Marko-M

<?php
/**
 * Product Attribute Installer
 */
 
try {

    /* @var $installer Mage_Catalog_Model_Resource_Setup */
    $installer = $this;
    $installer->startSetup();

Marko-M

# This is an annotated subset of the Nginx configuration from our Magento production platform @ www.hypernode.com
# See https://www.byte.nl/blog/magento-cacheleak-issue 

# !!!! If you are a Hypernode customer, do not use this config as it will result in duplicate statements. !!!!!

user app;
worker_processes 4;
pid /var/run/nginx.pid;

events {

Marko-M

<?php
/* @var $installer Mage_Customer_Model_Resource_Setup  */
$installer = Mage::getResourceModel('customer/setup','customer_setup');

$installer->startSetup();
if (!$installer->getAttributeId('customer', 'attribute_name')) {
    $installer->addAttribute('customer', 'attribute_name', array(                                     // TABLE.COLUMN:                                       DESCRIPTION:
        /** Standard values defined @see Mage_Eav_Model_Entity_Setup::_prepareValues() */
        'label'                      => 'Label',                                                  // eav_attribute.frontend_label                        admin input label
        'backend'                    => 'module/class_name',                                      // eav_attribute.backend_model                         backend class (module/class_name format)