This command may be useful when your are filing a bug and need to post debug information: gnome-sudoku -v

This command is useful if you are filing a bug about slow performance. It will show the perfomance of different functions that run, and possibly reveal which specific function(s) may be responsible for poor performance. This information attached to a bug could make it easier to fix the problem, but this command is used mostly by programmers.

gnome-sudoku -p

When you exit the application, the terminal will show you performance statistics.

This command is mostly used by programmers to step through the code: gnome-sudoku -w