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Other 2022-03-22 09:35:47
filter return item name
Use .filter when you want to get the whole object(s) that match the expected property or properties. Use .map when you have an array of things and want to do some operation on those things and get the result. The challenge is to get all of the messages... Add solution -
Javascript 2022-03-04 04:15:09
add update react pwa feature
//This from url https://stackoverflow.com/questions/56972246/how-to-update-reactjs-based-pwa-to-the-new-version window.addEventListener('activate', function(event) { event.waitUntil( caches.keys().then(function(cacheNames) { ... Add solution -
Javascript 2022-02-16 07:00:05
map()
const posts = [ { id: 1, title: "Sample Title 1", description: "Lorem ipsum dolor sit amet, consectetur adipiscing elit..." }, { id: 2, title: "Sample Title 2", description: "Lorem ipsum dolor sit amet, consectetur a... Add solution -
Javascript 2022-02-08 06:50:07
d3 force simulation
var width = 600, height = 400; var colorScale = ['orange', 'lightblue', '#B19CD9']; var xCenter = [100, 300, 500] var numNodes = 100; var nodes = d3.range(numNodes).map(function(d, i) { return { radius: Math.random() * 25, category: i % 3 ... Add solution -
Javascript 2022-02-02 21:05:25
how to find and remove object from array in javascript
// we have an array of objects, we want to remove one object using only the id property var apps = [{id:34,name:'My App',another:'thing'},{id:37,name:'My New App',another:'things'}]; // get index of object with id:37 var removeIndex = apps.map(function... Add solution -
Javascript 2022-02-02 05:32:01
how do you iterate through a list in react stackoverflow
if (this.props.dataresults.length > 0) { return this.props.dataresults.map(function(user, i){ console.log('user'); console.log(user.description); return <li key={i}>{user.description}</li&g... Add solution -
Javascript 2022-02-01 00:35:20
pdf javascript search text
var searchText = "JavaScript"; function searchPage(doc, pageNumber) { return doc.getPage(pageNumber).then(function (page) { return page.getTextContent(); }).then(function (content) { // Search combined text content using regular expr... Add solution