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What does extern inline do?
... getting inlined. This is obviously a compiler-specific extension only for VC++.
– untitled8468927
Jan 17 '14 at 12:12
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Default initialization of std::array?
... @gerardw According to the standard, yes it does. Beware bugs in MSVC, it fails to implement some cases of value initialization correctly.
– Casey
Oct 14 '13 at 14:03
1
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Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
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For the record, VC generates either C4716 or C4715 in such a case. The former is even treated as a compiler error by default.
– ComicSansMS
Dec 16 '13 at 15:46
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What is the difference between NULL, '\0' and 0?
...e also 64-bit
pointers are 64-bit
Wikipedia 64-bit:
Microsoft's VC++ compiler uses the LLP64 model.
64-bit data models
Data model short int long long long pointers Sample operating systems
LLP64 16 32 32 64 64 Microsoft Win64 (X64/IA64)
LP64 16 32 64 ...
vector::at vs. vector::operator[]
...], it is undefined behavior—a
crash in all of the systems I use (g++ and VC++), at least when the
normal debugging flags are used. (Another difference is that once I'm
sure of my code, I can get a substantial speed increase for operator[]
by turning the debugging off. If the performance requires...
Forward declaring an enum in C++
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@rubenvb So does Visual C++ 11 (2012) blogs.msdn.com/b/vcblog/archive/2011/09/12/10209291.aspx
– knatten
Oct 15 '12 at 14:14
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What does addChildViewController actually do?
...tation methods
(Possibly) forwarding memory warnings
Avoiding inconsistent VC hierarchies, especially in transitionFromViewController:toViewController:… where both VCs need to have the same parent
Allowing custom container view controllers to take part in State Preservation and Restoration
Taking ...
dismissModalViewControllerAnimated deprecated
...; As it has been for the presenting API call:
[self presentViewController:vc animated:NO completion:nil];
The reasons were discussed in the 2012 WWDC Session 236 - The Evolution of View Controllers on iOS Video. Essentially, view controllers presented by this API are no longer always modal, and s...
C++11 std::threads vs posix threads
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Did you use mingw version of std::thread? Compared to MSVC I would expect a performance hit because they use a port of pthreads, but MSVC should be okay.
– Jesse Good
Oct 30 '12 at 21:17
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What are all the common undefined behaviours that a C++ programmer should know about? [closed]
... Note that some compilers do define the behaviour in this situation. In VC++ 2005+, for example, if a is volatile, the needed memory bariers are set up to prevent instruction reordering so that double-checked locking works.
– Eclipse
Jun 23 '09 at 16:11
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