public static void main(String args[]) {
        /*Handler systemOutHandler = new StreamHandler(System.out, new SimpleFormatter()); 
         systemOutHandler.setLevel(Level.FINEST); 
         Logger rootLogger = Logger.getLogger(""); 
         rootLogger.addHandler(systemOutHandler); 
         rootLogger.setLevel(Level.FINEST);*/

        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if (UIManager.getCrossPlatformLookAndFeelClassName().equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException | InstantiationException | IllegalAccessException | javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(AsistenciasForm.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                form = new AsistenciasForm();
                form.setVisible(true);
                /*URL iconURL = getClass().getResource("/images/app_icon.png");
                
                 ImageIcon icon = new ImageIcon(iconURL);
                 form.setIconImage(icon.getImage());*/
                //form.setProfesorImagen(icon);
                form.prepareData();

            }
        });

        // iconURL is null when not found
    }