How to disable or enable Trackbacks and Pingbacks in WordPress

To disable or enable Trackbacks and Pingbacks in WordPress you can use the following mysql queries.

Sample mySQL

enable

UPDATE wp_posts SET ping_status = 'open'; 

disable

UPDATE wp_posts SET ping_status = 'closed'; 

How to ping in Java

To ping in Java you can use the following snippet.

Sample Java

public static void pingUrl(String url, Integer timeOut)
{
	url = url.replace("http://", "");
	try {  
		InetAddress address = InetAddress.getByName(url);  
		System.out.println("Hostname: " + address.getHostName());  
		System.out.println("IP-Address: " + address.getHostAddress());  
		System.out.println("Reachable in " + ((double)timeOut / (double)1000) + " Seconds: " + address.isReachable(timeOut));  
	}  
	catch (UnknownHostException e) {
		System.err.println("Unable to lookup " + url + "; error: " + e);  
	}  
	catch (IOException e) {  
		System.err.println("Unable to reach " + url);  
	}  
}