I am trying to learn Svelte by building a quiz app. What I wanted to achieve is that when the user has answered a question from the quiz, it automatically jumps to the next one. I set a setTimeout() of…
I'm working on some projects and I was wondering why the setTimeout(s) I was delaying where taking a lot longer then expected... To give a context, the code reacts to some triggers, and the function fires quite a lot (maybe…
I know existence of a throw inside of a promise, change the state of that specific promise to rejected and the result will be the error message, but when I type this throw inside of a setTimeout located inside of…
Even after adding if else statment inside setInterval() function to clear the interval once my time variable reaches 0, the setInterval() is still running with negative time value. Please specify what the problem is and provide some solution for the…
I'm confused as why one, two and three are printed even after encountering an error. Here's the code: setTimeout(() => { console.log("one"); }, 1000); setTimeout(() => { console.log("two"); }, 2000); setTimeout(() => { console.log("three"); }, 3000); console.log(neha); I was expecting…
Based on this accepted answer regarding micro-task queue checkpoints in JS and looking up the concept more, I have come to understand the following: Micro-task queue checkpoints happen at these points in the event loop: After a script execution: When…
I tried to find a solution with GPT for a while, but didn't get a good result. The Basis: I have built a snack bar to display errors. This takes an error as a string parameter and saves it in…
I'm confused about the execution order of the following code (Ran on jsfiddle): let num = 10; window.addEventListener("unhandledrejection", (event) => { num = 20 }); let promise = new Promise((resolve, reject) => { reject("reject"); }); setTimeout(() => { promise.catch(() =>…
I wanted to create a loop that could simulate a 5 second delay but ended up creating an infinite loop. I don't get why that works this way. let a = Date.now() + 5000; while(Date.now() < a) { console.log(1); }…
Not sure if this a React issue or not. I have an array of objects in state and am mapping each object to a component. Inside this component, I have a useEffect that sets a timeout, when the timeout completes,…