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Diego Perini dperini

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dperini / ie-early-clientCaps.js
Created August 3, 2010 16:36
<html>
<head>
<title>IE capabilities detection (clientCaps)</title>
<script type="text/javascript">
var r = document.documentElement, capabilities;
r.addBehavior("#default#clientCaps");
capabilities =
@dperini
dperini / gist:489591
Created July 25, 2010 14:13
// TODO: should probably convert result to plain array (since different engines return different things -- arrays, nodelists, objects, etc.)
var query = (function() {
var engine, engines = 'NW.Dom.select,base2.dom.querySelectorAll,Sizzle,$$,$,YAHOO.util.Selector.query,dojo.query,Ext.DomQuery.select'.split(',');
while ((engine = engines.shift())) {
if (Function('try{return ' + engine + '}catch(e){}')()) {
return Function('cssExpr, ctx', 'ctx || (ctx = document);return ' + engine + '(' +
(engine.indexOf('base2') > -1 ? 'ctx, cssExpr' : 'cssExpr, ctx') + ')');
}
}
return 'querySelectorAll' in document ?
@dperini
dperini / ie-inject-style-rules.js
Created June 23, 2010 16:27
// this is how I fixed IE6-8 crashing on
// dynamic insertion of at-rules inside
// stylesheets (for example @font-face)
// UPDATE:
// Fix by MS, move up the style insertion
// before the stylesheet rule manipulation
function setStyle(rules) {
var d = document,
@dperini
dperini / block-flash-writes.txt
Created April 29, 2010 23:51
Adobe Flash LSO (Local Shared Objects) are like super-cookies that never expire and cannot be removed by browsers.
The Flash plugin installed in your system allows sites to write/share sensitive informations on your hard disk.
These are the simple info I currently have on how to make folders immutable on *NIX OS (Mac and Linux).
I have not been able to make immutable folders on my Windows XP VM maybe because I only use FAT32.
It seems that Windows allows you to lock files and folders on NTFS volumes only (I miss the info).
The following are the location of the folder that should be made immutable on each OS,
@dperini
dperini / TouchEvent.html
Created April 28, 2010 00:05
<html>
<head>
<title>TouchEvent detection for iPhone/iPod/iPad</title>
<script type="text/javascript">
var isTouch = (function() {
var event, feature = false,
support = function() { feature = true; },
element = document.createElement('div');
@dperini
dperini / simple_load.js
Created April 10, 2010 16:27
var loadScript = (function(global) {
return function(url) {
var script,
// document reference
doc = global.document,
// root element reference
@dperini
dperini / selector_engine.js
Created February 15, 2010 01:23
Prototype._original_property = window.NW;
//= require "repository/src/nwmatcher"
Prototype.Selector = (function(engine) {
function select(selector, scope) {
return engine.select(selector, scope || document, Element.extend);
}
return {
engine: engine,
@dperini
dperini / gist:259584
Created December 18, 2009 16:01
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8">
<title>Focus Test</title>
<style type="text/css">
:focus { background-color: red; }
</style>
<script type="text/javascript">
window.onload = function() { document.body.setAttribute("tabindex", "1"); };
@dperini
dperini / SM_File_caps
Created November 27, 2009 00:02
js> File
function File() {
[native code]
}
js> Object.prototype.toString.call(File)
[object Function]
js>
js> stats("File")
0 0x10084a200 "separator" ENUMERATE READONLY slot 11 flags 4 shortid 0
0 0x10084a1c8 "error" ENUMERATE slot 10 flags 0 shortid 0
@dperini
dperini / event-execution-order
Created November 16, 2009 21:31
<!DOCTYPE html>
<html>
<head>
<title>DOM Event test: order of execution</title>
<script type="text/javascript">
// W3C DOM Event test
(function() {
if (document.addEventListener) {