How can beginners differentiate between PHP and PHPNuke when seeking help or resources?

Beginners can differentiate between PHP and PHPNuke by understanding that PHP is a server-side scripting language used for web development, while PHPNuke is a content management system built using PHP. When seeking help or resources, beginners should specify if they are working with PHP code in general or specifically with PHPNuke. They can also look for resources or forums dedicated to PHPNuke specifically to find more targeted assistance.

// Example PHP code snippet to check if a variable is empty
$var = "Hello";

if(empty($var)) {
    echo "Variable is empty";
} else {
    echo "Variable is not empty";
}