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Are there benefits of passing by pointer over passing by reference in C++?
What are the benefits of passing by pointer over passing by reference in C++?
7 Answers
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Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...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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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)
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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...
Why I cannot cout a string?
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+1: Many STL headers in Visual C++ (including <iostream>) pull in a definition of the std::basic_string class (because they indirectly include the implementation-defined <xstring> header (never include that directly)). While that allows you to ...
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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