[plt-scheme] multiple DrScheme process

Grant Rettke wrote:
> On Wed, Jan 6, 2010 at 1:01 PM, Chognkai Zhu <czhu at cs.utah.edu> wrote:
>   
>> At least on Windows box, there can be no more than one DrScheme process.
>> Even if I tried to open several .ss files, or execute DrScheme.exe several
>> times, they are all runing under the same OS process. I assume it saves
>> memory, but I have friends who want to run several .ss program in DrScheme
>> simultaneously on a multi-core computer. (I know I can compile and run them
>> indecently, but people also want to run source within DrScheme.) How could
>> that be done?
>>     
>
> Uncheck: Edit->Preferences-General->Open files in separate tabs (not
> separate windows)
>   

That does nothing. It appears to be two separate windows for 2 .ss
files, but their is still only one OS process called DrScheme.exe, which
I assume means the two program will be run on the same CPU.