Using Karma plugin in IntelliJ IDEA to run individual test files
If you are using IntelliJ IDEA and working on test cases and if you want
useContext hook
Most of the blogs provide code that has parent and child component placed in the
React useMemo example with explanation
import React,{useMemo,useState} from “react”;import “./style.css”;export default function App() { const [state, setState] = useState(0); for(let
Mapping useEffect with lifecycle hook methods in React
componentDidMount useEffect(() => { // will run on every render }); useEffect(() => { //
Prevent child from re-rendering in React using React.memo
This is the parent component import React,{useEffect, useState} from ‘react’; import ‘./style.css’; import Child1 from
Chaining of methods for Javascript object
function Student() { this.obj = {}; this.setName = function(name) { this.obj.name = name; return this;
A tricky useEffect dependency
The following code returns 1. It is tricky but should be eye opener. export default
Override TextField and Dialog box content for Material UI
const theme = createMuiTheme({ overrides: { MuiOutlinedInput: { root:{ padding:’10px’, height:’50px’, } }, MuiDialogContent: {
matSort, ERROR Error: Uncaught (in promise): HierarchyRequestError: Failed to execute ‘appendChild’ on ‘Node’: This node type does not support this method.
While working on matSort if you face issue – “ERROR Error: Uncaught (in promise): HierarchyRequestError: