>>>Create an OLEPublic EXE and within declare Public variable. Now several applications can instantiate the COM object. All will have access to the Public variable, and they all will see the same value. If any changes the value, all will see the same. Shared Memory... Pretty cool.
>>
>>The idea of all of them having readonly access, maybe. The idea that any can update the value at any time - not cool.
>
>depends - if meant as a semaphore or status switch between processes, cool in my book. Sometimes explicit locking a single record before process-write is helpful, in other situations perhaps not needed.

Several applications can access a property of an object inside the COM object without public variables?