jsantell

# 32 bit
url="http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/latest/linux-i686/en-US/"
# 64 bit
url="http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/latest/linux-x86_64/en-US/"
index=`wget -q -O - $url`
file=`echo $index | tr '\n' ' ' | sed 's/.*\(firefox-[0-9]*[\.0-9]*.tar.bz2\).*/\1/'`
wget -O firefox.tar.bz2 "$url""$file"
bzip2 -cd firefox.tar.bz2 | tar xvf -

jsantell

self: 570,
tabs: 332,
widget: 330,
page-mod: 196,
panel: 179,
context-menu: 163,
request: 130,
simple-storage: 75,
notifications: 70,
selection: 69,

jsantell

let bookmarks = [b1, b2, b3];

// Emitter
save(bookmarks).on('data', (bookmark) => {
  // a bookmark saved
}).on('end', (bookmarks) => {
  // all bookmarks finished
});

// Promise with one input

jsantell

# From https://github.com/kripken/emscripten/wiki/Tutorial

cd ~/
curl http://llvm.org/releases/3.2/clang+llvm-3.2-x86_64-apple-darwin11.tar.gz > llvm.tgz
tar xzvf llvm.tgz
ln -s clang+llvm-3.2-x86_64-apple-darwin11 llvm
git clone git://github.com/kripken/emscripten.git
cd emscripten
LLVM=~/llvm/bin ./emcc
LLVM=~/llvm/bin ./emcc tests/hello_world.cpp 

jsantell

#!/bin/bash

emcc sin.cpp -o sin.js \
  -s EXPORTED_FUNCTIONS="['_Sin_constructor','_Sin_destructor','_Sin_setFrequency','_Sin_setAmplitude','_Sin_getFrequency','_Sin_computeBuffer']"

cat sin-proxy.js >> sin.js

jsantell

let { events, on, off, once } = require('sdk/places/events');

on('bookmark-added', ({ type, target, data }) => {
  console.log(type); // 'bookmark-added'
  console.log(target); // undefined;
  console.log(data); // [Object object]
});

// or

jsantell

self.port.emit('message', 'hi!');
self.port.on('messageSuccess', function (msg) {
  console.log('my message is', msg);
});

self.port.on('key', function (key) {
  console.log('my key is', key);
});

jsantell

let { EventTarget } = require('sdk/event/target');
let { pipe } = require('sdk/event/utils');
let { on, emit } = require('sdk/event/core');

let from = EventTarget();
let to = EventTarget();
pipe(from, to);

on(to, 'testevent', x => console.log("****"));
emit(from, 'testevent', 'blah');

jsantell

/**
 * Opens/closes windows using either Jetpack wrappers (`USE_JETPACK`) or using the `windowWatcher`.
 * Either way, does not reclaim memory in:
 * explicit -> window-objects -> top(none)/detached/window([system])
 */
let { Cc, Ci } = require('chrome');
let WW = Cc['@mozilla.org/embedcomp/window-watcher;1'].getService(Ci.nsIWindowWatcher);
let { open } = require('sdk/window/utils');
let { setInterval, clearInterval } = require('sdk/timers');
let URI = 'chrome://browser/content/browser.xul';

jsantell

var TYPES = ['sine', 'sawtooth','triangle', 'square'];
var ctx = new (window.AudioContext || window.webkitAudioContext)();
var osc = ctx.createOscillator();
var t = 0;
osc.connect(ctx.destination);
osc.start(0);
setInterval(function () { osc.type = TYPES[t++ % TYPES.length]; }, 1000)