安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- c++ - What is the difference between the dot (. ) operator and . . .
doesn't it bother that -> is a drill down operator, and thus if overloaded it is not equivalent to member of the derefenced object (*boo) foo ? as if boo->foo may be overloaded to return an intermediate proxy object which has a foo member different from that in the originating class
- C++ code file extension? What is the difference between . cc and . cpp
True that cc and cpp are also command names on most Unix systems (c compiler and c preprocessor respectively) I use cpp exclusively, but I started on Windows cc is more a Unix convention, although I see it less and less even there GNU make has rules for cpp so that's probably preferred, it will work by default on both Windows and
- In c++ what does a tilde ~ before a function name signify?
It's the destructor, it destroys the instance, frees up memory, etc etc Here's a description from ibm com:
- Proper way to initialize C++ structs - Stack Overflow
Our code involves a POD (Plain Old Datastructure) struct (it is a basic c++ struct that has other structs and POD variables in it that needs to get initialized in the beginning ) Based one what I
- What is the lt;= gt; (spaceship, three-way comparison) operator in C++?
On 2017-11-11, the ISO C++ committee adopted Herb Sutter's proposal for the <=> "spaceship" three-way comparison operator as one of the new features that were added to C++20
- What is the meaning of prepended double colon - Stack Overflow
I found this line of a code in a class which I have to modify: ::Configuration * tmpCo = m_configurationDB; pointer to current db and I don't know what exactly means the double colon prepended to
- How do I compile C++ with Clang? - Stack Overflow
When a project can contain cpp files, ll files (llvm ir) and o, a, so and what not files from third party libraries, clang -x c++ will just throw up – user11877195 Commented Dec 7, 2019 at 11:53
- c++ - How to append a char to a std::string? - Stack Overflow
Supplementary answer, because apparently this answer with many upvotes is suggesting to use push_back('c') while another is suggesting not to
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