The Old New Thing

COM asynchronous interfaces, part 1: The basic pattern

February 14, 2022 Feb 14, 2022 02/14/22

Raymond Chen

Letting things run on their own, and then coming back for the answer later.

Notes on COM aggregation: How do you implement tear-offs in an aggregated object?

February 11, 2022 Feb 11, 2022 02/11/22

Raymond Chen

Keeping the controlling unknown in the know.

Notes on COM aggregation: Obtaining a pointer to your aggregated partner without introducing a reference cycle

February 10, 2022 Feb 10, 2022 02/10/22

Raymond Chen

Putting your thumb on the scale.

How can I find out which processor architectures are supported via emulation by the current system?

February 9, 2022 Feb 9, 2022 02/9/22

Raymond Chen

Fortunately, there's a special function for that, or at least for enough of that to serve your needs.

On finding the average of two unsigned integers without overflow

February 7, 2022 Feb 7, 2022 02/7/22

Raymond Chen

Another code golfing adventure.

The case of the stack overflow exception when the stack is nowhere near overflowing

February 4, 2022 Feb 4, 2022 02/4/22

Raymond Chen

There's a problem with the stack that prevents it from growing, so you could consider than an overflow.

A closer look at the stack guard page

February 3, 2022 Feb 3, 2022 02/3/22

Raymond Chen

It is there to detect stack growth, but only if the stack grows into it.

Gotcha: C++/WinRT weak_ref.get() doesn’t get the weak reference; it gets the strong reference

February 2, 2022 Feb 2, 2022 02/2/22

Raymond Chen

What traditionally goes by the name lock().