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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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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 ...
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...
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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How does Go compile so quickly?
...e talk Go at Google, which compares the dependency analysyis approach of C/C++ and Go.
That is the main reason of fast compilation. And this is by design.
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Can inner classes access private variables?
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Technically in the current C++ standard, a nested class does NOT have special access to its enclosing class. See sec 11.8.1 of the standard. HOWEVER see also this standard defect: open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#45
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Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注C++内核技术
...说，大多数的IDE都有这个命令，比如：Delphi的make，Visual C++的nmake，Linux下GNU的make。可见，makefile都成为了一种在工程方面的编译方法。
0.1 关于程序的编译和链接
编译时，编译器需要的是语法的正确，函数与变量的...
Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注C++内核技术
...说，大多数的IDE都有这个命令，比如：Delphi的make，Visual C++的nmake，Linux下GNU的make。可见，makefile都成为了一种在工程方面的编译方法。
0.1 关于程序的编译和链接
编译时，编译器需要的是语法的正确，函数与变量的...