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<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteCond %{THE_REQUEST} /([^?\ ]+)
    RewriteRule (.*) index.php/%1 [L]
</IfModule>
<IfModule !mod_rewrite.c>
    ErrorDocument 404 /index.php
</IfModule>

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<?php
// Lines 706-721 of system/libraries/Session.php
function _unserialize($data)
{
	$data = @unserialize(strip_slashes($data));

	if (is_array($data))
	{
		foreach ($data as $key => $val)
		{

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<?php
function _remap($method)
{
    if (method_exists($this, $method)){
        $this->$method($this->uri->segment(3));
    } else {
        $this->index($method);
    }
}

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function ajaxJSON(json){
    if(json){
        var obj = (typeof(json) == 'object') ? json : eval('(' + json + ')');
        eval(obj.script);
        if(obj.confirm){
            obj.success = confirm(obj.confirm);
        }
        return obj;
    }
    return {};

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<?php
$data = array(
	'name' => $_POST['name'],
	'email' => $_POST['email'],
	'comment' => $_POST['comment']
);

$add_comment = new mySQL();
$new_comment_id = $add_comment->insert('comments', $data);

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<?php
/*
JPEG / GIF / PNG Resizer / Image Viewer

Parameters (passed via URL):
src = path / url of jpeg or png image file
percent = if this is defined, image is resized by it's
          value in percent (i.e. 50 to divide by 50 percent)
w = image width
h = image height

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<?php
$filename = $my_file_name;
if(substr($filename,0,1) != "/"){
	$filename = "/". $filename;
}

if(ini_get('zlib.output_compression'))
  ini_set('zlib.output_compression', 'Off');

$file_extension = strtolower(substr(strrchr($filename,"."),1));

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<?php
function validEmail($email_address){
	// First, we check that there's one @ symbol, and that the lengths are right
	if (!ereg("^[^@]{1,64}@[^@]{1,255}$", $email_address)) {
		// Email invalid because wrong number of characters in one section, or wrong number of @ symbols.
		return false;
	}
	// Split it into sections to make life easier
	$email_array = explode("@", $email_address);
	$local_array = explode(".", $email_array[0]);

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ORDER BY CASE
  WHEN `col` = ‘item’ THEN 1
  WHEN `col` = ‘thing’ THEN 2
  WHEN `col` = ‘stuff’ THEN 3
  WHEN `col` = ‘boom’ THEN 4
  ELSE 5
END

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margin-bottom: 12px; 
font: normal 1.1em "Lucida Sans Unicode", serif; 
background: url(img/quote.gif) no-repeat; 
padding-left: 28px; 
color: #555;