Declaration and definition of global variables in C + +

Original link: http://blog.csdn.net/candyliuxj/article/details/7853938(1) Compilation unit (module)After compiling the code on VC or VS, and clicking the Compile button to prepare the EXE file, the compiler does two steps:The first step: compile

Get the sign bits of integers and floating-point numbers in C language

1. Why to get the sign bitMany times, we need to judge the value of the positive and negative, to do the corresponding logical processing. The conditional judgment statement can be a good completion of this requirement. Sometimes there is the

C + +: multiple. cpp files include the same. h header File Definition method

This article resolves the error of multiple definition of ' XX '. " for the purposes of anti-reptiles, you are not seen on the http://blog.csdn.net/zhanh1218 , certainly not the latest and most complete." "For the definition of the header file, be

(reproduced) Hello, C + + (3) 2.1 Confessions of a C + + program

The first intimate contact with C + + for the 2nd partAfter browsing the world map of C + + "three points of the world", we have a basic understanding of C + +, which is a foot stepping into the door of C + + world. So how do we get our other foot

Video tutorial on large-scale C + + network game development

China's first large-scale C + + network game development tutorial (300+ hours, mini run, Fruit Ninja, DirectX technology, legendary Game 3)Course Category: Game developmentSuitable for people: BeginnerNumber of lessons: 343 hoursUsing the technology:

C&c++--c and C + + knowledge points

One of the C + + Knowledge Points series (go + organize)Do not forget to add a semicolon after the class declaration, otherwise there will be many errors!!One of the C seriesOne, #include "filename.h" and the difference between #include#include

Lua vs. C + + Interaction series: dynamically registering enum enum into Lua code, getting introspective information in LUA code at run time

Introduction to LUA values and types in LUA 5.1 Reference Manual. Lua is a dynamic language, where variables have only values and no types in Lua. So variables in Lua do not need to be declared. So the value itself contains the type.In fact, Lua

C++11 makes the program more concise and more modern

CSDN: How do you think of writing the book "in-depth application c++11: Code Optimization and Engineering application"? Are there any stories to share?Iqiyi Art AccountQiyu: as a developer who used c++11 earlier, when applying c++11 in a project,

The concept and difference between C + + literal constants and constant variables

The following code uses the platform Windows 64bits+vs2012.The following concepts are often encountered when programming in C + +: constants, literal constants, symbolic constants, literal constants, constant variables, string constants, and

How to do Japanese OCR with Tesseract (C # Implementation)

First do a background introduction, Tesseract is an open-source OCR component, mainly for the print body text recognition, handwriting recognition ability is poor, support multi-lingual (Chinese, English, Japanese, Korean, etc.). is the strongest

C # managed and unmanaged Resources

Managed resources are referred to as. NET resources that can be reclaimed automatically, primarily the memory resources allocated on the managed heap. The collection of managed resources does not require manual intervention, and the. NET runtime is

"Open Source Download" C # Chat program written by Breeze IM version 2 increases LAN-to-peer communication

Happy New Year to you on the first dayhas been a friend to ask the related questions, recently there is time in the breeze IM based on the realization of peer-to communication, sharing to everyone, I hope you criticize correct.SOURCE Download

C # Three ways to send mail (LOCALHOST,SMTP,SSL-SMTP)

Recently due to a r&i project needs, user requirements in the purchase of products or shipments and other links, need to send an email alert or every Monday to let the system automatically collect data sent an e-mail, so I also find relevant

Differences in C, VDD, VSS, VEE, and VPP

Http://www.cnblogs.com/crazybingo/archive/2010/05/14/1735802.htmlDifferences in C, VDD, VSS, VEE, and VPPIn electronic circuits, there are three different symbols for VCC, VDD, and VSS, and what is the difference between them?First,

Codeforces Round #228 (Div. 1) C. Fox and Card Game

The main topic: give you n group number, each group has m, there are two people the first person can only be taken from the beginning, the second person can only take from the last, the first person to start, everyone is smart enough to ask you

Codeforces Round #112 (Div. 2) C Another problem on Strings

Topic Links: Codeforces Round #112 (Div. 2) C Another problem on StringsTest instructions: A sequence containing only 0,1 is given, and the number of sub-sequences in the sequence and n is obtained.Idea: Preprocessing the prefix of a sequence and

Remove Duplicates from Sorted Array -- Remove duplicate elements from the sorting Array

Remove Duplicates from Sorted Array -- Remove duplicate elements from the sorting Array     Remove Duplicates from Sorted Array Given a sorted array, remove the duplicates in place such that each element appear only once and return the new

C ++ virtual functions and virtual function table Parsing

C ++ virtual functions and virtual function table Parsing1. Definition of virtual functions A virtual function must be a non-static member function (and a non-constructor) of the class. Its access permission can be defined as private or proteceted,

Summary of STL range member functions and interval algorithms, stl range Function Algorithms

Summary of STL range member functions and interval algorithms, stl range Function AlgorithmsSummary of STL range member functions and interval Algorithms Here we summarize the interval member functions and interval algorithms that can replace loops;

Hello, Do C ++ (18) want to buy this watermelon? Priority between 4.1.6 operators and 4.1.6 Operators

Hello, Do C ++ (18) want to buy this watermelon? Priority between 4.1.6 operators and 4.1.6 Operators4.1.6 priority between operators When expressing complicated condition judgments, there may be multiple operators in the same expression. For

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