What are some best practices for troubleshooting and resolving issues related to simulating folders using .htaccess in PHP?
Issue: When simulating folders using .htaccess in PHP, you may encounter issues with the rewrite rules not working correctly or causing 404 errors. To troubleshoot and resolve these issues, ensure that your .htaccess file is properly configured with the correct rewrite rules and that your PHP code handles the simulated folder structure correctly. PHP Code Snippet:
```php
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^([^/]+)/?$ index.php?page=$1 [L]
```
This code snippet sets up a basic .htaccess file to simulate folders in PHP. It redirects all requests to non-existent files or directories to index.php, passing the requested "folder" as a parameter named "page". Make sure to adjust the rewrite rules as needed based on your specific folder structure and PHP implementation.