The right way to Disable Notification Popup in Magento Admin

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Disable Admin Notification Popup in Magento
Every time you login to Magento admin panel, you're going to get notification popup which includes various updates about Magento.

View more : https://www.magebay.com/magento-multi-vendor-marketplace-extension
It’s a great thing to stay up to date about your software but I believe that's the part of the Developer’s life, end consumer never like these pop up on every login about which they don’t know something.
On this quick tip I will present you how we can disable these popup. That popup is performance of one of many Magento 2 module. So disabling this popup is same as disabling module in Magento. All you want to know is the name of that module.

• Login to Magento Admin Panel. You're going to get popup.
• Go to System >> Configuration >> Advance
• Disable the Module named “Mage_AdminNotification”, check under image for extra informatiom.

Print array contents in log file of magento
In Magento You possibly can print your log in Exception.log using

• Mage::logException($e->getMessage());

If you want to put the log to your custom log file, then you should use write below line

• Mage::log(‘Your Question’, Zend_Log::DEBUG, custom.log);

But the problem is that , It will not print any Array knowledge, If you wish to print Array knowledge in to log file then you need to use any one of many under methodology:

• Mage::getModel(‘core/log_adapter’, ‘customized.log’)->log($arrayvariable);
• or
• Mage::log(‘Your Data :’.print_r($arrayvariable, true), Zend_Log::DEBUG, ‘customized.log’);