Sun has a java forum that includes a "New to Java" subforum.
For pure cross platform java development, you might want to look at Netbeans or Eclipse instead of Xcode. Xcode is a good IDE, but lacks a lot of Java specific features, cross platform GUI editor for instance, that Netbeans and Eclipse has.
For pure cross platform java development, you might want to look at Netbeans or Eclipse instead of Xcode. Xcode is a good IDE, but lacks a lot of Java specific features, cross platform GUI editor for instance, that Netbeans and Eclipse has.