Lesson 8 Development

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Lesson 8Development

• www.ict.up.ac.th/uthais/

KANOKWATT SHIANGJEN
2
????

• ??????????????????????? ??????????????????????????
  ???????????????????????????????
  ??????????????????? ??????????????????
  ?????????????????????????????? ??????????????
  ?????????????? ????????????????????????????
  ????????????????????????????????????????????
  ?????????????? ??????????????????

3
????????????

• ??????????????????????????????????????????????????
  ?????????????? ?????????? ????????????????????????
  ??????? ???
• ??????????????? Iterative ??? Incremental
  Software Development ????????????????
  ??????????????
• ???????????????????????? Agile ???
  ???????????????? ?????
• ????????????????????? Extreme Programming
• ??????????????????????? Prototyping
  ??????????????????????????? ????????????? ???
  ?????????????

4
???????

• Rapid Software Development
• Agile Methods
• Extreme Programming
• Rapid Application Development
• Software Prototyping
• Scrum

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Iterative Development Process
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Incremental Development and Prototyping
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Agile Methods (1/3)

• ????????????????????????????
• ???????????????????????
• ???????????????? ????????????
• ??????????????????????????????
• ??????????????? ??????????
• ??????? Feedback ?????????
• ????????????????????????
• ???????????????????????????
• ???????????????????
• Programmer ????????????????????

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Agile Methods (2/3)

• ?????????????????????????????????????????????????
  ???? ???????????????? ???????????????????????? 10
  ?? ?????????????? Overhead ??????????? ?????????
  ????????????????????? ????????????????????????????
  ???? ?????????????????????? ??????????????????????
  ??????? ????????????????? ????????????????????????
  ?????? ????
• ??????????????????????????????????????????????????
  ?????? ??? rework ????????????????????????????????
  ????????????????????????????

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Agile Methods (3/3)

• Agile Methods ??????????????????????? Iterative
  Approach ????????????????????????????????????
  ??????????????????????? ??????????????????????????
  ?????????????????? ???????????????????????????????
  ??????????????????? ???????????????? Iterative
  ????????????
• ?????????? Agile Methods ????????????????????
  ???????? Extreme Programming (Beck, 1999 Beck,
  2000) ??? Scrum (Schwaber and Beedle, 2001)

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?????????? Agile

• ?????????????????????? (Customer Involvement) ???
  ????????????????????????????????????????
  ????????????????????????????????????
  ???????????????????? ?????????????????
• ??????????????????????? (Incremental Delivery)
  ??? ??????????????????????????????????????????????
  ?????????????????????????????????????
  ????????????????????????
• ??????????????????????? ???????????????? (People
  not Process) ??? ?????????????????????????????????
  ??? ????????????????????????????
  ??????????????????????????????????)

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?????????? Agile

• ???????????????????????? (Embrace Change) ???
  ??????????????????????????????????????????????????
  ???????? ?????????????????????????????????????????
  ????
• ???????????????? (Maintain Simplicity) ???
  ????????????????????????????????????????????
  ?????????????????

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Extreme Programming (XP)
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??????????????? Extreme Programming (1/3)

• Incremental Planning ??? ?????????????????????????
  ? Story Card ????????????????????????????????????
  Task
• Small Releases ??? ???????????????????????
  Business value ????
• Simple Design ??? ?????????????

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??????????????? Extreme Programming (2/3)

• Test-First Development ??? ???????????????????????
  ????? ???????????????????
• Refactoring ??? ??????????????????????????????????
  ??????? ????????????????????????????? Code
  ???????????????? ???????????????
• Pair Programming ??? ???????????????????????
  ??????????????????????? ??????????????????????????
  ?????
• Collective Ownership ??? ?????????????????????????
  ??????????????????????? ??????????????????? Code
  ??????????????????????????????????????????

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??????????????? Extreme Programming (3/3)

• Continuous Integration ??? ??????????????? (Task)
  ????? ????????????????????????? ?????????????
  Unit Test
• Sustainable pace ??? ????????????????????
  ?????????????????????? ???????????????????????????
  ???? ?????? ??? Productivity ????
• On-site Customer ??? ?????????????????????
  ????????????????????????????????????????????????
  ????????????????????????? ????????????????????

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?????????????? Extreme Programming

• ?????????????????????? ??? ????? Test-Case
  ??????????????????????????????????????????????????
  ?????? ??????????????????? ??????????????
• ??????????????????????????????????????? Scenarios
• ??????????????????????????????????????????????????
  ? (Validation)
• ?????????????????????????????????????????????

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Rapid Application Development
18
Software Prototyping (1/2)
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Software Prototyping (2/2)
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????????????????? Prototype

• ??????????????????????????????????????
• ??????????????????????????????????????????
• ??????????????????????????????????
• ????????????????????????????
• ????????????????????????

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Scrum
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Scrum

• ??????????? Iterative ??? Incremental Method
  ?????????????????????? ????????????????? Agile
  Software Development ??????????
• The Scrum Master ??? Project Manager
• The Product Owner ??? Stakeholders
• Team ????????????????? 5-9 ??????????????
  ????????? ?????? ????? ????? ??? ???? ?
• ???????????????
• ????????????????? Daily Scrum ???? Daily Standup
  ??????????????????????? ??????????? ??? ?????? 15
  ????
• ??????????????? 3 ?????

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3 Questions within 15 Minutes

• What have you done since yesterday?
  (???????????????????)
• What are you planning to do today?
  (???????????????????????)
• Do you have any problems preventing you from
  accomplishing your goals? (???????????????????????
  ????????????????????????????????)

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????

• ????????????????????????????????? 2 ????
• ????????? (Process ) ????????????????
  ???????????????????????? ?????????????
  ??????????????????????????? ??????????????????????
  ???????????????????????????????
• ????????? (Product) ????????????????
  ??????????????????? ??????????????
  ??????????????????? ??????????????????????????????
  ?????????????????? Overhead ??????????????????????
  ???????????????????????????????????????????
  ??????????????????????????? ??????????????????????
  ????

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References

• Ian Sommerville. Software Engineering 8th
  Edition. Addison Wesley Publishers., 2007
• Watts S Humphrey. A Self Improvement Process for
  Software Engineers. Addison Wesley Professional.,
  2005
• Software Engineering Institute Carnegie Mellon.
  online http//www.sei.cmu.edu/., 2010