AndresInSpace

;(function ($, window) {

var intervals = {};
var removeListener = function(selector) {

	if (intervals[selector]) {
		
		window.clearInterval(intervals[selector]);
		intervals[selector] = null;
	}

AndresInSpace

<?php $plcsCol = Mage::getModel('catalog/product_link')->getCollection()->addFieldToFilter('link_type_id',Mage_Catalog_Model_Product_Link::LINK_TYPE_CROSSSELL)->addFieldToFilter('product_id',$_product->getId())->getData();//get crosssell product IDs attached to parent product ?>
	<?php	$csIDs = array_column($plcsCol,'linked_product_id');//map cs IDs to array, use array to filter collection by IDs ?>
	<?php $_crossSellProducts = $_product->getCrossSellProductCollection()->addAttributeToFilter('entity_id', array('in'=>$csIDs))->addAttributeToSelect('*'); //ensures our crosssell collection is limited to ONLY attached crossells of parent.. calling getCrossSellProductCollection without filtering seems to return the ENTIRE product catalog collection.. 
	//replace addAttributeToSelect('*') with whatever fields you need from product flat catalog..

AndresInSpace

<?php

  public function getProductCollection(){
    if($_category = Mage::registry('current_category')){
      $_categoryId = $_category->getId();
      $_productCollection = Mage::getResourceModel('catalog/product_collection');
      $_productCollection->joinTable(array('cp'=>'catalog/category_product'), 'product_id=entity_id', array('*') ,'cp.category_id='.$_categoryId, 'inner'); //join the table we need, filtered on Category ID
      $_productCollection
      	->addAttributeToSelect(Mage::getSingleton('catalog/config')->getProductAttributes()) //attributes needed from products using default config, or select your own
        ->addAttributeToFilter('status', 1) //ensure its enabled

AndresInSpace

//Get Layout Handles Used
var_dump(Mage::app()->getLayout()->getUpdate()->getHandles());

//Get loaded layout blocks 
var_dump(array_keys(Mage::app()->getLayout()->getAllBlocks()));

//Add to Global Messages
Mage::getSingleton('core/session')->addSuccess('Success Message');
Mage::getSingleton('core/session')->addError('Error Message');
Mage::getSingleton('core/session')->addWarning('Warning Message');

AndresInSpace

//ADD THIS TO END OF YOUR JQUERY FILE OR RUN IT AFTER JQUERY IS LOADED
// Prototype.js loads -> then jquery.js loads -> then run this
//alternatively, upgrade and load jquery 3 first then prototype.js and you shouldn't need this fix.
if(Prototype.BrowserFeatures.ElementExtensions){var disablePrototypeJS=function(o,e){var t=function(e){e.target[o]=void 0,setTimeout(function(){delete e.target[o]},0)};e.each(function(e){jQuery(window).on(o+".bs."+e,t)})},pluginsToDisable=["collapse","dropdown","modal","tooltip","popover"];disablePrototypeJS("show",pluginsToDisable),disablePrototypeJS("hide",pluginsToDisable)}

AndresInSpace

FILE PATH: app/code/core/Mage/Core/Model/Session/Abstract/Varien.php         
         // session cookie params
         $cookieParams = array(
             'lifetime' => $cookie->getLifetime(),
             'path'     => $cookie->getPath(),
-            'domain'   => $cookie->getConfigDomain(),
+            'domain'   => $cookie->getDomain(),
             'secure'   => $cookie->isSecure(),
             'httponly' => $cookie->getHttponly()
         );

AndresInSpace

default
catalog_category_default (* also used in directory.xml)
catalog_category_layered (* also used in directory.xml)
catalog_product_compare_index
catalog_product_gallery
catalog_product_send
catalog_product_view (* also used in customeralert.xml, tag.xml)
catalog_seo_searchterm_popular
catalog_seo_sitemap_category
catalog_seo_sitemap_product

AndresInSpace

$custom_option1 = array('label'=>'Custom1','value'=>$value1);
$custom_option2 = array('label'=>'Custom2','value'=>$value2);
$product->addCustomOption('additional_options', serialize(array($custom_option1,$custom_option2)));
$product->setHasOptions(true);
$cart->addProduct($product, $params);
$cart->save(); 

//USE 'additional_options' if you need the CustomOption to show up on checkout/cart, as $item->getCustomOptions() only looks at 'additional_options' and 'option_ids'

$item->getOptionByCode('option_ids');

AndresInSpace

filepath: app/etc/modules/
<?xml version="1.0"?>
<config>
    <modules>
        <My_Module>
            <active>true</active>
            <codePool>local</codePool>
        </My_Module>
    </modules>
</config>

AndresInSpace

var editQty = (function(){

    function editValue(e) {
        var input = e.target.nextElementSibling || e.target.previousElementSibling;
        input.value = counter(e.target.classList.contains('plus'),input.value);
    }

    function counter(add,x) {
        return add ? ++x : (x > 1 ? --x : x);
    }