I am trying to dynamically assign an attribute to an iron-ajax template but it resolves to undefined. <dom-module id="products-service"> <style> :host { display: none; } </styl...

Is there a way to pass an argument to a Polymer function from an element attribute inside its <template>? <script src="http://www.polymer-project.org/1.0/samples/components/webcomponentsj...

Iterating over an array myarray=[1, 2, 3] works like this: <template is="dom-repeat" items="[[myarray]]"> <span>[[item]]</span> </template> How can I iterate over an obj...

In Polymer 0.5 the advice on globals was as outlined in this question/answer: Polymer global variables However in Polymer 1.0 this doesn't seem to work. Change notifications are not automatically...

I'm developing for sending an Array as element's attribute. File form-list.html <dom-module id="form-list"> <template> <div>{{title}} - {{owner}} </div> <form&...

I'm trying to sync some of my web component properties between instances of the same element so if one of this properties changes then the same property gets updated in all the instances with the c...

From https://www.polymer-project.org/1.0/docs/api/dom-if When if becomes falsey, the stamped content is hidden but not removed from dom. When if subsequently becomes truthy again, the content i...

I have a problem with Polymers iron-ajax element. When calling it like this: <iron-ajax url="https://api.onedrive.com/v1.0/drive/root" params='{"access_token":"[[access_token]]"}'></iron...

I would like to create a responsive website with the Polymer Starter Kit + the prebuilt polymer elements. Now, how to achieve something like a container or grid like in a css framework like bootst...

I have a situation where I am using polymer starter-kit template for my app. My polymer.json files looks like this: { "entrypoint": "index.html", "shell": "src/my-app.html", "fragments": [ ]...

Currently I am trying to use Webpack (http://webpack.github.io/) as my module builder and wanted to see if anyone has done this yet with Polymer v1.0. There is a webpack loader called polymer-loade...

I'm using the polymer application drawer template from the polymer cli. I'm having some trouble with: When you load a new page, the html element is imported; then it's code executes When I move ...

The Polymer Starter Kit is a good reference to start a Polymer project. You simply put all your elements into the app/elements folder. This works pretty neat for small to midsize projects. It bec...

My problem involves chaining app-route. Originally I thought this bug came from my application but I recreated it with a simple example. The issue arises from first visiting a url that matches the ...

Given the information at both the Polymer and Dart conferences in the last week, there is no information mentioned about the intersection of polymer and dart called PolymerDart at neither of them (...

Can someone please provide an example of proper implementation of dom-if? No example of proper usage is provided by the official documentation. (Sorry there is no direct link. Must use menu in upp...

Coming from a Meteor background, I'd use JQuery to show/hide a div, with paper-checkbox like so: HTML: <paper-checkbox name="remoteLocation" id="remote-chk" checked>Remote Location</pape...

I am trying out polymer, but am having a problem in registering methods and calling them, I tried everything on the internet and nothing seems to work, I spent too many hours on this but with no re...

When am trying to start gulp serve Its raise an error module.js:338 throw err; ^ Error: Cannot find module 'browser-sync' at Function.Module._resolveFilename (module.js:336:15) at Function...

I was digging a bit into the Polymer 1.0 elements and I am a little curious about the computed properties. For example, in paper-drawer-panel.html, <dom-module id="paper-drawer-panel" …> …...

Information on the main site for debugging Polymer 0.5 is quite obsolete and doesn't work for Polymer 1.0. I want to see some logs, so what I do: <script> window.Platform = {flags: {debug...

I have a paper-button with the on-tap function that opens a paper-dialog that contains a "Accept" paper-button that will close it when clicked. The problem i'm getting is if depending on my screen...

Please share a working code example of how to use the <firebase-auth> Polymer element. I have a custom <paper-button> I'm trying to make into a login button for user authentication. I ...

Suppose the following is called from within a Polymer element: this.fire("reset-counters");. Will the reset-counters event be published to all elements that listen for that event or is in heard w...

What's the Polymer 1.0 equivalent to injectBoundHTML()? (i.e. appending HTML strings to nodes within a Polymer element and having data bindings resolve) A JSbin example - http://jsbin.com/jufase...