The Old New Thing

Windows Runtime delegates and object lifetime in C++/CX

Raymond ChenMay 23, 2019May 23, 201905/23/19

You specify the lifetime rules, typically weak.

Windows Runtime delegates and object lifetime in C# and other GC languages

Raymond ChenMay 22, 2019May 22, 201905/22/19

You've left the comfort of the CLR.

The secret signal that tells Windows Runtime events that the event recipient no longer exists

Raymond ChenMay 21, 2019May 21, 201905/21/19

Watch out that you don't make the signal by mistake.

If each thread’s TEB is referenced by the fs selector, does that mean that the 80386 is limited to 1024 threads?

Raymond ChenMay 20, 2019May 20, 201905/20/19

They don't all have to be different simultaneously.

When would CopyFile succeed but produce a file filled with zeroes?

Raymond ChenMay 17, 2019May 17, 201905/17/19

Did the bytes actually make it to the disk?

Why are Bluetooth functions exported from the infrared control panel?

Raymond ChenMay 16, 2019May 16, 201905/16/19

Artifacts of service pack constraints from long ago.

Stupid git commit-tree tricks, Part 7: Combining more than two files into one while preserving line history, manual octopus merging

Raymond ChenMay 15, 2019May 15, 201905/15/19

Sometimes you just have to take things into your own hands.

Stupid git tricks: Combining two files into one while preserving line history

Raymond ChenMay 14, 2019May 14, 201905/14/19

Starting with the two-file case.

Stupid git commit-tree tricks, Part 6: Resetting by reusing an earlier tree

Raymond ChenMay 13, 2019May 13, 201905/13/19

Just take me back.

Stupid git commit-tree tricks, Part 5: Squashing without git rebase

Raymond ChenMay 10, 2019May 10, 201905/10/19

Working completely from trees.