C++

The fast sorting algorithm is the worst of the complexity, the equivalent of the insertion sort, but the average performance is good, and even most of the time is better than the heap sort and merge sort, and is an internal sorting algorithm, so in

Header file#include function implementationtemplateclassclass t>const t& val) { while ( First!= last) { ifreturn first ; + + first; } return Last ;}Example 1 (vector)#include #include#includeusing namespacestd;intmain ()

Recently seen a lot of people are asking, the sleep function is second-level in C + +, can you achieve the millisecond level? Of course it's simple, I'm writing the following#include #include static void Sleep_ms (unsignedint secs){struct timeval

Main content: Detection of two integral type addition whether overflow#include #include int main (int argc, char *argv[]) {/* * A and B are nonnegative integer variables to detect if a+b will "overflow" * ///int_max=2147483647 INT a=123456789

Show The code: #include using namespace std;namespace counternamespace {int Upperbound;int lowerbound;class Counter { C0/>int count;public:counter (int n) { if (n }}void Reset (int n) { if (n Lowerbound) { return count--; } else {

The so-called "file" refers to an ordered set of related data. This dataset has a name, called the file name. In fact, in the previous chapters we have used the files many times, such as source program file, target file, executable file, library

Topic:Given an array of integers, find the numbers such that they add up to a specific target number.The function twosum should return indices of the numbers such that they add up to the target, where index1 must is Les S than Index2. Please note

Literal constant class: An aggregate class in which data members are literal types is a literal constant class. If a class is not an aggregation class, but it meets the requirements, it is also a literal constant class:1. Data members must be of

Logic and operators && logic or operators | | The result of the logical non-operator!  operation is only 2, "true" is 1, "false" is 0 && logic and operator  1. Use format   condition a && conditional b 2. The result of the operation is only when

In an article we introduced AutoResetEvent, this one we look at ManualResetEvent, as the name implies ManualResetEvent for manual reset events.The two classes of AutoResetEvent and ManualResetEvent are often used, and their usage is very similar,

Sometimes the string that serializes itself is sent to another interface, but it is found that the object of the receiving end is different from the property that the object is built, and when you do not want to modify the property name of the

http://blog.csdn.net/yanghua_kobe/article/details/6685222In the "Java programming Idea" took a chapter in the length of the introduction of the internal class related characteristics. In C # Books, there are few introductions to the internal classes.

One, the parsed JSON string is as follows{"TinyURL": "Http:\/\/dwz.cn\/v9bxe", "status": 0, "Longurl": "http://mp.weixin.qq.com/s?__biz=MzAxODA3NTc1OQ==", " Err_msg ":"}Second, before the operation of the download json.netThird, add Reference

Abbreviated form of some events.1. You do not need to create a delegate.Public event Eventhandler Playing;public void Test () {Checkeventargs args=new Checkeventargs ();if (playing!=null)Playing (This,args);}2. Custom parameters are not

Original: http://www.jb51.net/article/56682.htmBackground: Microsoft's. NET FRAMEWORK is now in full swing. However,. NET has always been criticized for "too much appetite", eating memory, although Microsoft claims that the GC function and

C # Extension methodsI. Extension methods:1. What is the extension method and what is the role?Extension methods enable you to "add" methods to an existing type without having to create a new derived type, recompile, or otherwise modify the original

Use the following code to save the contents of the DataGridView in an Excel table:Using Microsoft.Office.Core;Using excel= Microsoft.Office.Interop.Excel;Excel.Application excelapp = new Excel.Application ();EXCELAPP.APPLICATION.WORKBOOKS.ADD (TRUE);

//C # write TXT documentString Strdir =System.IO.Path.GetDirectoryName (System.Reflection.Assembly.GetExecutingAssembly (). GetName (). CodeBase); stringFilePath = Strdir +"\\putin.txt"; FileStream FS=NewFileStream (FilePath,

Object-C (hereinafter referred to as OC) has an ID type, which is a dynamic type compared with a static type that is clearly defined. When dynamic types and polymorphism are used (different types have methods of the same name), dynamic binding (the

Const char * is used to define a pointer to a constant string, usually in the form: Const char * PTR = "hello "; However, many careless friends may not notice the following definition: Const char * ptr2 = "hello "; PTR and ptr2 point to the same