Here is a nice video on the quintessential Hello World program.�o�̬O�@�ӫܦn�����W��ت�Hello World�{�ǡC All you need is Java to go through this excellent introductory tutorial for Windows users.�Ҧ��z�һݭn���OJava���n�g�L�o�@�}�n�����иɲߡA��Windows�Τ�C