function return value

6. Name:: Pthread_detach Function: Causes the thread to enter a detached state. Header file: #include Function prototype: int Pthread_detach (pthread_t tid);

JavaScript charAt () function String.charat (n)--Returns the character of the specified position (n) Char is the abbreviation for character, Chinese "symbol, character" Citation URL: http://www.dreamdu.com/javascript/string.charAt/

Original: The role of the keyword auto, static, register, const, volatile, extern in C languageKeyword auto, static, register, const, volatile, externThese keywords are basic knowledge of C + +, I have organized a bit, I hope to be useful to the

A summary of the const usage in C + + classes:Let's look at an example:Class A{PublicA (int x): num (x), b(x) {}　　void Fun (const a& A); const modifier Function Parameters　　int getnum (void) const; const modifier functions that do not modify member

function calls:• Pass data to formal parameters with real parameters;• Allocate storage space for data parameters and variables declared in the function body;• Interrupt the current (call) function, and move the process to the entrance of the called

inline functions (in-line functions, built-in functions) Calling a function requires a certain amount of time and space overhead. C + + provides a way to improve efficiency by replacing function calls at compile time with function bodies, similar

First, the preface The last book introduced the concepts of GUIDs, CLSID, IID, and interfaces. The focus of this return is to introduce the data types in COM. I do not introduce the component program design steps AH? Cough...... Don't worry, don't

First define some functions that are simple: #include char *fun1 (char *p, char a[]) {printf ( "fun1 () \ n" ); return NULL;} char *fun2 (char *p, char a[]) {printf ( "fun2 () \ n" ); return NULL;} char *fun3 (char *p, char a[]

Function The Python function does not have a return statement, and implicitly returns a value of None A function is a callable object, callable () function parameters Parameters that are passed in when arguments are

One, C style type conversion operator(type) expressionExample:int Firstnumber, secondnumber;double result = ((double) firstnumber)/secondnumber;Ii. C + + type conversion operators1.static_cast is basically functionally as powerful as the C-style

Http://www.cnblogs.com/xudong-bupt/p/3509567.htmlC + + const allows a semantic constraint to be specified, and the compiler enforces this constraint, allowing the programmer to tell the compiler that a value is unchanged. If there is a value in

Fcscript is a scripting control supported by Forcal and mforcal, and therefore requires a certain understanding of the syntax of forcal. Fcscript only to forcal and mforcal packaging, so understand forcal, is to understand Fcscript.1.1 Why Use

Guide Once, it was tortured by the system () function, because the system () function was not well understood. You have to understand the system () function here, because sometimes you have to face it. Let's take a look at a brief

linux--linux mutexes, condition variables, and semaphoresfor multithreaded programming, the most important thing to note is the shared data, because there is no way to know which thread will operate on it, or which thread will run first and which

1 , common mathematical functionsHeader file #include or #include Function prototypes Function return value int abs (int x) To find the absolute value of an integer x Absolute Double

The return type of C + + functions, including when does const work? The function return value does not want it to be modified immediately. As an example, this is a simple way to avoid the creation of the invisible return variable, the

function objects and predicates in STL algorithmsfunction objects and predicates define function objects:classes that overload function invocation operators, whose objects are often called function objects, are objects that behave like functions. A

Company projects using EXT, the results I found the entry is not easy! In particular, using JavaScript to write object-oriented programs, often using jquery know that jquery is function-oriented programming, it is easy to get started. However, ext

inline functionfunction overloadingPlaceholder parameters and default parameters/*__________________________________________________________________ Background: Const constants in C + + can override the definition of macro constants, const int A = 3;

In the program often encountered the const, but he did not know very well, today saw an article is very good, so copied over ....Original link: http://blog.csdn.net/Eric_Jo/article/details/4138548The use of the Const keyword in C + + is very