What is a polyfill?
In the WebStandards igniter workshop I didn't rely on any external library or framework and focussed on web standards only.
Older browsers may not support recent APIs and may require "patching", also known as polyfills.
In these 2:20 mins screencast I implement, install and use an imaginary
See you at Java EE Workshops at Munich Airport, Terminal 2 especially at Web (Standards) Apps Essentials