch request to avoid Promise<pending>?

I'm attempting to Fetch GET my website (with node-fetch) Scrape it with Cheerio to get specific posts Fetch GET from my CMS (with node-fetch) to check if there'

FastAPI runs api-calls in serial instead of parallel fashion

I have the following code: import time from fastapi import FastAPI, Request app = FastAPI() @app.get("/ping") async def ping(request: Request):

How to deal with IAsyncDisposable and IDisposable interfaces when no synchronous dispose available? [closed]

I am writing a Connection like class around an interop object. In particular, the closing of my connection is asynchronous. The object I am in

Best Practice winforms async/await keywords

Testing a bit TPL. I use this code and it works: async void button1_Click(object sender, EventArgs e) { MyClass2 mc2 = new MyClass2(); la

node.js async/await using with MySQL

I need to get all results synchronized and append to a string with async/await keywords like c#. I am new to node.js and I can not adapt this new syntax to m

TypeError: rl.question is not a function - NodeJS - using play.js

I’m trying to use the readline library within play.js which is an iOS app on my iPad. const rl = require("readline") rl.createInterface({ input: proces

Stop Parallel.ForEachAsync

In C#, I am interested in stopping a Parallel.ForEachAsync loop (considering the differences between Stop and Break); for Parallel.ForEach I can do the followin

Reactjs setState asynchronous

I am building a little search engine and got following problem: Everytime I enter a query, the last letter is missing. I figured out, that it has something to

aiogram bot stops answering messages several minutes after the bot was run

I am new to aiogram and I have a problem: several minutes after running a bot my bot stops reacting to the messages. Is it because of the problems in my code, o

What are asynchronous functions in JavaScript? What is "async" and "await" in JavaScript?

This Q&A is aimed to give clear answers to the following questions: What are asynchronous functions in JavaScript and when and how do we use them? What are

What are the differences between gRPC AsyncIO and RabbitMQ and when to use them?

I want to implement event-driven communication in my microservices architecture. For example, if event A happens, services X and Y would carry out certain thing

A second operation started on this context before a previous asynchronous operation completed

Message: "System.NotSupportedException was unhandled Message: An unhandled exception of type 'System.NotSupportedException' occurred in mscorlib.dll Additional

Is .GetAwaiter().GetResult(); safe for general use?

I read in a few places that .GetAwaiter().GetResult(); could cause deadlocks and that we should use async/await instead. But I see many code samples where this

How to make the rest of the code wait until zipfile finishes compiling files

I'm writing a script that compresses multiple files and then uploads the zip file into Google Drive. I managed to do both of these actions separately but when I

Send asynchronous HTTP requests one after another

I am trying to use aiohttp to send requests one after another like this import aiohttp import asyncio from datetime import datetime async def main(): requ

async Task is being executed immediately instead of asynchronously

I have a Task that should execute asynchronously that is executing synchronously. I'm not entirely sure why it's happening, and it seems to follow the example f