Java tutorial
import javax.swing.ToolTipManager; public class Main { public static void main(String[] argv) throws Exception { // Get current delay int initialDelay = ToolTipManager.sharedInstance().getInitialDelay(); // Show tool tips immediately ToolTipManager.sharedInstance().setInitialDelay(0); // Show tool tips after a second initialDelay = 1000; ToolTipManager.sharedInstance().setInitialDelay(initialDelay); } }