In the Generate Random Emoji example several JavaScript techniques are used to manipulate the HTML and the CSS ...

Set your CSS with javscript. Listeners are not automatically removed (except in the destroy method) so make sure to remove them when you don't need them any more. Doing anything asynchronous inside a ...

You’ve probably heard developers talk about the DOM. Maybe you’ve even inspected it in DevTools or seen it referenced in Google Search Console. But what, exactly, is it? And why should SEOs care?