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May 2005 - Posts

Tuesday, May 31, 2005 7:00 AM

Using modular arithmetic to avoid timing overflow problems

Avoiding timing overflows is easier than you think.
Posted by oldnewthing | 21 Comments
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Monday, May 30, 2005 7:00 AM

Shocked (shocked!) that patronage exists in Chicago politics

Who'd-a thunk it?
Posted by oldnewthing | 4 Comments
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Monday, May 30, 2005 7:00 AM

You can't simulate keyboard input with PostMessage

It won't update the keyboard states, among other things.
Posted by oldnewthing | 15 Comments
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Friday, May 27, 2005 7:00 AM

When is x/2 different from x>>1?

When x is negative.
Posted by oldnewthing | 25 Comments
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Thursday, May 26, 2005 7:00 AM

Why does Add or Remove Programs show a large blank space?

A program has registered a bad uninstall icon.
Posted by oldnewthing | 43 Comments
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Wednesday, May 25, 2005 7:00 AM

The effect of SetCursor lasts only until the next SetCursor

And remember that pumping messages can change the cursor.
Posted by oldnewthing | 8 Comments
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Tuesday, May 24, 2005 9:16 AM

Understanding ternary raster operations

It's perfectly logical, which doesn't mean that it's easy to understand.
Posted by oldnewthing | 9 Comments
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Tuesday, May 24, 2005 7:00 AM

Boil first, then mash

Scottish schoolchildren unable to accomplish what some consider "basic life skills".
Posted by oldnewthing | 40 Comments
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Monday, May 23, 2005 7:00 AM

Why are DLLs unloaded in the "wrong" order?

Because there sometimes isn't enough information to determine what the "right" order is.
Posted by oldnewthing | 15 Comments
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Friday, May 20, 2005 7:00 AM

I'd like to register my stolen car, please

The curious status of stolen cars in Gaza.
Posted by oldnewthing | 7 Comments
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Friday, May 20, 2005 7:00 AM

When is a window visible yet not visible?

When its parent is not visible.
Posted by oldnewthing | 6 Comments
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Thursday, May 19, 2005 7:00 AM

Loading the dictionary, part 6: Taking advantage of our memory allocation pattern

Designing a memory allocator that exploits our memory allocation pattern.
Posted by oldnewthing | 25 Comments
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Wednesday, May 18, 2005 7:00 AM

Loading the dictionary, part 5: Avoiding string copying

Removing unneeded string copying.
Posted by oldnewthing | 28 Comments
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Tuesday, May 17, 2005 7:00 AM

You can't escape those AOL CDs

They are downright everywhere.
Posted by oldnewthing | 15 Comments
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Monday, May 16, 2005 7:00 AM

Loading the dictionary, part 4: Character conversion redux

Character conversion is once again the bottleneck.
Posted by oldnewthing | 24 Comments
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Friday, May 13, 2005 7:00 AM

Loading the dictionary, part 3: Breaking the text into lines

Breaking the file into lines is taking a lot of time.
Posted by oldnewthing | 28 Comments
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Thursday, May 12, 2005 7:00 AM

The Microsoft corporate network: 1.7 times worse than hell

The NCT packet stress test doesn't necessarily prepare you for the real world.
Posted by oldnewthing | 17 Comments
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Wednesday, May 11, 2005 7:00 AM

Loading the dictionary, part 2: Character conversion

Converting the file as we read it is taking a lot of time.
Posted by oldnewthing | 24 Comments
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Tuesday, May 10, 2005 7:00 AM

Loading the dictionary, part 1: Starting point

Sucking a file off the disk while converting its character set.
Posted by oldnewthing | 33 Comments
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Monday, May 09, 2005 7:00 AM

Developing a Chinese/English dictionary: Introduction

A change of style: Writing a complete program, in a bazillion little steps.
Posted by oldnewthing | 28 Comments
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Friday, May 06, 2005 12:17 PM

How to query properties of the taskbar

Use SHAppBarMessage
Posted by oldnewthing | 14 Comments
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Thursday, May 05, 2005 7:00 AM

How do I cover the taskbar with a fullscreen window?

The taskbar detects that you created a fullscreen window and gets out of the way automatically.
Posted by oldnewthing | 44 Comments
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Wednesday, May 04, 2005 7:00 AM

When people ask for security holes as features: Stealing passwords

You can't get the user's password. You'd think that'd be obvious.
Posted by oldnewthing | 33 Comments
Tuesday, May 03, 2005 9:50 AM

Managing the UI state of accelerators and focus rectangles

The three UI state messages: WM_CHANGEUISTATE, WM_QUERYUISTATE and WM_UPDATEUISTATE.
Posted by oldnewthing | 15 Comments
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Monday, May 02, 2005 11:00 AM

Another dead computer: My personal laptop

The continuing saga of dead computers.
Posted by oldnewthing | 33 Comments
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