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Javascript 2021-10-20 00:59:12
how to detect changes in a div javascript
Press enter var MutationObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver; var list = document.querySelector('ol'); var observer = new MutationObserver(function(mutations) { mutations.forEac... Add solution -
Javascript 2021-10-19 11:13:08
javascript foreach array of object get value by key
var lunch = { sandwich: 'ham', snack: 'chips', drink: 'soda', desert: 'cookie', guests: 3, alcohol: false, }; Object.keys(lunch).forEach(function (item) { console.log(item); // key console.log(lunch[item]); // value }); // returns "sandwich... Add solution -
Javascript 2021-10-16 04:12:07
every possible pairing in an array javascript in new array
function pairs(arr) { var res = [], l = arr.length; for(var i=0; i<l; ++i) for(var j=i+1; j<l; ++j) res.push([arr[i], arr[j]]); return res; } pairs([1, 2, 3]).forEach(function(pair){ console.log(pair); }); Add solution -
Javascript 2021-10-15 00:07:09
react map gl marker
// add markers to map geojson.features.forEach(function(marker) { // create a HTML element for each feature var el = document.createElement('div'); el.className = 'marker'; // make a marker for each feature and add to the map new mapboxgl.Mark... Add solution -
Javascript 2021-10-13 06:20:07
begin transaction in node js using pool query
module.exports = { creatUser: (req) => { return new Promise((resolve, reject) => { pool.getConnection(function (err, connection) { connection.beginTransaction(function (err) { if (err) { //Transaction Error ... Add solution -
Other 2021-10-08 05:19:02
Search wikipedia
// JavaScript Document let resultsList = document.getElementById('resultsList'); let searchForm = document.getElementById('searchForm'); let searchInput = document.getElementById('searchInput'); searchForm.addEventListener('submit', (e)=> { e.preven... Add solution