hold all warning in command line

is there any way i can prevent warning message from showing in the command line? and able to refer back the error msg after execution? im doing this because i dont wan to be interrupted as i want to demo my program

Answer 1

[Sean de Wolski]

1. Put a try/catch around your code that is throwing the error.
2. Use MException.last to retrieve the last error.

try
  [17 1]*[1 2 0]
catch ME
end

Later on...

If you still have ME, you can use it. Else:

ME = MException.last