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I am not able to get an element by id that is in the shadow root. It will return nil. Here is the c… Read more Polymer Get Element By Id From Shadow Root

I'm using Polymer to render some d3 charts. When the Polymer is initially rendered I only draw … Read more Rects Won't Show Up On D3 Histogram

I am coding in MeteorJS & using Google's Polymer as frontend framework, Polymer web-compone… Read more How I Use Web-components In Meteorjs?

Dealing with some relics of the past in our elements' implementation, we've hit a snag reac… Read more Digging Custom Tags Out Of Polymer Element Definitions

I was wondering how it is possible to observe changes to an element's css property such as the … Read more How Do You Observe The Width Of An Element In Polymer?

Using Google Polymer, I am attempting to animate the scrolling of the content of my core-scroll-hea… Read more Core-scroll-header-panel + Jquery Scroll

I'm encountering an issue binding an object that contains a function from angular to Polymer 1.… Read more Data Binding In Polymer - Function Is Being Removed From Bound Object

Why current target on-tap is different using paper-button with iron-icons and paper-button without … Read more Different Current Target Using On-tap On Paper-button With Iron-icons

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'm having trouble getting data from firebase to an polymer element. Here is my code: Read more Retrieve Data From Firebase To Polymer Element

I'm trying to setup a firebase connection with Polymer 1.0: ... Solution 1: As per my in… Read more Polymer: Firebase Db Not Updating Using Firebase-element

I am trying to load my element with a predefined value for the selected attribute of ['Colorado… Read more Polymer 1.x: Pre-loading Element Attributes

I've have this polymer contact-element: & Solution 1: Try the ajax-form element: http://aj… Read more How To Submit A Form With Polymer?

I know there is a web component out there called facebook-login and I don't want to install for… Read more How To Load Facebook Javascript Sdk In Polymer Project?

I am trying to write a method that takes in two params: one of the parentNode of the current elemen… Read more Plain Javascript Code That Does What Queryselector() And Queryselectorall() Does, Include Shadowroots

Has anyone successfully added Polymer elements to a Meteor project? I'm struggling to make it w… Read more Polymer Elements In A Meteor App

I'm trying to write a function, which is related to the DOM, but the problem is , polymer calls… Read more How To Call A Function In Polymer After The Elements Have Been Created (like Ready Function In Jquery)

We are using WebComponents with ES6 syntax. WebComponents polyfill webcomponents-lite.js (which doe… Read more Webcomponents-lite With Es6 Doesn't Work In Ie 11 And 10

How am I able to check (JS or HTML code) whether Polymer is supported by the current browser or not… Read more How To Check If A Browser Supports Polymer?

I'm encountering a situation at a customer: they want to do A/B Testing. As far as I know, this… Read more How To Perform A/b Testing In Polymer Web Components?