Snippets

• Alert per errori

JOptionPane.showMessageDialog(null, "Messaggio");

• Logo

label.setIcon(new ImageIcon("http://3em.it/website/images/Home/3em_Logo_SMALL.png"));  

• Colore testo

label.setForeground(Color.RED) 

• Icona

ImageIcon img = new ImageIcon(pathToFileOnDisk); 
frame.setIconImage(img.getImage());

JAR to EXE

• launch4j
• jsmooth