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That statement pasted in my question was copied from https://developer.mozilla.org/en-US/docs/Web/W… Read more How Deal "connectedcallback May Be Called Once Your Element Is No Longer Connected" Coding A Webcomponent

I don't know how to make a disqus comments code to work inside of my custom elements. Structu… Read more Disqus Comments Don't Work In A Polymer Custom Element

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?

I am trying webcomponents in a sample app. Since some of the specs are not included in some browser… Read more Html Import Webcomponents Polyfill Not Working In Firefox

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) {`