Category "javascript"

Deep Linking with react-navigation does not work

Actually, I'm developing an app on react-native 0.58 with react-navigation 3.1.5, and I can't make my app run properly. This is my code: app-navigation.js co

Django Horizontal Scroll on Top of Changelist

I have the same problem as depicted here by mozman2: "In my Django changelist there are lots of columns that means there is a scrollbar at the bottom of the lis

Jest: Better way to disable console inside unit tests

I wonder if there is a better way to disable console errors inside a specific Jest test (i.e., restore the original console before/after each test). Here is my

Iterate elements and toggle using classList in javascript

Conditions: Please use javascript and classList property to invert which elements have .highlight class. Basically iterate over all the <li> elements and

How to export Axios.create in Typescript

I have this working: export default axios.create({ baseURL: 'sample', headers: { 'Content-Type': 'application/json', }, transformRequest: [ (dat

Observing DOM changes, Specifically input value change using Plain JavaScript [duplicate]

I have a certain requirement where I want to be notified about all changes in HTML input on a page specifically value of all input elements on

Javascript foreach loop on list items

I have a basic HTML list like below... <ul class="test_ul"> <li class="item" id="item1"> Item 1 </li> <li class="item"

How to reset vuetify's v-input-file

How can we reset vuetify's v-input-file? To clear the form input file after each upload? <v-file-input label="Upload" accept="ima

Bootstrap modal focus trap behaving differently on BS documentation page

I'm using Bootstrap modal and it doesn't seem to trap focus inside the modal. However, when tested on Bootstrap webpage https://getbootstrap.com/docs/4.1/compon

How Refresh chart js data with same variable name

I am facing an issue while refreshing the data using the same variable. Every time data get changed in a variable(mydata) but after an update the chart loaded w

Vanilla Javascript use of bind() with REST parameter

Why bind() passes even the type of event with rest parameters. How to avoid passing the event 'click'? function say(...numbers) { for (const number of numbers

Get input text width when typing

I have a input type text <input type="text" id="txtid"> When i start typing text inside input, i should be able to get the lenght of the entered text.

Angular: cdkVirtualFor not rendering new items

I'm building a vertically scrolling calendar. I'm getting the initial days to load, but when new days are added to the list, they aren't being rendered. <c

why componentdidmount called two times

I have React Component in componentDidMount fetch data from the server. The issue is componentDidMount called twice also the API called twice. I have a view inc

Where to dispatch multiple actions in redux?

I am using redux with connect and redux-thunk middleware and containers. Currently when an user perform an action, example one click on a button, I need to dis

How to remove object properties with negative values, regardless of depth?

I'm looking for a way to remove object properties with negative values. Although an existing solution is provided here, it works only with no-depth objects. I'm

Appending a Prefix to Routes in One File in Express JS

I am currently refactoring my code and I am hoping there is a more efficient way to make my code look pretty. Here is what I currently have: router.route('/ap

Appending a Prefix to Routes in One File in Express JS

I am currently refactoring my code and I am hoping there is a more efficient way to make my code look pretty. Here is what I currently have: router.route('/ap

What "plugins" property in .eslintrc does?

module.exports = { root: true, parser: '@typescript-eslint/parser', plugins: ['@typescript-eslint'], extends: [ 'eslint:recommended', 'plugin:@t

Should I wrap every prop with useCallback or useMemo, when to use this hooks?

With react hooks now available should I in case of functional components wrap every function passed with props with useCallback and every other props value with