How can I change the default font for a JTextArea from the command line?
John Zukowski Changing the TextArea.font property allows you to set the default font. In order to set this from the command line you need to pass it a string that can be decoded from the decode() method of Font. Separate the font name, style, and size, like the following:
java -DTextArea.font=dialog-italic-24 Prog
To change your font to the 24 point, italic, dialog font shown here.