In PHP development, what are the best practices for accurately labeling and describing issues in forum threads to attract the right expertise for assistance?

Issue: I am having trouble connecting to a MySQL database in my PHP script. Code snippet: 

<?php
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "database";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);

// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
echo "Connected successfully";
?>

Keywords

PHP development forum threads issue labeling expertise assistance

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