C++

Read C + + object Model Summary1. Class objectsMemory Structure: data members are listed in declared order1 classB {2 Public:3 intbm1;4 protected:5 intbm2;6 Private:7 intbm3;8 Static intBSM;9 voidBF ();Ten Static voidBSF ();

Because the object's memory space stores its non-static member variables sequentially, the address of the object and its first non-static member variable is the same:1 classA2 {3 Private:4 　　 inti;5 }6 7 intMain ()8 {9 A;Tenprintf"%d,%d",&a,&(A.I));

The final keyword can be used directly in 1.C11 so that the class cannot be inherited2. The derived class initializes the base class part by calling the constructor of the base class, and if the base class constructor is declared private, the link

Semaphore, that is, the meaning of the semaphore. is the kernel synchronization object originally provided by the operating system.New Semaphore (23, "Semaphore1");Explain the meaning:The first parameter is: Initialcount, which means the initial

Learning Xinxin Sun Teacher's VC + +, there is a period of time, the first contact socket to tell the truth a bit do not understand, the first is basically to see him say a sentence I write a complete, the second time in the look at the socket a

As a C + + programmer, a simple example is easier to understand#include "stdafx.h"#include #ifdef _DEBUG#define Debug_clientblock New (_client_block,__file__,__line__)#else#define Debug_clientblock#endif#define _crtdbg_map_alloc#include #ifdef

about using the map container COCOS2DXmap Container,Header files need not be added, as long as declaring namespaces using namespace std;About Map Learning materialsStudy Material 1:http://blog.csdn.net/realxie/article/details/7252662 This is a very

The algorithm of this shuffle way:1: Initialize an array of length 54, and 54 cards.2: Starting from I=1 to 54, each time from the remaining pile of cards randomly draw a card placed in the array of I subscript.So we can do it with an array or two

Flock Function DescriptionFlock () does various locking or unlocking actions on the file referred to by the parameter FD in the manner specified by the parameter operation. This function locks only the entire file and cannot lock a region of the

This article original, if reproduced please specify the original address.http://blog.csdn.net/q229827701/article/details/38901213Recently under the latest version of COCOS2DX 3.2 doing the project, found a problem with a pit daddy. The ScrollView

5.1 Simple statements1. Remember to add ";" after each statement But now the compiler has the real-time compilation, generally will not forget, 2. Empty statements (1) there is nothing. Only one ";" (2) There is still a lot of use, such as while

A class that is available for both Windows and Linux ... Used to set the color, not too complicated, simple enough. #ifdef _win32#include class Fontcolor{public:fontcolor () {m_hstdout = GetStdHandle (STD_OUTPUT_ HANDLE);} void SetColor (int ncolor)

C + + rewrite heavy load definition differences(From: Http://blog.163.com/[email protected]/blog/static/111352259201102441934870/)1 member function overloading features:A the same range (in the same class)The B function has the same nameC parameter

The previous chapter explains the detailed steps of developing the Web system, using the book management as an example to realize the function of adding, deleting, changing and checking books, and then the above examples continue to supplement the

I have been working on the PDF report task in recent days to test the itext and product_box frameworks.In the API, I tried to find the text coordinates in the PDF file and the image coordinates. I did not find them through code tests (maybe my own

  1 .# If you want to include a macro parameter in a string, ansi c can do this. In the macro replacement section of the class function, # use the symbol as a prefix. Processing Operator, which can convert the language symbol into a string. For

Original article: conversion between hexadecimal colors and color objects [C #] C # conversion between hexadecimal colors and color objectsConverts a hexadecimal color to a color object.Colortranslator. fromhtml ("# ff0000 ")Or colortranslator.

Generally, the time stamp is used to set uniqueness. When saving an image, it can be added after the file name. The timestamp is usually 17 bits. 1. Obtain the timestamp of the current time. Timespan Ts = datetime. utcnow-New datetime (1970, 1, 1,

UVa10806_Dijkstra, Dijkstra. (network stream/fee stream) (graph theory topic of the book) Solution report Ideas: From s-> t and then from t-> s is equivalent to s-> t. Each route must be taken only once, and the minimum cost is required to set the

C ++ parallel programming 2Start the thread to view the thread constructor and accept a function whose return value is void. As follows: void do_some_work (); std: thread my_thread (do_some_work); you can also accept a class that redefines the