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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...stract UDT (User-Defined Type):
struct foo { virtual void f() = 0; }; // normal abstract type
foo obj;
// error: cannot declare variable 'obj' to be of abstract type 'foo'
Let's also recall that we can instantiate the UDT at the same time that we define it:
struct foo { foo() { cout << "!"...
How much faster is C++ than C#?
Or is it now the other way around?
29 Answers
29
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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I'm not AMD or speaking for them, but I would have done it the same way. Because zeroing the high half doesn't create a dependency on the previous value, that the CPU would have to wait on. The register renaming mechanism would essential...
Missing artifact com.microsoft.sqlserver:sqljdbc4:jar:4.0
...icrosoft now provide this artifact in maven central. See @nirmal's answer for further details: https://stackoverflow.com/a/41149866/1570834
ORIGINAL ANSWER
The issue is that Maven can't find this artifact in any of the configured maven repositories.
Unfortunately Microsoft doesn't make this art...
Android 4.2: back stack behaviour with nested fragments
With Android 4.2, the support library got support for nested fragments see here . I've played around with it and found an interesting behaviour / bug regarding back stack and getChildFragmentManager() . When using getChildFragmentManager() and addToBackStack(String name), by pressing the back butt...
Why does this assert throw a format exception when comparing structures?
...t the equality of two System.Drawing.Size structures, and I'm getting a format exception instead of the expected assert failure.
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When to prefer JSON over XML?
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Favor XML over JSON when any of these is true:
You need message validation
You're using XSLT
Your messages include a lot of marked-up text
You need to interoperate with environments that don't support JSON
Favor JSON over XM...
What does do?
...le tag on your site? with the changes Microsoft has made to its browsers (more on those below).
Depending upon what Microsoft browsers you support you may not need to continue using the X-UA-Compatible tag. If you need to support IE9 or IE8, then I would recommend using the tag. If you only support...
.NET Process.Start default directory?
...off a Java application from inside of a C# .NET console application. It works fine for the case where the Java application doesn't care what the "default" directory is, but fails for a Java application that only searches the current directory for support files.
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What is 'define' used for in JavaScript (aside from the obvious)?
I have searched high and low for documentation on this, but I just cannot find anything anywhere.
2 Answers
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