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I am trying to using the custom elements spec to extend native DOM elements using the 'is' … Read more How To Extend Native Dom Elements Using "is"?

I have a polymer element called his-service: Solution 1: Define it outside of the function and th… Read more Polymer: Access Polymer Element Objects

Is there an easy way to implement a typeahead using Polymer's element? The HTML tag seems to … Read more Paper-input: Suggest Values In Typeahead

What is the difference between HTMLImports.whenReady and window.addEventListener('WebComponent… Read more What Is The Difference Between `htmlimports.whenready` And `window.addeventlistener('webcomponentsready', Function(e) {`

I have a web page that renders some Polymer 1.0 custom elements. In the head section of my index.ht… Read more Html Imports Load Order In Internet Explorer

I am creating a dropdown menu web component that will be used by consumers like: Toggle Menu Soluti… Read more How To Append Slot Children To Html Body Tag For Absolute Positioning?

The spec says: However, note that connectedCallback can be called more than once, so any initializ… Read more Can A Custom Element's `connectedcallback` Be Called More Than Once Before `disconnectedcallback` Is Called?

If I had a script like this Read more How To Access Custom Element From Within A Linked Javascript File?