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Magento – How to redirect to previous page

Sometimes you will want to redirect to previous page after executing a function.  You can try this: $this->_redirectReferer(); It does a little more than redirect to the previous page. If you specify in the url a parameter uenc it will consider that as the referrer.

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Fatal error: Class ‘Zend_Pdf_Color_RGB’ not found in magento using zend library

When you use want to replace this code $page = $this->newPage(); by this: $pdf->pages[] = $pdf->newPage('4:6:'); but the results is: Fatal error: Class 'Zend_Pdf_Color_RGB' not found app/code/core/Mage/Sales/Model/Order/Pdf/Shipment.php   It is common issue, if you are using Windows you can't see this issue, but when you upload it to your Linux server you will see. It  Full Article…

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Bulk Senders Guidelines – Increase your sending success rate

Troubleshoot delivery issues with Postmaster Tools Gmail Postmaster Tools provides senders with metrics on parameters such as reputation, spam rate, feedback loop, etc. It can help you check compliance to the Gmail bulk sender guidelines, as well as identify issues that can cause trouble with the spam filter. We've received inquiries from bulk senders who'd like  Full Article…

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How to add a DMARC record

Create the record Once SPF and DKIM are in place, you configure DMARC by adding policies to your domain's DNS records in the form of TXT records (just like with SPF or ADSP). Important: Before creating a DMARC record for your Google Apps domain, you must first set up DKIM authentication. If you fail to set up  Full Article…

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The mailman queue processor /usr/lib/mailman/bin/qrunner is not running on your system

Once your new server is provisioned , install Perl in it which stands as the base for all further installations. You can use the following command to install Perl : # yum install perl -y When this is complete, download the script to install Virtualmin : # wget http://software.virtualmin.com/gpl/scripts/install.sh Run the above script : # sh install.sh Once the installation is complete, you will be able to login to the Virtualmin control panel using the  Full Article…

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SMTP ports – What port should we use

It's a common question that we receive here at Mailgun. To ensure connectivity to our Simple Mail Transfer Protocol (SMTP) endpoint, Mailgun offers multiple port options, but which one should you use? Let's first take a historical look at each port and then we'll discuss today's methodology for usage. If you're not a history buff,  Full Article…

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No ‘Access-Control-Allow-Origin’ header is present on the requested resource

This topic will show you how to fix No ‘Access-Control-Allow-Origin’ header is present on the requested resource. No ‘Access-Control-Allow-Origin’ header is present on the requested resource This happens if you are attempting cross domain request.That is you are sending request from one domain to another domain. Normal browsers doesn’t support cross domain request for security  Full Article…

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