dvdbng

import xml.etree.cElementTree as etree

def traverseEtree(tree,traverser):
    traverser.start(tree)
    traverser.data(tree.text)
    for child in tree:
        traverseEtree(child,traverser)

    traverser.end(tree)
    traverser.data(tree.tail)

dvdbng

/*

You can use this to convert a DOM element or a HTML string to markdown.

Usage examples:
var markdown = toMarkdown(document.getElementById("content"));

// With jQuery you can easily convert HTML strings
var markdown = toMarkdown($("<ul><li>Hi!</li></ul>")[0]);

dvdbng

function getAllProperties(obj){
    var allProps = Object.getOwnPropertyNames(obj);
    Object.getOwnPropertyNames(Object.getPrototypeOf(obj)).forEach(function add(prop){
        if (allProps.indexOf(prop) === -1)
            allProps.push(prop)
    });
    return allProps
}

function jsrecursivegrep(obj, value, length){

dvdbng

var valid_first = [];
var valid_second = [];
for (var i = 0, len = 0xFFFF; i < len; i++) {
    try{
        var char = String.fromCharCode(i);
        if(char.toLowerCase() != char.toUpperCase() && valid_second.indexOf(char.toLowerCase().charCodeAt(0)) >= 0){
            continue;
        }
        document.body.setAttribute('a' + char, '');
        document.body.removeAttribute('a' + char);

dvdbng

# Number of possible starting configurations of an enigma machine
letters = 26
rotors_total = 5
rotors_machine = 3
cables = 10 # Must be < letters/2

def f(n): # Factorial
    s = 1;
    for i in xrange(2, n+1):
        s *= i

dvdbng

;(function(){
    function makeStorage(){
        var keys = [];

        var storage = Object.create(Object, {
            getItem: {value: function(k) {
                if(this.hasOwnProperty(k)) {
                    return this[k];
                }
            }},

dvdbng

-- x-FOO-bAr -> X-Foo-Bar
function normalize_header(name)
    name = upper(sub(name, 1, 1)) .. lower(sub(name, 2))
    while true do
        local start,fin = find(name, '-[a-z]')
        if start ~= nil then
            name = sub(name, 1, start) .. upper(sub(name, fin, fin)) .. sub(name, fin+1)
        else
            break
        end

dvdbng

function queryXPath(expr, ctx, type){
    ctx = ctx || document;
    type = type || XPathResult.ANY_TYPE;
    var doc = ctx.nodeType === Node.DOCUMENT_NODE ? ctx : ctx.ownerDocument;
    var nsResolver = doc.createNSResolver(doc.documentElement);
    var arr = [], i = null;
    try {
        expr = ("" + expr).replace(/\bhasClass\(["'](\w+)["']\)/, function(expr, className){
            return "contains(concat(' ', normalize-space(@class), ' '), ' " + className + " ')";
        });

dvdbng

# Download every episode of How It's Made from Youtube
# Needs: youtube-dl

urlencode() {
    python -c "import sys, urllib; print urllib.quote_plus(sys.stdin.read())"
}

dl(){
    q=`echo How its made $2 $3 $4 | urlencode`
    youtube-dl --max-downloads=1 -o "HowItsMade_${1}_%(title)s_%(format)s.%(ext)s" "https://www.youtube.com/results?search_query=$q"

dvdbng

/**
 * Levenshtein distance between two arrays or strings
 */
function arrDistance(a, b) {
    if(a.length === 0) { return b.length; }
    if(b.length === 0) { return a.length; }

    var matrix = [];

    // increment along the first column of each row