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Oct 9, 2014
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Why is there a 64KB no-man's land near the end of the user-mode address space?

Raymond Chen
Raymond Chen

We learned some time ago that there is a 64KB no-man's land near the 2GB boundary to accommodate a quirk of the Alpha AXP processor architecture. But that's not the only reason why it's there. The no-man's land near the 2GB boundary is useful even on x86 processors because it simplifies parameter validation at the boundary between user mode and k...

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Sep 24, 2014
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What is the story of the mysterious DS_RECURSE dialog style?

Raymond Chen
Raymond Chen

There are a few references to the dialog style scattered throughout MSDN, and they are all of the form "Don't use it." But if you look in your copy of , there is no sign of anywhere. This obviously makes it trivial to avoid using it because you couldn't use it even if you wanted it, seeing as it doesn't exist. "Do not push the red button on the ...

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Sep 11, 2014
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The history of Win32 critical sections so far

Raymond Chen
Raymond Chen

The structure has gone through a lot of changes since its introduction back oh so many decades ago. The amazing thing is that as long as you stick to the documented API, your code is completely unaffected. Initially, the critical section object had an owner field to keep track of which thread entered the critical section, if any. It also had a ...

History
Aug 26, 2014
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It's time we face reality, my friends: We're not rocket scientists

Raymond Chen
Raymond Chen

During the development of Windows 95, it was common for team members to pay visits to other teams to touch base and let them know what's been happening on the Windows 95 side of the project. It was during one of these informal visits that the one of my colleagues reported that he saw that one of the members of the partner team had a Ga...

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Aug 19, 2014
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My friend and his buddy invented the online shopping cart back in 1994

Raymond Chen
Raymond Chen

Back in 1994 or so, my friend helped out his buddy who worked as the IT department for a local Seattle company known as Sub Pop Records. Here's what their Web site looked like back then. Oh, and in case you were wondering, when I said that his buddy worked as the IT department, I mean that the IT department consisted of one guy, namely him. And t...

History