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Site URL: devblogs.microsoft.com/oldnewthing

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

Posts: 11

Followers: 10

Why does SHFormat­Date­Time take an unaligned FILETIME?

https://devblogs.microsoft.com/oldnewthing/20251103-00/?p=111753

Published: November 3, 2025 15:00

Designed for its original use case. The post Why does <CODE>SHFormat­Date­Time</CODE> take an unaligned <CODE>FILETIME</CODE>? appeared first on The Old New Thing.

Trying to build a XAML tree in code throws a “No installed components were detected” exception

https://devblogs.microsoft.com/oldnewthing/20251030-00/?p=111746

Published: October 30, 2025 14:00

An unfortunate error code collision, but the explanatory text leads the way. The post Trying to build a XAML tree in code throws a “No installed components were detected” exception appeared first on The Old New Thing.

What to do when you have a crash in the runtime control flow guard check

https://devblogs.microsoft.com/oldnewthing/20251029-00/?p=111738

Published: October 29, 2025 14:00

You don't have to understand it, but you should be able to extract data from it. The post What to do when you have a crash in the runtime control flow guard check appeared first on The Old New Thing.

How did the Windows 95 user interface code get brought to the Windows NT code base?

https://devblogs.microsoft.com/oldnewthing/20251028-00/?p=111733

Published: October 28, 2025 14:00

Ported bit by bit. The post How did the Windows 95 user interface code get brought to the Windows NT code base? appeared first on The Old New Thing.

Dubious security vulnerability: Denial of service by loading a very large file

https://devblogs.microsoft.com/oldnewthing/20251027-00/?p=111731

Published: October 27, 2025 14:00

I mean, it's what you asked it to do. The post Dubious security vulnerability: Denial of service by loading a very large file appeared first on The Old New Thing.

The early history of the Windows Runtime PropertyValue and why there is a PropertyType.Inspectable that is never used

https://devblogs.microsoft.com/oldnewthing/20251024-00/?p=111725

Published: October 24, 2025 14:00

It used to be there because PropertyValue started out as the fundamental variant type before shifting focus to being the fundamental boxed type. The post The early history of the Windows Runtime PropertyValue and why there is a PropertyType.Inspectable…

Windows Runtime design principle: Properties can be set in any order

https://devblogs.microsoft.com/oldnewthing/20251023-00/?p=111716

Published: October 23, 2025 14:00

If all you're doing is setting properties, you can do it any way you like. The post Windows Runtime design principle: Properties can be set in any order appeared first on The Old New Thing.

What makes cheap_steady_clock faster than std::chrono::high_resolution_clock?

https://devblogs.microsoft.com/oldnewthing/20251022-00/?p=111714

Published: October 22, 2025 14:00

It's quite a bit faster, though maybe you don't care. The post What makes <CODE>cheap_<WBR>steady_<WBR>clock</CODE> faster than <CODE>std::<WBR>chrono::<WBR>high_<WBR>resolution_<WBR>clock</CODE>? appeared first on The Old New Thing.