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UML learning_ Day2

2022-04-23 14:57:00 Scarcity risk humility

UML mapping Software rational rose

Extreme Programming 4 It's a business practice :
Test-driven development —TDD It's your business safety net . Because testing is done before coding , So the written test will fail , Then write code to make the test pass .TDD Ensure the function of your product , Whether the company and technical team implement large-scale changes or small-scale changes .
Pair programming — Give Way 2 Developers write the same piece of code , Use the same keyboard and the same monitor . Because pairing greatly reduces wasted time and defects , So it can bring higher quality code , And bring a high level of collaboration .
Collective code ownership and continuous integration — If not only one person is familiar with each piece of code , Then there will be no communication bottleneck . Continuous integration of code into a trunk can avoid duplication and mismatched code .
restructure — In the circumstances , The code is written to solve known problems . Usually , The team solved their problem skillfully , Then continue to refactor and modify the code , Ensure that the code base can continuously meet the latest needs of the business in the most efficient way .

Waterfall model
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