I'm working with promises in JavaScript. I need to call a promise that returns a number 3 times. These conditions must be met: The promises must be run in parallel, not one after the other. If all the promises resolve…
I have a tree, so when a user clicks on the root, the table will automatically display the first item of that root node. The problem arises when the user clicks too quickly, even before the API tree returns data…
I am learning microtask queue and i have a simple question. With the following code: Promise.resolve().then(()=>console.log("Resolved1 Promise")); Promise.reject().then(()=>console.log("Resolved2 Promise")).catch(()=>console.log('Rejected2 Promise')); Promise.resolve().then(()=>console.log("Resolved3 Promise")); Promise.resolve().then(()=>console.log("Resolved4 Promise")); Promise.resolve().then(()=>console.log("Resolved5 Promise")); I expected output to be in the sequence: Resolved1 Promise Rejected2 Promise Resolved3 Promise…
I’m trying to show a loading indicator when executing a long-running task. The loader should remain visible for the entire duration of the task and then be hidden when the task completes. However, the loader--show class is briefly applied and…
I am learning promise chaining and I stumbled upon a doubt. Consider the below promise chain - const myPromise = new Promise((resolve, reject) => { setTimeout(() => { resolve("foo"); }, 10000); }); myPromise .then(handleFulfilledA, handleRejectedA) // first then .then(handleFulfilledB, handleRejectedB)…
Consider this: const a = () => { return new Promise((resolve) => { resolve(1); }); }; const b = () => { return new Promise((resolve) => { a() .then((aR) => { console.log(aR); resolve(2); }) .finally(() => { console.log("A"); }); });…
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…
Consider the following assignments: const promise1 = (async () => { await someAsyncFunction(); })(); const promise2 = new Promise(async resolve => { await someAsyncFunction(); resolve(); }); Is there any meaningful difference between these two Promises (other than verbosity)?
I found a couple of questions pretty close to what I am looking for, but either I don't understand enough or the questions/answers do not exactly apply to what I am looking for: How to use requestAnimationFrame with Promise requestAnimationFrame…
Since TypeScript is a superset of Javascript and 'Type' would be removed in the resulting js files, so I guess playing with 'type' would not work like this, right? Also, is there any better way to do it other than…