The Old New Thing

What will be placed in the output parameter if the function fails?

Raymond ChenApril 17, 2020Apr 17, 202004/17/20

Officially, it could be anything. In practice, though, there are some constraints.

Why can’t you return an IAsync­Action from a coroutine that also does a co_await?

Raymond ChenApril 16, 2020Apr 16, 202004/16/20

You already returned. No take-backs.

When I ask the GetIpAddrTable function to sort the results, how are they sorted?

Raymond ChenApril 15, 2020Apr 15, 202004/15/20

Nothing particularly fancy. Just plain numerical order.

If one program blocks shutdown, then all programs block shutdown

Raymond ChenApril 14, 2020Apr 14, 202004/14/20

We're all in this together, as far as the Blocked Shutdown Resolver is concerned.

The type-dependent type or value that is independent of the type

Raymond ChenApril 13, 2020Apr 13, 202004/13/20

To delay the evaluation until instantiation.

Creating a non-agile delegate in C++/WinRT, part 5: Waiting synchronously from a thread that may already be the right thread

Raymond ChenApril 10, 2020Apr 10, 202004/10/20

You might already be there.

Creating a non-agile delegate in C++/WinRT, part 4: Waiting synchronously from a background thread

Raymond ChenApril 9, 2020Apr 9, 202004/9/20

Using things you already have.

Creating a non-agile delegate in C++/WinRT, part 3: The other cases and why they aren’t interesting

Raymond ChenApril 8, 2020Apr 8, 202004/8/20

We handled only one case, but that's the only one worth handling.

Creating a non-agile delegate in C++/WinRT, part 2: The synchronous coroutine

Raymond ChenApril 7, 2020Apr 7, 202004/7/20

It awaits without waiting.

Creating a non-agile delegate in C++/WinRT, part 1: Initial plunge

Raymond ChenApril 6, 2020Apr 6, 202004/6/20

Forcing the delegate to run in a specific apartment.