John Mueller answers question about the impact of using the ARTICLE Semantic HTML element. ... what the purpose of that code is. For example, the <footer> element tells developers or search ...

If the HTML includes elements with part attributes, those elements can be styled with the ::part() selector. Included HTML can also have <slot> elements, which will allow children of <html-include> to ...

debugging HTML5 code with custom elements, templates, and shadow DOM can sometimes be a bit tricky, but fear not! I'm here to help you out, To start, check element registration and code errors.

Binds Angular.js scope function to given HTML elements onload event; for example, iframe. There is no direct way of binding angular to elements onload event as commonly the HTML elements onload="" ...