Well, well...

[Robert Fraser]

Julio César Carrascal Urquijo Wrote:

> Jarrett Billingsley wrote:
> > I've used an app written in Erlang -- Wings3D -- fairly extensively, and I 
> > can tell you that the program _never crashes_.  If there is an error 
> > somewhere, sometimes I'll get a gray screen telling me "hey this crashed, I 
> > made a crash log" but then the program picks right back up where it left 
> > off.  Not really any different than an exception report. 
> 
> Yes, that's because Erlang supports a mechanism know as process 
> monitoring in which for most process another process is launched whose 
> sole task is checking up the behavior of the first one. Process are so 
> cheap that you can "waste" one process to monitor another and relaunch 
> it if it crashes.

Wow, that sounds a lot more complicated than exceptions to do effectively the same thing.