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...量声明为static final类型的。
避免内部的Getters/Setters
像C++等native language,通常使用getters(i = getCount())而不是直接访问变量(i = mCount).这是编写C++的一种优秀习惯，而且通常也被其他面向对象的语言所采用，例如C#与Java，因为编译器...
Default value of function parameter
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In C++ the requirements imposed on default arguments with regard to their location in parameter list are as follows:
Default argument for a given parameter has to be specified no more than once. Specifying it more than once (...
What is the current choice for doing RPC in Python? [closed]
...ike current Ubuntu, Debian or Fedora. Datatype changes under the hood make C++ usage a mess of #ifdefs, and in the 12 years of existence, they've not managed to convince themselves their software is ready for a 1.0.0 release. I like the massive amount of languages supported, but I think that's their...
Error message “No exports were found that match the constraint contract name”
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i cant open my c++ files after delete all in that folder, when i restore these files except Microsoft.VisualStudio.Default.cache, then reopen my solution then everything back to normal.
– Scott 混合理论
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Clang vs GCC - which produces faster binaries? [closed]
...p-to-date albeit narrow findings of mine with GCC 4.7.2
and Clang 3.2 for C++.
UPDATE: GCC 4.8.1 v clang 3.3 comparison appended below.
UPDATE: GCC 4.8.2 v clang 3.4 comparison is appended to that.
I maintain an OSS tool that is built for Linux with both GCC and Clang,
and with Microsoft's compi...
In which language are the Java compiler and JVM written?
... in Java, although methods marked as native will have been written in C or C++.
I believe that the Java compiler provided by Sun is also written in Java. (Although again, there are multiple compilers out there)
share
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What is array to pointer decay?
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It's said that arrays "decay" into pointers. A C++ array declared as int numbers [5] cannot be re-pointed, i.e. you can't say numbers = 0x5a5aff23. More importantly the term decay signifies loss of type and dimension; numbers decay into int* by losing the dimension inform...
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
While browsing through gcc's current implementation of new C++11 headers, I stumbled upon "......" token. You can check, that the following code compiles fine [via ideone.com].
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Copy constructor for a class with unique_ptr
...for a class that has a unique_ptr member variable? I am only considering C++11.
6 Answers
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Difference between `constexpr` and `const`
...sert are allowed. (= default and = delete are allowed, too, though.)
As of C++14, the rules are more relaxed, what is allowed since then inside a constexpr function: asm declaration, a goto statement, a statement with a label other than case and default, try-block, the definition of a variable of no...