Why dont dlang check NullPointer?

[zhmt via Digitalmars-d]

>
> The best way to do that is to separate the server modules into 
> independent processes. Then if one crashes, the others keep 
> running without fear of corruption.
>
> So instead of server modules, try doing mini servers that 
> communicate with the main server. This is how a lot of newer 
> programs are written because of the reliability and security 
> benefits it offers.

But this will make the developement more difficult for me, or not 
acceptable.

Is there any other ways?