There is an input field that will update a state called q to whatever the user enters, and the code inside useEffect will do a search with q. If the length of q is <= 2, then I need to…
I'm attempting to create a function that will execute simultaneously to send images for Cloud Firestore. At the moment I'm attempting to simulate a request with setTimeout to understand how the function works. Although I can't seem to get it…
I've a file upload button in Django template. When a user clicks on the Choose File option, the file selected can be loaded. I'm trying to add an additional option where the user can load the example files stored in…
I am a JavaScript beginner. have an async function, that has an await method in it, problem is that after obtaining the return value from that async function when I am passing it as a parameter to another function and…
Let’s say I have the following function which performs a long-running, expensive, synchronous operation: func doSomethingExpensive() -> Foo { let result = // ... some long-running, expensive, synchronous operation ... let manipulatedResult = manipulateResult(result) // another long-running, expensive, synchronous operation…
I'm converting some code from .then/.catch to async/await. I need to access the original promise that fails in the catch block for logging purposes. Orignal code: const myPromise = somePromise() myPromsise.then(() => { //... }).catch((error) => { errorLogger(error, myPromise) //…
I have the following interface and two of its implementations: public interface ITokenCache { string GetToken(string key); string SetToken(string key, string value); void DeleteToken(string key); } public class InMemory : ITokenCache { // Implementation using IMemoryCache. } public class Redis…
Take a look at this code: async function fun() { return 5; } console.log(fun()); Here I have tried to return a promise that resolves with value 5, and tried to log the returned object. I was expecting the output to…
I have inherited some node js code, which gets called using command line parameters such as node. --op (where the whatever can be doProcessA, doProcessB, etc.) Each of these processes does different things, such as reading data from an API,…
I am a beginner at learning flutter and dart. I am trying to get my location initially with $lat and $lng variables and display it via static google map using an HTTP request but upon clicking the TextButton widget, the…