Nginx Hotlink Protection

To block hotlink protection or bandwidth stealing, you can add following to server configuration of your web site.

If you need to allow hotlink from a specific domain, you can edit the valid_referers line and add the url. If you only want to limit access to images and videos, you can put above code […]

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aaPanel – Free Hosting Control Panel

aaPanel is a free hosting control panel written in Python. To reload nginx, run

Nginx configuration file location

See Hosting Control Panel […]

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Bash check if a program is running or not

You can find process id for a running program with command


We can use pidof command in bash script to find if a program is running or not

See bash […]

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PrestaShop Error Declaration of Cart::getPackageShippingCost

On a PrestaShop site, i get error message

To fix this error, edit file /var/www/vhosts/ Find line

Replace with

This is because orderide class have improper function definiation, this may be due to some outdated PrestaShop modules. See PrestaShop […]

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