Day 1: Introduction

1.1 Why use a language like C ++  ConcisenessMaintainabilityPortability1.2 The compilation process Sorce file >>> Prcessed code >>> Object file 1.3 General notes on C ++  Case sensitive2.1 hello world Cpp Code/** File: main. cpp* Author: Gong Li**

Parsing C type conversion from a program Bug

Let's take a look at the following program, which is taken from expert C programming:# Include Int array [] = {, 16 };# Define TOTAL_ELEMENTS (sizeof (array)/sizeof (array [0]) Int main (void){Int d =-1, x;/*........*/ If (d X = array [d + 1];/*.....

C language: how to calculate the number of input characters and the frequency of occurrence of letters

  Recently I read "second edition of C language programming" and did the above exercises. 1. Write a program to print the histogram of the word length in the input. 2. Write a program to print the histogram of the occurrence frequency of each

Reverse Order Number and Its Method

  1. Number of reverse orders   The so-called reverse order number refers to a sequence S [I], which counts the number of each number in a sequence that is larger than this number and comes before it, and then for all numbers, sum up the number. For

Beej's Guide Network to Programming series serialization 17

5.10. getpeername () --- who are you?This function is too simple. It's so simple that I don't even want to list a single chapter. But I did. The getpeername () function tells you who is on the other side of the connected streaming socket. The

The difference between the BSS and COMMON segments is studied by uninitialized global variables.

Copyleft in this article belongs to the gfree.wind@gmail.com, the use of GPL release, can be freely copied, reproduced. However, please maintain the integrity of the document and indicate the original author and original link. It is strictly

Sqrt Function Analysis

We usually have some data operation operations and need to call sqrt, exp, abs and other functions. Have you ever thought about how these function systems are implemented? Take the most common sqrt function as an example. How can the system

Linux C language inline assembly

Recently, a key part of the C language algorithm needs to be implemented in assembly language. In Linux, AT&T assembly is basically used for Embedded Assembly. For example, AT&T assembly is used for Linux system startup. I have studied AT&T assembly

Modular suggestions for C language in large projects

A large software project usually contains many complex functions. Implementing this project is not a single programmer, but usually requires an effective division of labor and cooperation from a team, in a complete project that focuses on C code,

Question T1 (application of the refining Algorithm for Array insertion and deletion)

// T1 http://acm.swust.edu.cn/oj/problem/860/.// Analyze T1// The linked list is useless because it is a small number of operations.# Include # Include // Char str [105], cmd [6], ch [6];// The cmd uses an array because "END" is required for

Libcurl (1)

Recently, I want to download some data from a website and find cURL on the Internet. I just want to learn and get it!    CURL's official website is http://curl.haxx.se/, directly download the source code package to compile it, In download contains

[Ndk, 1] Introduction to ndk development and c Language

I. C language helloworld case study:   # Include // Introducing the header file (introducing the function library) is equivalent to the java import operation. # Include Main () // main function, similar to the entry function of a java

GTK + learning: not just Hello world!

When learning a new technology, what I want most is not the thick theoretical book or programming skills. Even if there is no skill, what I want is to see my achievements, even a small window that can't do anything, it can satisfy my curiosity. So

A small example of how to implement L10N using gettext

This is an example of an English document. I will share the article translated here with you. I did not translate words by word. I added some of my personal saliva and some nonsense. HahaThis is an example from Chapter10 in Free/Open Source Software

Path to Qt Learning (36): traversal and implicit data sharing of Qt containers

As mentioned above, the Qt container class provides two traversal devices: Java and STL. The former is relatively easy to use, while the latter can be used in some algorithms with powerful functions. For each container class, there is a

Chapter 9 configuration and Scheduling

Chapter 9 configuration and SchedulingIn the previous chapter, you learned how to create a universal language runtime (CLR) component and how to use it in a simple test application. Although the CLR component is ready to be loaded, you should

How to configure an IPSec tunnel in Windows 2000

  How to Configure IPSec Tunneling in Windows 2000 The information in this article applies: Microsoft Windows 2000 Advanced Server Microsoft Windows 2000 Datacenter Server Microsoft Windows 2000 Server SUMMARY You can use IP

Example 7 of Muduo network programming: "serial parallel conversion" connecting to the server and its Automated Testing

Functional requirementsThis connection server aggregates Multiple customer connections into an internal TCP connection, which acts as a "data string and conversion", allowing the backend Logic Server to focus on business processing, there is no need

Vczhl Library ++ 3.0 Parser Combinator optimizes common syntax structures

I used to write a tutorial for Parser Combinator. To deal with the newly designed managed edX hosting language of Vczh Library ++, I added three new combinations for Parser Combinator. The first is def, and the second is let. They are used in

Programmer programming Art: Chapter 6 solving affinity numbers within 5 million

PreludeIn this chapter, apart from retaining the original string, array, and other interview questions, we will consciously cut off some interview questions about small and clever numbers, focusing on the clever ideas ", and "wonderful ". This

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