MAGENTO CHANGE CAPTCHA BACKGROUND LINES AND DOTS DENSITY

I had to reduce the density of dots and lines in captcha because it was un readable sometimes.

so here what i did.

Go to:

lib/Zend/Captcha/Image.php

protected $_dotNoiseLevel = 10;

protected $_lineNoiseLevel = 0;

magento:IP SPECIFIC LANGUAGE

 First download currency switcher from   
 http://www.magentocommerce.com/magento-connect/auto-currency-switcher-8671.html  
 //CODE TO DISPLAY LANGUAGE ACCORDING TO IP ADDRESS  
  if(Mage::getConfig()->getModuleConfig('Chapagain_AutoCurrency')->is('active', 'true'))  
  {   
                $geoIp = Mage::helper('autocurrency')->loadGeoIp();  
                $ipAddress = Mage::helper('autocurrency')->getIpAddress();  
                // get country code from ip address  
                 $countryCode = geoip_country_code_by_addr($geoIp, $ipAddress);   
                 $germancountries=array('CH','DE');  
                if(!isset($_COOKIE['frontstoreloc']))   
                {   
                 //$siteurl= $this->getUrl();  
                 $siteurl= "http://".$_SERVER['SERVER_NAME'];  
                      setcookie("frontstoreloc",session_id(),time()+60*60*24,"/","");  
                     switch(trim($countryCode))  
                     {  
                           case 'CH':  
                                    $url = $siteurl . '?___store=german';  
                                    header( 'Location:' . $url);die;  
                           break;  
                           case 'DE':  
                                         $url = $siteurl . '?___store=german';  
                                         header( 'Location:' . $url);die;  
                           break;  
                           case 'IN':  
                                     $url = $siteurl . '?___store=english';  
                                     header( 'Location:' . $url);die;  
                           break;  
                           default:  
                           $url = $siteurl . '?___store=usa';  
                                     header( 'Location:' . $url);die;  
                           break;  
                     }  
                 }  
            }  

MAGENTO GET STORE SPECIFIC ATTRIBUTE LABEL:

 <?php echo $_product->getResource()->getAttribute($_attribute->getAttributeId())->getStoreLabel();?>  

Magento error :Mage registry key "_singleton/core/resource" already exists

Please have a look to

http://stackoverflow.com/questions/10793897/mage-registry-key-singleton-core-resource-already-exists-in-magento

Magento invoice pdf : display custom options in one line

open default.php
at path:

app/code/local/Mage/Sales/Model/Order/Pdf/Items/Invoice

//REPLACE THE LINES  one that starts with if ($options) {

        //foreach ($options as $option) { with the followin lines.

       

       $options = $this->getItemOptions();

    if ($options) {

        foreach ($options as $option) {

            if ($option['value']) {

                $_printValue = isset($option['print_value']) ? $option['print_value'] : strip_tags($option['value']);

                $values = explode(', ', $_printValue);

                foreach ($values as $value) {

                    $optlabel= Mage::helper('core/string')->str_split(strip_tags($option['label']), 70, true, true);

                    $optval = Mage::helper('core/string')->str_split($value, 50, true, true);

                    $lines[][] = array(

                        'text' => htmlspecialchars_decode ($optlabel[0]." : ".$optval[0]),

                        'feed' =>35

                    );

                }

            }

        }

    }

Cargowiz issue bd.addClass is not a function ext-tree.js (line 33)

Open file

js/extjs/ext-tree.js

Search for bd.className

Replace bd.addClass(cls);  by  bd.className+=cls;

firefox screen shot of the error:

Magento connect installation error Connection string is empty

Click on "settings" tab

And fill up "FTP Host","Ftp login","Ftp Password","Installation Path:"

Magento REMOVE CACHE INVALIDATION ERROR(THOUGH IT'S NOT A BUG ;))

YOU HAVE TO PUT CACHE CLEAR CODE SOME WHERE IN ADMIN PHTML FILE.

i put that code in head.phtml

file:

head.phtml

path:

app/design/adminhtml/default/default/template/page

<?php

 try {

      Mage::app()->getCacheInstance()->cleanType('block_html');

  } catch (Exception $e) {

    // do something

    error_log($e->getMessage());

  }

 ?>