The Old New Thing

Extending our critical section based on WaitOnAddress to support timeouts

May 31, 2017 May 31, 2017 05/31/17

Raymond Chen

Ooh, look, a new feature.

Why isn’t the original window order always preserved when you undo an Aero Shake?

May 30, 2017 May 30, 2017 05/30/17

Raymond Chen

Acts the same way as undoing a Minimize All, since that's basically what it is.

Does DebugBreak work to launch the debugger, or doesn’t it?

May 29, 2017 May 29, 2017 05/29/17

Raymond Chen

It does, eventually, but not because it is DebugBreak.

Why are hidden files with a leading tilde treated as super-hidden?

May 26, 2017 May 26, 2017 05/26/17

Raymond Chen

Because in practice they are ultra-temporary.

Diagnosing why you cannot create a stable subkey under a volatile parent key

May 25, 2017 May 25, 2017 05/25/17

Raymond Chen

You can't do it, but why is the parent volatile?

Some questions about unflushed data and calling FlushFileBuffers on a new handle to a file

May 24, 2017 May 24, 2017 05/24/17

Raymond Chen

Will it get flushed out eventually?

What do these hard drive icons mean?

May 23, 2017 May 23, 2017 05/23/17

Raymond Chen

Various kinds of BitLocker, mostly.

Why doesn’t searching my Start menu with Cortana find Internet shortcuts in my All Programs list?

May 22, 2017 May 22, 2017 05/22/17

Raymond Chen

Because our A/B testing showed that showing them was worse.

Debugging a GDI resource leak: Case study

May 19, 2017 May 19, 2017 05/19/17

Raymond Chen

If it leaked once, it'll leak again.

Why is the !locks command called !locks even though it debugs only critical sections?

May 18, 2017 May 18, 2017 05/18/17

Raymond Chen

Because those were the only kind of locks, back in the day.