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Difference between a Structure and a Union
...oo x;
x.a = 387439;
x.b = 'c';
printf("%i, %i\n", x.a, x.b);
prints
387427, 99
To get a closer look at the actual memory values, let's set and print out the values in hex:
union foo x;
x.a = 0xDEADBEEF;
x.b = 0x22;
printf("%x, %x\n", x.a, x.b);
prints
deadbe22, 22
You can clearly see wher...
How to get RelativeLayout working with merge and include?
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214
There is an issue with the include tag. Check: https://issuetracker.google.com/issues/36908001...
Faye vs. Socket.IO (and Juggernaut)
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121
Disclosure: I am the author of Faye.
Regarding Faye, everything you've said is true.
Faye imp...
What is the JavaScript version of sleep()?
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Getting exact error type in from DbValidationException
...siest way I've found to get instant insight into these errors.
For Visual 2012+ users who care only about the first error and might not have a catch block, you can even do:
((System.Data.Entity.Validation.DbEntityValidationException)$exception).EntityValidationErrors.First().ValidationErrors.First...
How do I get the full path to a Perl script that is executing?
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Create an empty object in JavaScript with {} or new Object()?
...,
url: '/img/picture.jpg',
width: 300,
height: 200
};
Arrays
For arrays, there's similarly almost no benefit to ever using new Array(); over []; - with one minor exception:
var emptyArray = new Array(100);
creates a 100 item long array with all slots containin...
How do I UPDATE from a SELECT in SQL Server?
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How to order by with union in SQL?
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276
Just write
Select id,name,age
From Student
Where age < 15
Union
Select id,name,age
From St...
Unable to load DLL (Module could not be found HRESULT: 0x8007007E)
...h order for a dll is:
Current Directory
System folder, C:\windows\system32 or c:\windows\SysWOW64 (for 32-bit process on 64-bit box).
Reading from the Path environment variable
In addition I'd check the dependencies of the DLL, the dependency walker provided with Visual Studio can help you out h...