Address: http://www.ibm.com/developerworks/cn/rational/r-usecase-atm/index.html
Level: elementary
Fu chunyi, technical sales manager of Rational China, software department of IBM China Co., Ltd.
November 01, 2004
Use Case is a method used to
Case modeling GuideFu chunyi, technical sales manager of rational China, software department of IBM China Co., Ltd.November 01, 2004Original URL: http://www-128.ibm.com/developerworks/cn/rational/r-usecase-atm/@
Use case is a method used to describe system requirements. The process of describing system requirements using use cases is case modeling. The use case method was first proposed by Dr. IVA jackboson and was later integrated into the UML
When there is too much code in your code, it is especially inconvenient to read the code, and you need to use a newline character "\". Be aware of two points when using line breaks:
The 1.c compiler is based on ";" To determine if it is a statement,
1 OverviewUsed preprocessing commands starting. For example, include the command # include and macro definition command # define. In the source program, these commands are placed outside the function, and are generally placed before the source file.
One.#define是C语言中提供的宏定义命令, the main purpose is to provide programmers with certain convenience in programming, and to a certain extent, improve the efficiency of the program, but students often do not understand the nature of the command in learning,
Macro definition in C # define usage,
# Define is a macro definition Command provided in C language. Its main purpose is to provide programmers with some convenience in programming and improve the program running efficiency to a certain extent,
Transferred from: http://www.cnblogs.com/rocketfan/archive/2009/10/02/1577361.html
1. compilation unit: A. cc or. cpp file is used as a compilation unit to generate. O.
2. Definition and declaration of common data types, Function Definition and
Three more popular naming formats for version control
GNU-style version number naming formatThe major version number. Minor version number [. fix version number [. Build version number]]Example: 1.2.1, 2.0, 5.0.0 build-13124
Class diagram, object diagram, role diagram:
I. Basic Graph categories in UML:In UML 2, there are two basic graph categories: structure diagram and behavior diagram. Each UML diagram belongs to the two diagrams. The purpose of the structure diagram
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