C++

Reprint Please specify source: http://www.cnblogs.com/StartoverX/p/4660487.htmlThe project is used to SQLite3, a simple record.Unlike MySQL, the SQLite3 database is based on file storage, does not need to communicate with the server process, and

Server.c#include #include #include #include #include #include #include #include #include #include int main (int argc, char *argv[]){int sockfd,new_fd;struct sockaddr_in server_addr;struct sockaddr_in client_addr;int sin_size,portnumber;Char hello[100

Stacks , which are the stores of variables that are allocated by the compiler when needed, and automatically purged when not needed. The variables inside are usually local variables, function parameters, and so on. In a process, the user stack at

Reprint Address http://www.cnblogs.com/charley_yang/archive/2010/12/08/1899982.htmlhas been on the C + + DELETE and delete[] The difference is not very understanding, today encountered, surf the internet for a moment, came to the conclusion. Make a

C + + Remove the first and last space is a reference to an article, but forget the article source, just skip it.The code to remove the trailing spaces is as follows:1 voidTrimstring&s)2 {3 4 if( !s.empty ())5 {6S.erase (0,

Network Source: http://blog.chinaunix.net/uid-14022540-id-2849095.html usage of "#" and "# # " in macros I. GENERAL usageWe use # to turn the macro parameter into a string , and use # # to fit the two macro parameters together .

feel： With in-depth learning, modern C + + brings me more and more surprises ...C + + really has become powerful. semi-synchronous semi-asynchronous thread pool: Actually very well understood, divided into three

Attention Const object implicitly feels the local variable of the file When a non-const variable is defined in the global scope , it can be visited throughout the program. We can define a non-const variable in a file, and if the

c++11 Multithreading – Basic use This article is only for the use of C++11 line libraries children's shoes to get started quickly, but also a simple record of their own, content comparison basis. -1. Basic use of threads-2. Mutex

PrefaceTinyXML is an open source parsing XML parsing library, can be used in C + +, can be compiled in Windows or Linux, using TinyXML for C + + XML parsing, simple and easy to use.The model of this analytic library parses the XML file and then

Rvalue reference (Rvalue referene) is a new feature introduced in the new C + + standard (c++11, 11 for 2011), which implements transfer semantics (move sementics) and precise delivery (Perfect Forwarding). Its main purpose is in two areas:

Newton Iterative Method!/*============================================================Title: Newton Iterative method is used to solve the approximate solution of

Adjust the array so that all odd numbers are in front of even numbers. Enter an array of integers to implement a function that adjusts the order of the numbers in the array so that all the odd digits in the array are in the first half of the array,

/* * 16_ bit arithmetic. c * * Created on:2015 July 6 * author:zhong */#include #include /* bit operation: * The so-called bitwise operation refers to the operation with bits as the object. * The C language bitwise operators are: * & Bitwise AND * |

This is a C + + face test, the following in this blog to analyze the problem. First on the topic:Title: The following is a declaration of type cmystring, please add an assignment operator function for that type. Class cmystring{public:cmystring

Every friend who engages in C + + development believes that they can give some advice to the latter, but there is very little to summarize. This article gives the online spread of the C + + programming Development Learning 50 suggestions, summed up

. NET enumeration we generally have two usages, one is to represent the unique sequence of elements, and the other is to represent a variety of composite states. This time it is generally necessary to mark the enumeration with the [Flags] attribute

Today in the project encountered the use of switch statements to determine the condition, but the problem is more conditions, about dozens of conditions, full screen case judgment, whether there is a more elegant alternative to the switch statement?

Spit Groove First ~ Why my teacher didn't teach me this stuff in college--Continue to send chestnuts:such as "(1+2) You guess it's a few ~Debug.Log ((1+2) Why?' Cause yes 'The "left shift/Right shift" refers to the corresponding binary to shift left,

/*modify the temperature conversion program to print a heading above the table.*/#include /* print Fahrenhe It-celsius table for Fahr = 0, 20, ..., 300; Floating-point version */main () { float Fahr, celsius; int lower, upper, step;