View version number:
 Press [Alt] + V. 
    
 Key  Command Comment 
 Q Quit  Quit immediately 
 T Temp variable  Inspect temp variable 
 A Inspect   
 I Inspect  See "Inspect" sub-commands 
 O Object   
 R Resources   
 S Send stack   
 D Display memory   
 F Free heap   
 G Global variable  Inspect global variable 
 L Local variable  Inspect local variable 
 B Break in (If object value is changed, Auto-debug)