Advertisements purpose of this code is recursively sum the digits of a number. like; 473 -> 4+7+3 = 14 -> 1+4 = 5 and stop here. All of the functions seem to be working correct except, in the last function there is an if check to check if the number is below 10. inside the… Read More Although the type of the variable is correctly number, function keeps returning it undefined

Advertisements I was trying to code widgets, that I could use at any time again. So I created a template for a textbutton and of course I am working with variables for the title and the function, that it should execute onpressed. Here’s my code: import ‘package:flutter/material.dart’; class CustomBoxButton extends StatefulWidget { final String title;… Read More Undefined variables in Dart / Flutter

Advertisements First of all, hello! The variable envKeys is undefined in the checkEnv.ts file. But in the file types.ts it is defined. It is the first time, that something like this happened. Here is the error: return botConfig_1.envKeys.reduce((acc, current) => { TypeError: Cannot read properties of undefined (reading ‘reduce’) I use ES2022 as a target… Read More Why does my exported const variable is only in 1 file undefined and in the other one is defined

Advertisements Typescript error "Object is possibly ‘undefined’." occurs when I use array.at(-1).key //array[array.length – 1].key For example, error does not occur with the code below class P { public x: number public constructor(x: number) { this.x = x } } const a = [new P(1)] console.log(a[a.length – 1].x) However, error does occur with the code… Read More Why does TypeScript give me an 'Object is possibly undefined' error when using array.at(-1)?

Advertisements I made a burger program and my goal is to add and remove burger ingredients with two buttons But after adding an ingredient, if the button is clicked again, I get the following error: Uncaught TypeError: Cannot read properties of undefined (reading ‘meat’) at Object.addIngredientsHandler [as addIngredients] import { useState } from "react"; import… Read More Cannot read properties of undefined (reading 'meat')

Advertisements The problem is that when I make a POST call to /login, the const user gets assigned undefined even though getUser() always returns the same value. The call console.log(getUser()); at the end of the file works fine. I simplified and unified the code. index.js const express = require("express"); const secret = "123456789"; const jwt… Read More Node JS await call returns undefined

Advertisements I wrote a little code snippet to check, weather a date lies in holidays or if it is a normal working day. When I use the function with a date in holidays the function seems to return true. When i check, if the function with the date is true, it seems that no true… Read More test a java script boolean function does not work

Advertisements I’m new to Symfony and can’t seem to find a way to fix my issue. I have done an earlier project in which I didn’t have this problem but it seems that the method getDoctrine is considered undefined. enter image description here here is the 1st route of my controller <?php namespace App\Controller; use… Read More Symfony 5.4 – Call to undefined method App\Controller\SiteValdinguController::getRepository()

Advertisements Relatively new to javascript. Just cannot seem to find out why this code doesn’t work. This is part of the Odin Project’s javascript exercises, exercises 12: https://github.com/TheOdinProject/javascript-exercises/tree/main/12_findTheOldest Currently just working on the first part of the tests for this exercise. After returning the variable, it returns with "undefined" and fails the test. Here is… Read More Why is my variable returning as 'undefined' despite being set a value?

Advertisements When I try to get an HTML form from using Node.JS/Express it seems to return a undefined value as the req.body returns an empty object. Node const express = require(‘express’) const bodyParser = require(‘body-parser’) const app = express() const port = ‘3000’ app.use(bodyParser.urlencoded({ extended: true})) app.use(bodyParser.json()); app.use(express.static(‘public’)) app.get(‘/’,function(req, res) { res.sendFile( __dirname + ‘/signup.html’)… Read More Node.JS – Express request returns undefined when when submitting a post request from a form