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Site URL: devblogs.microsoft.com/oldnewthing

Feed URL: devblogs.microsoft.com/oldnewthing/feed

Posts: 12

Followers: 15

Making an agile version of a Windows Runtime delegate in C++/WinRT, part 5

https://devblogs.microsoft.com/oldnewthing/20260724-00/?p=112562

Published: July 24, 2026 14:00

Making sure to use the non-agile delegate non-agile-ly. The post Making an agile version of a Windows Runtime delegate in C++/WinRT, part 5 appeared first on The Old New Thing.

Making an agile version of a Windows Runtime delegate in C++/WinRT, part 4

https://devblogs.microsoft.com/oldnewthing/20260723-00/?p=112560

Published: July 23, 2026 14:00

Optimizing the context check. The post Making an agile version of a Windows Runtime delegate in C++/WinRT, part 4 appeared first on The Old New Thing.

Making an agile version of a Windows Runtime delegate in C++/WinRT, part 3

https://devblogs.microsoft.com/oldnewthing/20260722-00/?p=112552

Published: July 22, 2026 14:00

The object that actively refuses to be marshaled. The post Making an agile version of a Windows Runtime delegate in C++/WinRT, part 3 appeared first on The Old New Thing.

Making an agile version of a Windows Runtime delegate in C++/WinRT, part 2

https://devblogs.microsoft.com/oldnewthing/20260721-00/?p=112550

Published: July 21, 2026 14:00

Short-circuiting the easiest case. The post Making an agile version of a Windows Runtime delegate in C++/WinRT, part 2 appeared first on The Old New Thing.

Why has the display control panel pointer truncation bug gone unfixed for so long?

https://devblogs.microsoft.com/oldnewthing/20260717-00/?p=112541

Published: July 17, 2026 14:00

It's fixed, but the fix isn't getting there. The post Why has the display control panel pointer truncation bug gone unfixed for so long? appeared first on The Old New Thing.

Speculating on how the buggy control panel extension truncated a value that it had right in front of it

https://devblogs.microsoft.com/oldnewthing/20260716-00/?p=112539

Published: July 16, 2026 14:00

Inferring the code's history. The post Speculating on how the buggy control panel extension truncated a value that it had right in front of it appeared first on The Old New Thing.

The case of the invalid function pointer when shutting down the display control panel

https://devblogs.microsoft.com/oldnewthing/20260715-00/?p=112535

Published: July 15, 2026 14:00

Watching the bits disappear. The post The case of the invalid function pointer when shutting down the display control panel appeared first on The Old New Thing.

The case of the mysterious changes to integers when there shouldn’t have been any code generation effect

https://devblogs.microsoft.com/oldnewthing/20260710-00/?p=112514

Published: July 10, 2026 14:00

Decoding where those integer came from. The post The case of the mysterious changes to integers when there shouldn’t have been any code generation effect appeared first on The Old New Thing.

I’ve decoded a #pragma detect_mismatch error and fixed the mismatch, but I still get the error

https://devblogs.microsoft.com/oldnewthing/20260709-00/?p=112512

Published: July 9, 2026 14:00

You need to rebuild everything that was dependent on the change. The post I’ve decoded a <CODE>#pragma detect_mismatch</CODE> error and fixed the mismatch, but I still get the error appeared first on The Old New Thing.