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Python 3.x rounding behavior
... pretty much universally these days", would you (or anyone else) know if C/C++/Java/Perl or any other "main-stream" languages implement rounding the same way?
– Levon
May 31 '12 at 0:26
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NULL vs nil in Objective-C
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nil should only be used in place of an id, what we Java and C++ programmers would think of as a pointer to an object. Use NULL for non-object pointers.
Look at the declaration of that method:
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object
change:(NSDictio...
What is difference between sjlj vs dwarf vs seh?
... not support SEH yet. [...]
See also:
Exception handling models of GCC
C++ Exception Handling for IA-64
EH newbies howto
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How do I set the path to a DLL file in Visual Studio?
...ude it in the list under Library Directories on the Config Properties->VC++ Directories setting).
– Foster Boondoggle
Apr 19 '18 at 17:48
1
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What is uintptr_t data type
...y means that it's the same size as a pointer.
It is optionally defined in C++11 and later standards.
A common reason to want an integer type that can hold an architecture's pointer type is to perform integer-specific operations on a pointer, or to obscure the type of a pointer by providing it as a...
Is std::unique_ptr required to know the full definition of T?
...
Adopted from here.
Most templates in the C++ standard library require that they be instantiated with complete types. However shared_ptr and unique_ptr are partial exceptions. Some, but not all of their members can be instantiated with incomplete types. The motivatio...
What can I do with a moved-from object?
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17.6.5.15 [lib.types.movedfrom]
Objects of types defined in the C++ standard library may be moved from
(12.8). Move operations may be explicitly specified or implicitly
generated. Unless otherwise specified, such moved-from objects shall
be placed in a valid but unspecified state.
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Do c++11 lambdas capture variables they don't use?
...ble is not captured. In your example, my_huge_vector is not captured.
Per C++11 §5.1.2[expr.prim.lambda]/11:
If a lambda-expression has an associated capture-default and its compound-statement odr-uses this or a variable with automatic storage duration and the odr-used entity is not explicitly c...
What happens to a detached thread when main() exits?
...n signal handlers may execute ([basic.start.term]/1, 1st sentence). Of the C++ standard library, that is only the <atomic> library ([support.runtime]/9, 2nd sentence). In particular, that—in general—excludes condition_variable (it's implementation-defined whether that is save to use in a s...
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