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Javascript 2021-11-21 19:01:16
canvas todataurl returns undefined
//use callbacks instead of return, ex. function getImageDataURL(local_name, w, h, i, callback) { var data, canvas, ctx; var img = new Image(); img.src = "https://wallpapercave.com/wp/wp5042624.png"; img.onload = function (){ ... Add solution -
Javascript 2021-11-21 18:41:17
javscript insert element after another
//insert new Element after some reference Element function insertAfter(newElement, referenceElement) { referenceElement.parentNode.insertBefore(newElement, referenceElement.nextSibling); } //example usage var newElement = document.createElement... Add solution -
Javascript 2021-11-19 02:45:10
react-mapbox-gl custom 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 -
Html 2021-11-19 01:43:08
how to make a to-do list in html
<!DOCTYPE html> <html> <head> <title>To-Do List App</title> <script> function addItem() { var newItem = document.createElement("div"); newItem.innerHTML = document.getElementById("box").va... Add solution -
Javascript 2021-11-18 19:32:29
javascript replace element
<html> <head> </head> <body> <div> <a id="myAnchor" href="http://www.stackoverflow.com">StackOverflow</a> </div> <script type="text/JavaScript"> var myAnchor = d... Add solution
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