Introduzione a JavaScript – Prima parte

Una breve introduzione al linguaggio e le principali caratteristiche dello scripting client side per il web Presentati sinteticamente: sintassi, JSON, Object, DOM, Eventi Oggetti e ereditariet√† in javascript sono presentati in http://www.howtocreate.co.uk/tutorials/javascript/objects Un semplice esempio che usa prototype in http://snippets.dzone.com/posts/show/899 DOM Level 2 Event Model √® documentato in http://www.w3.org/TR/DOM-Level-2-Events/events.html Un ottima e completa guida e […]

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jquery Form Hint plugin (mine)

This is my view of form hint plugin: show a div over with the title content inside, instead of replace text in input elements and match it with placeholder simply run $(selector).formHint() on all form element and title is used as hint See also http://code.google.com/p/jquery-watermark/ […]

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shuffle db table order

simple code to shuffle a table … with php shuffle: $result = $mysql->query(“SELECT id FROM $table ORDER BY id”); $rows = $result->num_rows; $order = shuffle(range(1,$rows)); while($row=$result->fetch_row()) { $num=array_shift($order); $mysql->query(“UPDATE $table SET rand_sort=$num WHERE id=”.$row[0]); } added: with MySQL RAND(): $result = $mysql->query(“SELECT id FROM $table ORDER BY RAND()”); for($i=1;$row=$result->fetch_row();$i++) { $mysql->query(“UPDATE $table SET rand_sort=$i WHERE […]

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Ajax frontend for my backoffice in jQuery and PHP

This is my way to organize php for a simple jQuery frontend ajax based: 1.in a administration page include the php that generate html for each box 2.for each box setup behavior in Javascript 3.let each php manage POST request (for change/update) and GET request for show content So in admin.php we could have something […]

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Fix SEO problem in drupal (give 301 to node/xx request)

this was a problem with www.tecnomagazine.it : http://www.tecnomagazine.it/recensioni/casio-exilim_ex-z60/442 could be accessed from /node/442 Solution is to redirect all /node/[0-9]* url to the aliased one … and is very simple in code: includes/path.inc : function drupal_init_path() { if (!empty($_GET[‘q’])) { // add this conditional if(preg_match(‘/node\/[0-9]*$/’,$_GET[‘q’])) { include “includes/common.inc”; $newq = trim(url($_GET[‘q’]),’/’); if($newq!=$_GET[‘q’]) { drupal_goto(trim($_GET[‘q’],’/’),NULL,NULL,301); } } […]

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skype for linux 2.1 beta: 64 bit?

http://www.skype.com/download/skype/linux/ released skype for linux 2.1, I followed link and downloaded 64 bit version for ubuntu .. but look at package control: Package: skype Status: install ok installed Priority: extra Section: non-free/net Installed-Size: 25096 Maintainer: Skype Technologies Architecture: amd64 Version: 2.1.0.47-1 Depends: lib32stdc++6 (>= 4.1.1-21), lib32asound2 (>> 1.0.14), ia32-libs (>= 1.6), libc6-i386 (>= 2.7-1), lib32gcc1 […]

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innerHTML problem with internet explorer (supposed)

I lost some time to debug this $(“#link”).click(function(){ $(“#target”).load(‘url/to/load’); }); The problem is on Internet Explorer (all version) that refuse to load data in #target, using $.get and innerHTML(data) do not help. The problem is with no well formed html! Internet Explorer refuse to load in dom a malformed html. Thus $(“#link”).click(function(){ $(“#target”).load(‘url/to/load’); window.open(‘url/to/load’); }); […]

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Email from your host you are banned (mail php security matter)

I found this in a server: $header = “From: \n”; #… mail($from,$subjet,$message,$header); $_REQUEST[’email’] came from a form input … Here $_REQUEST[’email’] should be, at least, stripped by all \n no matter on how you trust to js code.. $from = $_REQUEST[’email’]; $from = str_replace(“\n”,””,$from); $header = “From: <$from>\n”; […]

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Option List jQuery plugin

A plugin for display list of item to insert. List item are stored in input hidden comma separed, the call is simple Some bug to fix options are target: target div to update with options input: input to update with values items: items list as key:value optional: default to $(“<input>”).attr(“type”,”text”) … you can setup autocomplete […]

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