go google. Any programming tool chain will contain a debugger. Like gdb is the best for c/c++, jdb is the one for java.
If you dont' have a clue, google: how do I debug a java program? And follow each post to learn...
go google. Any programming tool chain will contain a debugger. Like gdb is the best for c/c++, jdb is the one for java.
If you dont' have a clue, google: how do I debug a java program? And follow each post to learn...