The Old New Thing

My summer vacation: The London Eye

Raymond ChenNovember 15, 2019Nov 15, 201911/15/19

Round and round. We'll, really just round. No "and round".

Why does my single-threaded program have multiple threads?

Raymond ChenNovember 15, 2019Nov 15, 201911/15/19

They're not your threads, but they're in your process.

Can the MTA thread exit while keeping its COM class registrations alive?

Raymond ChenNovember 14, 2019Nov 14, 201911/14/19

You can keep the MTA alive without having to dedicate a thread.

Not even getting to the airtight hatchway: Planting files in world-writable directories

Raymond ChenNovember 13, 2019Nov 13, 201911/13/19

But who uses that world-writable directory?

How can I copy or move a group of files into a new folder from Explorer?

Raymond ChenNovember 12, 2019Nov 12, 201911/12/19

Putting together things you already have.

The curious pattern of pre-emptively rejecting the solution to your problem: Redrawing during resizing

Raymond ChenNovember 11, 2019Nov 11, 201911/11/19

You'll have to invalidate it, either the easy way or the hard way.

Can I force a WM_TIMER message to be generated when the timer comes due, even if the message queue is not idle?

Raymond ChenNovember 8, 2019Nov 8, 201911/8/19

You can ask for it explicitly.

How can I give a C++ lambda expression more than one operator()?

Raymond ChenNovember 7, 2019Nov 7, 201911/7/19

Wacky template games.

How can I have a C++ function that returns different types depending on what the caller wants?

Raymond ChenNovember 6, 2019Nov 6, 201911/6/19

Quantum superposition comes to C++.

The legend of Steve Ballmer’s rental car, the most diligent employee in the world

Raymond ChenNovember 5, 2019Nov 5, 201911/5/19

What a hardworking new employee that must be.