Devtools on Firefox html5j Web プラットフォーム部勉強会 #9 東京ウェブストーリー　～スクリプトエラーは突然に～

Firefox Developer Edition

http://www.freeimages.com/photo/true-love-searching-1579146

HTML + CSS + JavaScript

https://www.flickr.com/photos/artibite/16737362847

Web Audio API

var context = new AudioContext();var audio = document.querySelector("audio");

var source = context.createMediaElementSource(audio);

var filter = context.createBiquadFilter();

source.connect(filter);

filter.connect(context.destination);

Inspector

http://people.mozilla.org/~bbirtles/pres/201511-astro-animation/#/attention

http://devtoolschallenger.com/

https://hacks.mozilla.org/category/developer-tools/