Category "javascript"

Convert JS object to JSON string

If I defined an object in JS with: var j={"name":"binchen"}; How can I convert the object to JSON? The output string should be: '{"name":"binchen"}'

Is there a way to alert when the right cell is chosen? Javascript

I have to make this game as an assignment for school, it is a simple game you just have to choose the right cell in the table. I was wondering how i am able to

How should I add error handling to the constructURL function

I'm working on a project that is helping me to learn about JavaScript for an incoming internship that I have. In the constructURL function I'm using an if-else

How to get the time spent on a tab in Chrome? [duplicate]

I am working on a chrome extension, and I need the time spent on each tab. I'm using chrome.tabs api.

How to collect multiple message in a loop using awaitMessage?

Im trying to create a game command in which players need to guess where the cat is among a number of boxes. The basic concept was done but I somehow can't colle

Angular 7 shared service for siblings component to get data from other sibling

In my Angular 7 app I have two sibling componentns... configurator component and custom stepper component. In configurator component I have some functions that

Linting not working eslint-plugin-vue for .vue with <script src="./TheAloha.js">

If i have 3 files: TheAloha.vue, TheAloha.html, TheAloha.js, linting don't work for TheAloha.js. TheAloha.vue <template src="./TheAloha.html"></templat

Accept confirm in Webview React Native

I've a React Native app (with expo) that has a Webview that I used with injectedJavascript to go through a login an do some stuff. The thing is in one part, the

I am trying to filter on date and reduce the response and do .push to my Data array. But i get error on push cannot assign numbers to strings

This is the the data[] that I want to do push on reduce. const data = [{ 'Date': '', 'AssignedA': 0, 'ConsumedA': 0, 'AssignedB': 0, 'Co

The KeyboardAvoidingView is not behaving the way I want it to

So the code for my login screen is import { StyleSheet, Text, View, StatusBar, SafeAreaView, TextInput, ImageBackground, KeyboardAvoidingView, }

Abstract type classes/interfaces in typescript

Is it possible to have superclasses/interfaces and subclasses/implementations that depict the typing in an abstract way? Lets say you have types and following f

Markdown Double Table issue

I wrote a one javascript markdown editor. When I click twice the table, 2 tables are create. But I have some problem for that. That tables are merging. How to a

How to define Type of dynamically added global variables for Intellisense

I am defining four global variables from a forEach loop using a line similar to this: global[name] = buffer with buffer being the type from node.js and current

BokehJS FreehandDrawTool does not plot line when dragging mouse in canvas

In BokehJS 2.4.2 the FreehandDrawTool documentation is showing in the toolbar, but no line is drawn when dragging the mouse in the canvas. Here is a minimal exa

Ajax chained dropdown not loading/working correctly on the LIVE server

I have a country, state and city chained dropdown which loads a state depending on the country and loads the cities depending on the state. The code works perfe

Hydration error due to if statement in Next.js [duplicate]

I am getting three errors due to the if statement in my _app.js file. Error: Hydration failed because the initial UI does not match what was r

Changing video-background based on weather description using React

I am trying to have it so that the video background of my weather app will change based on the weather condition using React. This is my App.js import React

"Warning: Cannot update a component" when creating a user with Firebase react hooks

In my React App I want to create a user with Firebase react hooks using createUserWithEmailAndPassword authentication but I get these errors. Error 1 POST http

Why can't I directly modify a component's state, really?

I understand that React tutorials and documentation warn in no uncertain terms that state should not be directly mutated and that everything should go through s

Javascript share sessionStorage among tabs

I am using Javascript with Chrome and I need to share the sessionStorage content among different tabs. I know that i could use localStorage but I don't want to