The Old New Thing : Code

Monday, June 29, 2009 7:00 AM

If you want to consume all the virtual address space, well, then go ahead and consume it, you don't need my help

It's not like there's a ConsumeAllAvailableVirtualAddressSpaceAndExhaustTheHeap function.

Posted by oldnewthing | 9 Comments

Filed under: Code

Friday, June 26, 2009 7:00 AM

The thread that gets the DLL_PROCESS_DETACH notification is not necessarily the one that got the DLL_PROCESS_ATTACH notification

Don't do things with thread affinity.

Posted by oldnewthing | 11 Comments

Filed under: Code

Friday, June 19, 2009 7:00 AM

You can't leave a critical section you never entered

Enter first, then leave.

Posted by oldnewthing | 11 Comments

Filed under: Code

Thursday, June 18, 2009 7:00 AM

The dangers of mixing synchronous and asynchronous state

Race conditions.

Posted by oldnewthing | 19 Comments

Filed under: Code

Friday, June 12, 2009 7:00 AM

A concrete illustration of practical running time vs big-O notation

Memory access time changes the math.

Posted by oldnewthing | 29 Comments

Filed under: Code

Thursday, June 04, 2009 7:00 AM

Why can't I rotate the display with ChangeDisplaySettingsEx?

Secret sauce.

Posted by oldnewthing | 13 Comments

Filed under: Code

Friday, May 29, 2009 7:00 AM

Alternatives to using the #error directive to check whether the compiler even sees you

Not saying it's the only way, just a way.

Posted by oldnewthing | 21 Comments

Filed under: Code

Monday, May 25, 2009 7:00 AM

Why can't you change the alignment of an edit control after it has been created?

Because that would reduce to polling, at least back in the day.

Posted by oldnewthing | 25 Comments

Filed under: Code

Friday, May 22, 2009 7:00 AM

If an event is signaled more than once, are they delivered in the order in which they were signaled?

Um, how can you tell?

Posted by oldnewthing | 18 Comments

Filed under: Code

Monday, May 18, 2009 7:00 AM

How do I know whether a window message was processed?

By the same mechanism the window manager uses.

Posted by oldnewthing | 6 Comments

Filed under: Code

Friday, May 08, 2009 7:00 AM

Writing a sort comparison function, redux

Further highlighting the importance of getting your comparison function right.

Posted by oldnewthing | 47 Comments

Filed under: Code

Thursday, May 07, 2009 7:00 AM

When you subclass a window, it's the original window procedure of the window you subclass you have to call when you want to call the original window procedure

Not the window procedure from some other window.

Posted by oldnewthing | 23 Comments

Filed under: Code

Wednesday, April 29, 2009 7:00 AM

Why is there sometimes a half-second delay between the click and the action?

Waiting to see if the other shoe drops.

Posted by oldnewthing | 36 Comments

Filed under: Code

Wednesday, April 22, 2009 7:00 AM

What structure packing do the Windows SDK header files expect?

/Zp8

Posted by oldnewthing | 32 Comments

Filed under: Code

Monday, April 20, 2009 7:00 AM

The dangers of destroying a window while it is processing a sent message

WM_ACTIVATEAPP is just another example.

Posted by oldnewthing | 14 Comments

Filed under: Code

The Old New Thing

This Blog

Syndication

Search

Tags

News

Archives

Basics

Blogroll

Categories

Code (RSS)

If you want to consume all the virtual address space, well, then go ahead and consume it, you don't need my help

The thread that gets the DLL_PROCESS_DETACH notification is not necessarily the one that got the DLL_PROCESS_ATTACH notification

You can't leave a critical section you never entered

The dangers of mixing synchronous and asynchronous state

A concrete illustration of practical running time vs big-O notation

Why can't I rotate the display with ChangeDisplaySettingsEx?

Alternatives to using the #error directive to check whether the compiler even sees you

Why can't you change the alignment of an edit control after it has been created?

If an event is signaled more than once, are they delivered in the order in which they were signaled?

How do I know whether a window message was processed?

Writing a sort comparison function, redux

When you subclass a window, it's the original window procedure of the window you subclass you have to call when you want to call the original window procedure

Why is there sometimes a half-second delay between the click and the action?

What structure packing do the Windows SDK header files expect?

The dangers of destroying a window while it is processing a sent message