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/*
 * Handy URL params access
 * @example
 *   location.href = 'http://www.google.com/search?q=foo+bar&client=firefox'
 *   location.params == {q: 'foo+bar', client: 'firefox'}
 */

// JS 1.6 
location.params = {};
location.search.substr(1).split('&').forEach(function(el){

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function source_of (array, up_to_dimension) {

  // Your implementation

}

source_of([1, [2, [3]]], 0) == '[1, ?]'
source_of([1, [2, [3]]], 1) == '[1, [2, ?]]'
source_of([1, [2, [3]]], 2) == '[1, [2, [3]]]'

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#!/bin/sh
# /usr/local/sbin/post-firewall
# $1 = vlan1
# $2 = 192.168.1.1

iptables -t nat -I PREROUTING 1 -p tcp -d "$2" --dport 80 -j DNAT --to "$2":8082
iptables -t nat -D PREROUTING -i "$1" -p tcp --dport 80 -j DROP
iptables -t nat -I PREROUTING 2 -i "$1" -p tcp --dport 8082 -j DROP
iptables -I INPUT 1 -i "$1" -d "$2" -p tcp --syn --dport 8082 -j ACCEPT

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# git config --global core.excludesfile /usr/local/git/exclude/exclude
# see http://groups.google.com/group/peepcode/browse_thread/thread/fe6f9c1fc9d6e725

# Rivals
.svn
.hg

# Archives
*.zip
*.gz

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// JS Events API sucks. addEventListener ugly. If I'll design this API from scratch, I've done this:

window.events // {}
window.events.load // []
window.events.load.length // 0

window.events.load.push(function(e){
  alert('window loaded')
})
window.events.load.length // 1

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/**
 * Example: 
 * 'hello {{username}}'.between('{{','}}') === 'username'
 */

String.prototype.between_regexp = function between(begin, end) {
  var regexp = new RegExp(begin + '(.+)' + end);
  return this.match(regexp)[1];
}

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function f(){/* comment */}

alert(f+'');


// Opera, IE, Chrome: function f(){/* comment */}
// Firefox, Safari: function f(){}
//
// Note: in Firefox: f+'' === f.toSource()

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// ==UserScript==
// @name           ligatweet
// @namespace      http://leaverou.me/demos/ligatweet/
// @description    Script for tweet shortening using unicode ligatures and other compound symbols
// @include        htt*://twitter.com/*
// @author         Lea Verou (UserJS by Nikita Vasilyev)
// @version        1.0
// @license        Licensed under the MIT license http://www.opensource.org/licenses/mit-license.php
// ==/UserScript==

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JS Preprocessor

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'wrath, greed, sloth, pride, lust, envy, and gluttony'.match(/greed.+/)
#<MatchData "greed, sloth, pride, lust, envy, and gluttony">

'wrath, greed, sloth, pride, lust, envy, and gluttony'.match(/greed.+?/)
#<MatchData "greed,">