function exit

Guidance:Add to favorites:IntroductionWe are measuring the running time of a function, or determining the time efficiency of an algorithm, Or we need a timer in the program to regularly execute a specific operation, such as in multimedia, for

_ Attribute _ mechanism in C Language Source: chinaunix blog Date: 2008.09.25 (0 comments in total) I want to comment A major feature of gnu c (but not known to beginners) is the _ attribute _ mechanism. _ Attribute _ FUNCTION attribute, variable

Question (16): Run the following C ++ code. What is the output? class A{public: virtual void Fun(int number = 10) { std::cout Thought; at first glance, we can see that this question is basically, although a is a reference of Class A,

I. IntroductionThe code written in assembly language in Linux has two different forms. 1) complete assembly code It means that the entire program is all written in assembly language. Despite the complete compilation code, the compilation tools on

Method of applying Lex and YACC (IV). Application of syntax tree Papaya 20070515 I. Sequencing No matter what language, the syntax structure is always the same. You can imagine that any program can be interpreted as a syntax.The essence of the

The WINAPI identifier is defined in WINDEF.H, with the following statement:#define WINAPI __stdcallLet's talk about this __stdcall.StdCall calling conventionStdCall is often called the Pascal calling convention, because Pascal is a very common

These are some of the summaries of reading books over the past two days. It is not a detailed explanation. It mainly records key points. About the static scope of javascript: the scope of 1javascript is completely determined by the function, and

Php development tips 1: Below are nine useful functions in PHP. do you know you have used them? 1. any number of function parameters you may know that PHP allows you to define a function with default parameters. But you may not know that PHP also

The kernel module is an external plug-in provided by the Linux kernel. It is called the dynamic loadable kernel module (lkm. The Linux Kernel provides a module mechanism because it is a single kernel ). The biggest advantage of a single kernel is

This section describes how to measure the running time of a function, determine the time efficiency of an algorithm, or require a timer in a program to regularly execute a specific operation, such as in multimedia, for example, in games, time

Linux programming environment I. vim The vim editor can be divided into three modes: Command mode, insert mode, and baseline mode, as shown in the diagram of mutual conversion between Vim modes. Command mode: controls the movement of the screen

Next to the introduction of the main I2C data structure in the previous blog post, let's go into the I2C driver code to get a glimpse of this slightly complicated driver. Since the Code already has a certain length, you can no longer copy the entire

During kernel, we noticed that some functions will add _ attribute _ (unused )),Relevant explanations are found in the GCC manual:Unused: This attribute, attached to a function, means that the function is meant to bePossibly unused. GCC will not

[Interview] interview questions for iOS development (1) 　 1.# What is the difference between import and # include? What is the difference between @ class and # import <> and # import?A: # import is the keyword used to import the Objective-C header

Windbg kp kb command test, windbgkp To familiarize yourself with the windbg kb and kp commands, write a simple program for debugging and observation. The program is as follows: # Include # include void printstr (char * str, int B) {printf

Understand local, global, static, dynamic, and external variables 1. All variables and local variables Local variables: variables defined in the function. The scope is the function's internal eg: void fun () {int x ;} All variables: can be defined

1) Unix command: Although any Unix command can be used in shell scripts, some more common commands are used. These commands are usually used for file and text operations. Common command syntax and functions: Echo"Some text": print the text on

This is the Chinese version of documentation/codingstyle, and there seems to be no humor in lkd. Fuck Hungary naming method again. "The question of containing function types in function names (the so-called Hungarian naming method) is that the

Input mode command Input/Output Method Command Function Enter Text behind the cursor Enter text at the end of the current row Input text before the cursor

  In some projects, considering the security and stability of the system, some DLL or lib libraries are often encapsulated for use by others. How can we create DLL or lib files? Let's explain the basic production methods based on your actual