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When does invoking a member function on a null instance result in undefined behavior?
...the contents of the function the result is undefined.
This follows from §5.2.5/3:
If E1 has the type “pointer to class X,” then the expression E1->E2 is converted to the equivalent form (*(E1)).E2;
*(E1) will result in undefined behavior with a strict interpretation, and .E2 converts ...
Difference between knockout View Models declared as object literals vs functions
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Socket.io rooms difference between broadcast.to and sockets.in
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How can I move a single directory from a git repository to a new repository whilst maintaining the h
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Brian CampbellBrian Campbell
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Center/Set Zoom of Map to cover all visible Markers?
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Bob van Luijt
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answered Oct 10 '13 at 19:31
AdamAdam
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How can I control the width of a label tag?
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answered May 12 '10 at 16:05
Josh StodolaJosh Stodola
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Should I use the Reply-To header when sending emails as a service to others?
... then a Reply-To of Company A's address won't seem out of sorts.
From RFC 5322:
The "From:" field specifies the author(s) of the message,
that is, the mailbox(es) of the person(s) or system(s) responsible
for the writing of the message. The "Sender:" field specifies the
mailbox of the a...
Difference between std::result_of and decltype
... return type of a function, and is a language feature.
Anyway, on gcc 4.5, result_of is implemented in terms of decltype:
template<typename _Signature>
class result_of;
template<typename _Functor, typename... _ArgTypes>
struct result_of<_Functor(_ArgTypes...)>
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What are conventions for filenames in Go?
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edited Dec 31 '15 at 13:47
answered Aug 6 '14 at 13:44
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“icon-bar” in twitter bootstrap navigation bar
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user664833
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answered Sep 18 '13 at 6:02
lvarayutlvarayut...