March 29, 2013Mar 29, 201303/29/13It’s that time again: Linking to other Microsoft bloggers.
How much personalization is the right amount?
A lesson in dynamic range.
Everyone quotes command line arguments the wrong way, a companion to What’s up with the strange treatment of quotation marks and backslashes by CommandLineToArgvW.
March 29, 2013Mar 29, 201303/29/13The
IMessageFilter::HandleIncomingCall
method describes the incoming call by means of an
INTERFACEINFO structure:
typedef struct tagINTERFACEINFO {
LPUNKNOWN pUnk;
IID iid;
WORD wMethod;
} INTERFACEINFO, *LPINTERFACEINFO;
The wMethod is a zero-based index of the method
within the interface.
For example,
IUnknown::QueryInterface
has index zero,
March 28, 2013Mar 28, 201303/28/13If a null pointer is zero, how do you access the memory whose address is zero? And if C allows you to take the address one past the end of an array, how do you make an array that ends at 0xFFFFFFFF,
March 27, 2013Mar 27, 201303/27/13In the Performance Options control panel, on the tab labeled Visual Effects, there is a radio button called Adjust for best performance. If you select it, then all the visual effects are disabled.
But the name of that radio button has been wrong for a long time.
March 26, 2013Mar 26, 201303/26/13Some time ago, my group went out for a team lunch. It was to a restaurant we were not familiar with, so there was quite a bit of time studying the menu. As everybody looked over the menu, discussion naturally turned to “So what are you going to have?”
March 25, 2013Mar 25, 201303/25/13I dreamed that I watched a long-time colleague of mine rehearse the guitar in preparation for the new “hot pants” competition of the Miss Universe pageant.
The scary thing is that the pageant may actually do it.
March 25, 2013Mar 25, 201303/25/13Today’s Little Program monitors windows as they come and go.
When people contemplate doing this,
they come up with ideas like installing a
WH_CBT hook
or a
WH_SHELL hook,
but one of the major problems with those types of hooks
is that they are injected hooks.
March 22, 2013Mar 22, 201303/22/13A source of great consternation is the mysterious -1 return value from GetÂMessage:
If there is an error, the return value is −1. For example, the function fails if hWnd is an invalid window handle or lpMsg is an invalid pointer.
March 21, 2013Mar 21, 201303/21/13A customer reported that when their program called SHGetFileInfo to get the icon for a folder, the call failed. “It works on some machines but not others. We don’t know what the difference is between the working and non-working machines.” They included the offending function from their program,
March 20, 2013Mar 20, 201303/20/13If your reference architecture is x86, then you will think that everything it does is normal and the rest of the world is weird. Except it’s the other way around: The x86 architecture is the weirdo.
I was reminded of this when commenter 640k complained,
