c language<you are the best> - 随笔分类 - cp1usplus

摘要：好处：对象共享变量，属于类的。关键点：成员声明和定义的位置。静态函数没有 this 指针。阅读全文

posted @ 2018-08-21 15:56 cp1usplus 阅读(119) 评论(0) 推荐(0)

Memory Layout for Multiple and Virtual Inheritance

摘要：Memory Layout for Multiple and Virtual Inheritance Warning. This article is rather technical and assumes a good knowledge of C++ and some assembly lan 阅读全文

posted @ 2018-07-10 14:05 cp1usplus 阅读(3368) 评论(0) 推荐(0)

covariant return type in override

摘要：Note that some older compilers (e.g. Visual Studio 6) do not support covariant return types. One interesting note about covariant return types: C++ ca 阅读全文

posted @ 2018-07-09 10:57 cp1usplus 阅读(237) 评论(0) 推荐(0)

Using-declaration

摘要：Two function: In namespace and block scope Using-declaration introduces a member of another namespace into current namespace or block scope In class d 阅读全文

posted @ 2018-07-03 13:59 cp1usplus 阅读(223) 评论(0) 推荐(0)

Copy constructors, Assignment operators, and Copy assignment operator

摘要：1 #include // for assert() 2 #include // for std::initializer_list 3 #include 4 5 class IntArray 6 { 7 private: 8 int m_length; 9 int *m_data; 10 11 public: 12 IntArray() ... 阅读全文

posted @ 2018-06-28 11:26 cp1usplus 阅读(106) 评论(0) 推荐(0)

Question : New int[0] and Sizeof on dynamically allocated memory

摘要：Sizeof on dynamically allocated memory delete [] does know the size that was allocated. However, that knowledge resides in the runtime or in the opera 阅读全文

posted @ 2018-05-31 11:20 cp1usplus 阅读(101) 评论(0) 推荐(0)

Copy constructors, assignment operators, and exception safe assignment

摘要：Copy constructors, assignment operators, and exception safe assignment link: http://www.cplusplus.com/articles/y8hv0pDG/ Error: 这是我犯的第一错误：这是一个构造函数，而阅读全文

posted @ 2018-05-24 19:19 cp1usplus 阅读(132) 评论(0) 推荐(0)

Memory of a c program

摘要：Memory Layout of C Programs A typical memory representation of C program consists of following sections. 1. Text segment2. Initialized data segment3. 阅读全文

posted @ 2018-04-27 11:01 cp1usplus 阅读(278) 评论(0) 推荐(0)

c++ / c 数值类型的一些感悟

摘要：Contrary to the other answers, there is no undefined behavior here, and there is no overflow. Unsigned integers use modulo 2n arithmetic. Section 4.7 阅读全文

posted @ 2018-04-25 15:31 cp1usplus 阅读(149) 评论(0) 推荐(0)

C++ / C include 头文件问题

摘要：As a newbie programmer, i sometimes encouter the failure that the header files include each other. This article will illustrate why and how to solve t 阅读全文

posted @ 2018-04-19 09:05 cp1usplus 阅读(371) 评论(0) 推荐(0)

SomeThing what i discover

摘要：1. 指针常量 int a[3] = {1, 2, 3}; const int *b = a; b[0], b[1], b[3] 都是 read_only location 阅读全文

posted @ 2018-04-12 10:54 cp1usplus 阅读(83) 评论(0) 推荐(0)

静态库和共享库（动态库）

摘要：linux 下，创建静态库： ar -rcs libname file.o(目标代码）…… -r ：插入和替换。 -c ：没有静态库就创建。 -s ：创建索引。阅读全文

posted @ 2018-03-27 10:16 cp1usplus 阅读(139) 评论(0) 推荐(0)

随笔分类 - c language<you are the best>

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