The Old New Thing

May 2008 - Page 4 of 4 - The Old New Thing

Apparently I've been promoted by mistake all these years

May 7, 2008 May 7, 2008 05/7/08
Raymond Chen
A few years ago, this posting on the secret to getting promoted caught my eye. After several years at Microsoft, I had an epiphany today. I came to the realization that the best way, rather the only way -- to get promoted is to demonstrate the ability to hire and retain top talent. Other factors do go a long way but without the ability to ...

Psychic debugging: Why does ExitProcess(1) produce an exit code of zero?

May 6, 2008 May 6, 2008 05/6/08
Raymond Chen
Here's a question that came from a customer. By now, you should already have the necessary psychic powers to answer it. Our program calls to indicate that it exited unsuccessfully. The process that launched our program waits for the program to exit and then calls to retrieve the exit code. The function succeeds, but the exit code is zero! ...

If you pass invalid parameters, then all bets are off

May 5, 2008 May 5, 2008 05/5/08
Raymond Chen
Alun Williams pointed out that if you pass invalid parameters to , it does not destroy the . Well, yeah, because if you pass invalid parameters, then all bets are off. Different functions perform different degrees of parameter validation; the degree to which this is done is typically guided by security concerns. Information that crosses ...

Canoeing around the Washington Park Arboretum

May 2, 2008 May 2, 2008 05/2/08
Raymond Chen
This weekend is Opening Day of the Seattle boating season. Even if you don't own a boat, you can enjoy the warmer weather and rent a canoe and paddle around the Arboretum. (Don't do it on Opening Day, though.) Here's a nice map courtesy of the Northwest Outdoor Center. Pay heed to avoid the green section marked Caution. I made a wrong ...

Strange uses for window class atoms

May 1, 2008 May 1, 2008 05/1/08
Raymond Chen
When you register a window class (with the or function), you get an back. What use is this atom? Not much. You can use this atom in many places where a window class name can be used; just convert it to a string with the macro. Let's change our scratch program to illustrate: We save the atom returned by the function and use it (...