Difference between define macro definition and const constant definition

Define section:Macros can be used not only to replace constant values, but also to replace expressions or evenCode. (Macros have powerful functions but are prone to errors, so their advantages and disadvantages are quite controversial .) Macro

How to Create a PDF file and add bookmarks to a PDF file

Now I have such an idea. I want to write down my Oracle knowledge, my common scripts, and some tuning tips, so that I can view them later and copy common scripts. However, it is not convenient to view the word, so I want to convert it to PDF. I have

Replicate physical network connection state

Select if the virtual machine uses a bridged network connection and if you use the virtual machine on a laptop or other mobile device. as you move from one wired or wireless network to another, the IP address is automatically renewed.When a single

Course of week 11th: bar chart, dot chart, pie chart, and Histogram

1.1 Column chart Setwd ("E: // program files // rstudio // Temp") # Set the working directory install. packages ("rcolorbrewer") # If the Library (rcolorbrewer) is not installed # load the package citysales 1.2 Stacked column chart

Stanford Machine Learning Open Course Notes (8)-Machine Learning System Design

Public Course address:Https://class.coursera.org/ml-003/class/index  INSTRUCTOR:Andrew Ng 1. Prioritizing what to work on: Spam classification example ( Spam Classification System ) I have learned some theoretical knowledge and diagnostic

DirectX programming technology-want to learn game programming? Mandatory

Everyone must be familiar with DirectX, because when Microsoft launched the Windows window operating system, the display interface adopts a unified GDI, prohibiting programmers from directly operating the hardware, which makes Windows 3. game

Programming MS WinCE (3rd edition) Back Cover

Back Cover Use this widely acclaimed Windows CE. Net reference book to design clean, high-performance applications for the latest smart mobile devices. In version 3rd, the basic content has been updated according to Windows CE. Net 4.2 and Microsoft.

Problem e codeforces round #184 (Div. 2) B. Continued Fractions

B. Continued fractionstime limit per test 2 secondsMemory limit per test 256 megabytesInput Standard InputOutput Standard output A continued fraction of heightNIs a fraction of form.You are given two rational numbers, one is represented as andThe

Two Auxiliary Tools for latex writing: Counting Chinese characters and disabling PDF documents in Acrobat

Latex does not provide the Chinese Word Count statistics function like word. In addition, the latex source file contains many control characters, so you cannot know the number of Chinese characters in the file size. Therefore, I used C to write a

The top 10 3G businesses in the world!

What is 3G? For ordinary consumers, 3G is not only a powerful and cool-looking terminal, but also a wonderful service with rich content and variety. In overseas markets, the "content is King" iron law has become the essence of 3G-it is just the

Feature value and feature vector: Application in signal processing

I have Reprinted from others and analyzed the functions of feature values and feature vectors. After reading the article, I suddenly realized that I admire the author's pen and depth. Original Author link: http://www.douban.com/note/129544864/ [1.

ACPI & Install NetBSD from USB (plant ISO to USB)

Recently, ACPI is a power management protocol architecture of Intel, Microsoft, and other vendors on x86. My suspend to ram still cannot be wakeup. the S3 sleep status seems perfect, and even the power button lights are the same as the standard S3

Understanding of DB2 locks

Continue to learn about the new version. Concerning the lock, DB2 seems to be very strict. It is because it is too late, and it is also criticized by the same industry. Concurrency is obviously inferior to Oracle. The main reason is the design of

Translation of Snake Game Code

Today, I translated a piece of classic Snake code. After the translation, I feel that there are still many places that are not appropriate. I hope you can give me more advice on many things... Original article: // --- Flash MX Snake Game 1kb by

10 most commonly used tones in web design and demo examples

Programmer pain color, do you want to make web page color, isn't the color produced by the web page found to be uncoordinated, like the big red and green clothes worn by waiters in some restaurants. This article mainly introduces some common color

Modify the shortcut key of the Black Apple Mac System

Modify the shortcut key of the Black Apple Mac System Today, we will introduce how to modify the shortcut keys of the Black Apple Mac system: Because the keyboard of the Apple Computer is different from that of the ordinary PC computer, the

POJ3393-Lucky and good months by Gregorian Calendar

  Reprinted please indicate the source: Thank you Http://user.qzone.qq.com/289065406/blog/1307664479   General question: In a popular science article, Article 80% is useless information, because it is common sense, but it has to be read, because

Chapter 1 answers to all exercises in Chapter 13th of Wang Shuang's Assembly Language

Note that there are programs and test programs. For example, exp1303.asm refers to Chapter 13's third question. exp1303. ASM refers to the test of exp1303 program...   ; Exp1301.asm   Install the 7ch Interrupt RoutineFunction: calculates the square

CPU on mobile phone

IntelligenceCPU on the smartphone can be divided into two camps: Texas Instruments (TI) and Intel. However, Intel focuses on PPC, while Texas Instruments use more CPU intelligently. PossessionIn terms of efficiency, Ti occupies the vast majority of

Global hook instance (no DLL or DLL)

04x

Source: csdn Author: xstringI don't know what you started to understand hook, I have read Jeffrey Richter's "Windows Advanced Programming Guide" (the new Chinese version is translated as "Windows core programming"). In this book, the author

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