Mage::getSingleton() Mage::getSingleton() will first check the same class instance is exits or not in memory. If the instance is created then it will return the same object from memory. So Mage::getSingleton() faster then Mage::getModel(). $product1 = Mage::getSingleton('catalog/product'); $product2 = Mage::getSingleton('catalog/product'); $product1 and $product2 both will share same memory of OS …

Swich the user to root user $ sudo su Install httpd service $ sudo yum install httpd Install mysql-server service $ sudo yum install mysql-server Install php & php-mysql $ sudo yum install php php-mysql Install phpmyadmin $ sudo yum –enablerepo=epel install phpmyadmin Edit the httpd.conf file $ nano /etc/httpd/conf/httpd.conf …

How to unlink or remove a symbolic link in linux that was created with “ln” command Use the unlink command To unlink a symbolic link file : # unlink symbolic_link_file To unlink a symbolic link to a directory : # unlink symbolic_link_dir When unlinking a directory make sure that you …

Below are the complete code to fetch the aweber account subscriber list details through aweber API Download AWeber API PHP Library <?php function httpPost($url,$params) { $postData = ''; //create name value pairs seperated by & foreach($params as $k => $v) { $postData .= $k . '='.$v.'&'; } rtrim($postData, '&'); $ch …

Below are the complete code to fetch the aweber account subscriber status and other details through aweber API Download AWeber API PHP Library <?php function httpPost($url,$params) { $postData = ''; //create name value pairs seperated by & foreach($params as $k => $v) { $postData .= $k . '='.$v.'&'; } rtrim($postData, …

How to create an observer in Magento.? —————————– We are consider that you are familiar to create new module in magento. Following are the steps to create a module in magento to override the observer. Step 1) Create main module xml file We need to create a file called Cmpny_Observername.xml …

You would need to update following files : 1) appcodecoreMageCatalogModelProductAttributeBackendMedia.php 2) appcodecoreMageCatalogModelResourceProductAttributeBackendMedia.php 3) appcodecoreMageCatalogModelProductAttributeMediaApi.php 4) appdesignadminhtmldefaultdefaulttemplatecatalogproducthelpergallery.phtml 5) jsmageadminhtmlproduct.js Also You would need to alter table “catalog_product_entity_media_gallery_value” and Add field in Table ‘newoption’ How we can add one more new option in product images in magento please follow below steps : …

Superglobals were introduced in PHP 4.1.0, and are built-in variables that are always available in all scopes. PHP Global Variables – Superglobals Several predefined variables in PHP are “superglobals”, which means that they are always accessible, regardless of scope – and you can access them from any function, class or …

The elements in an array can be sorted in alphabetical or numerical order, descending or ascending. PHP – Sort Functions For Arrays In this chapter, we will go through the following PHP array sort functions: sort() – sort arrays in ascending order rsort() – sort arrays in descending order asort() …

An array stores multiple values in one single variable: Example <?php $cars=array("Volvo","BMW","Toyota"); echo "I like " . $cars[0] . ", " . $cars[1] . " and " . $cars[2] . "."; ?> What is an Array? An array is a special variable, which can hold more than one value at …