Could someone explain why async code needs to be called by async code in a few more words than this? I understand that async-await is just promises under the hood, so it makes sense that any code after an await…
I'm trying to understand async/await in .net8, especially exception handling and I'm running into some confusion, especially regarding the documentation as while it specifies some of the approach it doesn't give enough examples for me to understand what's happening. I'm…
In the below code a popUp dialog is shown. I want the _startLongRunningLoop to be called once popup dialog is closed. Right now, the popup dialog remains open until _startLongRunningLoop is complete. How can I do it? Simplified dummy example…
I created a SOAP server in Node.js const soap = require('soap'); const http = require('http'); const XMLWriter = require('xml-writer'); const service = { ImpDispatcherService: { ImpDispatcher: { performTest: function (args) { const xw = new XMLWriter(true); xw.startDocument(); xw.startElement('result'); queryDatabase(args.parameter1, xw).then(success…
In our project we have a test written by a former colleague that is firing a request to an end point, which should - and does - return a 500 - InternalServerError (checking for this using Shouldly) after throwing an…
everyone, there is a task, where I need to terminate a function process when an event occurs. Normally, when throwing an error in anything inside the process, for example, throwing an error from the delay in any step of the…
I have tried to implement promise chaining in Javascript with 3 simple promises. First promise I am resolving and last 2 I am rejecting. Till 2nd rejection it is working fine. But after the catch statement it is throwing error…
first(second); function first(callback) { hello(); callback(); } function second(){ goodbye(); } function hello() { setTimeout(() => { console.log('Hello'); }, 3000); } function goodbye() { console.log('Goodbye'); } I'm looking to find a way in Javascript where the second function runs only…
p1 = new Promise((res,rej)=>{ console.log("p1 setTimeout"); setTimeout(()=>{ res(17); }, 10000); }); p2 = new Promise((res,rej)=>{ console.log("p2 setTimeout"); setTimeout(()=>{ res(36); }, 2000); }); function checkIt() { console.log("Started"); let val1 = this.p1; console.log("P1"); val1.then((data)=>{console.log("P1 => "+data)}); let val2 = this.p2; console.log("P2"); val2.then((data)=>{console.log("P2…
I'm starting to get pretty frustrated with Dart's async ... All I want is lazily load some value and assign it to a property in my class: Future<String> getMeSomeBar() async => "bar"; class Foo { late String bar = await…