This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
When the Java interpreter executes an application it starts by calling the class's main method. The main method then calls all the other methods required to run your application. So when you compile this, compiler doesn't know what 'args' that you have mentioned as an argument to main method.