The Old New Thing

The case of the invalid handle despite being managed by an RAII type

June 15, 2023 Jun 15, 2023 06/15/23

Raymond Chen

The handle remains valid for the object's lifetime, but what is the object's lifetime?

How expensive is it to create a Windows performance counter?

June 14, 2023 Jun 14, 2023 06/14/23

Raymond Chen

The cost depends on the performance counter.

SIDs are really just another a fancy way of creating unique IDs in a decentralized way

June 13, 2023 Jun 13, 2023 06/13/23

Raymond Chen

Keeping them from colliding with each other.

The move constructor that you have to declare, even though you don’t want anyone to actually call it

June 12, 2023 Jun 12, 2023 06/12/23

Raymond Chen

Forcing named return value optimization.

Reordering C++ template type parameters for usability purposes, and type deduction from the future

June 9, 2023 Jun 9, 2023 06/9/23

Raymond Chen

You want them to go first, but you also want to deduce them.

How can I register a program to auto-relaunch if it crashes or is terminated?, redux

June 8, 2023 Jun 8, 2023 06/8/23

Raymond Chen

You can get a little bit of the way there.

Pulling sleight of hand tricks in a security vulnerability report, episode 2

June 7, 2023 Jun 7, 2023 06/7/23

Raymond Chen

I see what you did there.

How can I make WiFi passwords per-user rather than per-system?

June 6, 2023 Jun 6, 2023 06/6/23

Raymond Chen

A little-known system configuration setting.

It’s great that you provide operator overloads, but it’s also nice to have names

June 5, 2023 Jun 5, 2023 06/5/23

Raymond Chen

Avoiding the need to invoke the operator explicitly as a specialized template, among other things.

C++/WinRT event handlers that are lambdas with weak pointers to the parent class, part 3

June 2, 2023 Jun 2, 2023 06/2/23

Raymond Chen

Extending to std::weak_ptr.