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Seminar How To Program It Afterwords

SeminarHowToProgramIt— Œ€ํ•œ ฐƒ, ํ›„ธฐ, ฐข… งˆ‹ต, …˜, ThreeFs.

  • ฐฝ„:PairProgramming žฒด€ ธƒ ด—ˆŠต‹ˆ‹ค. Œ•…„ •„งˆถ”–ดกœ ํ•˜Š”  €กœจŠ” Œ•…™ธ—„ ด ‡ฒŒ ฉ‹€ฒŒ ฝค„ ฒฐ„ํ•  ˆ˜ žˆ‹คŠ” ฒƒ— †€šธ ”ฐ„ž…‹ˆ‹ค. ^^;; ทธฆฌณ  €ˆ˜ช…„ ณ ˜Š” ฒƒ žฒด€ Refactoring — “ค–ด€ณ  งคšฐ ค‘š”ํ•˜‹คŠ” ‚ฌ‹ค„ ฐช…ด—ˆŠต‹ˆ‹ค. ^^;
    ทธž˜„œ PP‚˜ XP˜  •„ Jazz— „œ ํ•˜ณค ํ•ฉ‹ˆ‹ค. ทธฆฌณ  ํ•œฒˆ œ ˜–ด‚ฌ „„ ํ”„กœทธž˜ฐ‹œ „งŒ ‚ฌšฉํ•ด ณด„š”. ทธฆฌณ  ธฐ„œ ฌด—‡„ ” ฐฐ› Š”€ ด•ธฐํ•ดณดฉด ฐธ ข‹ฒ „š”. --€ฐฝ€

  • žฌ™:—ฌŸฌ ‚ฌžŒ ฒ˜Œœกœ ํ”„กœทธž˜ฐ„ ฐ™ด ํ•˜ฉด„œ ปคฎค‹ˆ€ด…˜ด –งˆ‚˜ ค‘š”ํ•œ € ํ™•‹คํžˆ •Œ•˜Šต‹ˆ‹ค. ด œ€„Š” 'ง งŽ€' ํ”„กœทธž˜จธ€ ˜–ด• ฒ Šต‹ˆ‹ค ^^ ˜คŠ˜ „‚˜  •ง ˆ˜ณ ํ•˜…จŠต‹ˆ‹ค
  • neocoin : UnitTest—„œ ถ”ตฌํ•œ ํ”„กœทธžจ˜ „„—„œ Divideํ•ด ‚˜€Š”  •€ —ฌํƒœ ˜ ””žธ ํƒ€ž„—„œ ˜ ˆ˜ํ–‰„ ํ–ˆŠต‹ˆ‹ค. ทธž˜„œ —ฌํƒœ Test œ„ํ•œ ฝ”“œ“ค ””„ทธšฉ ฝ”“œ“ค„ ํ”„กœทธžจ„ ž‘„ํ• •Œงˆ‹ค ทธŸฐ ””žธ—„ งŽ€ ‹œ„„ †Œš”ํ–ˆŠ”ฐ, •„˜ˆ ํ”„กœทธžจ˜ ถœฐœ„ Test—„œ ‹œž‘ํ•œ‹คŠ” ฐœƒ˜  „ํ™˜ด ธƒ Š—ˆŠต‹ˆ‹ค. --ƒ

  • 1002 : –ด œ Test Code : Product Code „ ค‘ณต (return 0 !) „ OAOOกœ ํ’€–ด„œ Refactoring „ ํ•ด• ํ•  ƒํ™ฉœกœ ทœ •ง“Š”‹คŠ” งด ’คํ†ตˆ˜ ํ•œŒ€ •ŒฆฌŠ” ธฐ„ด˜€Šต‹ˆ‹ค;;
    • TDD –ด„คํ”„ฒŒ‚˜งˆ ‹œ„ํ•˜ฉด„œ Š‚€ ด 'TDD —„œ˜ Product Code Š” ˜คง ํ…ŒŠคํŠธ Œ€งŒ งŒํ•˜Š” ฝ”“œธ€' ˜€—ˆŠ”ฐ. ํ•œํŽธœกœŠ” ด ‡ฒŒ ํ•ด„ํ•  ˆ˜ žˆฒ ”ตฐš”. 'ํ•ด‹ Šค€— Œ€ํ•ด ”š”  •ํ™•ํ•˜ฒŒ ž‘™ํ•˜Š” ํ”„กœทธžจ„ งŒ“คณ  ‹ถ‹คฉด ทธงŒํ ํ…ŒŠคํŠธ ฝ”“œ –‘„ Š˜ ค.' ํ…ŒŠคํŠธฝ”“œ žฒด€ ข…˜ Quality Assurance œ„ํ•œ „ํํŠธ —ญํ• „ œ‹คŠ”  „ ‹ค‹œ ƒฐํ•˜ฒŒ ˜—ˆŠต‹ˆ‹ค.
    • 'ํ…ŒŠคํŠธฝ”“œ˜ ณดํญ„ กฐ ˆํ•˜. ƒํ™ฉ— ”ฐ „ํ„ํ ณดํญ„ Š˜ฆดˆ˜„ žˆ€งŒ, ƒํ™ฉ— ”ฐ„œŠ” ณดํญ„ ขํ˜€• ํ•œ‹ค. ฒ˜Œ TDD ํ•˜Š” ‚ฌžŒ€ ณดํญ„ ขํ˜€„œ –ด€ธฐ€ ˜คํžˆ ค ” ํž˜“ค‹ค' Wiki:DoTheSimplestThingThatCouldPossiblyWork. ดฒƒด ํ›ˆ จด •„ง œœ, TDD ํ•˜Š” ‚ฌžŒ—ฒŒŠ” –งˆ‚˜ ํž˜“ €Š” ดฒˆ RDP งœฉด„œ Šˆ—ˆŠ”ฐ. —ด‹ฌํžˆ ํ›ˆ จํ•˜ฒ Šต‹ˆ‹ค.
    • •„Œ ฐœํ‘œ•Œ—„ ด•ธฐํ–ˆ€งŒ, Code Review œ„ํ•œ reverse-TDD ( •„กœ ํ•ด‘˜Œš”? ดฒƒ„ € จ ฌธ„œ€ žˆ„ํ…ฐ. ) ํ•ดณดŠ” ฒƒ„ ข‹„ ฒƒ ฐ™„š”. ฝ”“œ „„„ œ„ํ•œ test-code ž‘„ดš”. ฆ‰, ดงŒ“ค–ด ธžˆŠ” ฝ”“œ ํ…ŒŠคํŠธ ฝ”“œณ  ƒ •ํ•˜ณ , ž‹ ด  œŒ€กœ ดํ•ดํ–ˆŠ”€— Œ€ํ•œ €ฆ •„ Test-Code กœ งŒ“œŠ” ฒƒดฃ . ‹œ„ žˆ—ˆœฉด ˜คŠ˜ งˆ € ‹œ„ํ•ดดค„ํ…ฐ, ‹œ„— งˆŒ ซ“ธดฒŒ •„‰ฝ„š”.
      • Refactoring …—„œŠ” Refactor As You Do Code Review — Code Review œ„ํ•œ Refactoring„ ด•ธฐ ํ•˜Š”ฐ, Refactoring „ œ„ํ•ด„œŠ” ธฐณธ œกœ Test Code € ํ•„š”ํ•˜‹คณ  ํ• •Œ —ฌธฐ— Test Code ถ™ํ…Œ‹ˆŒ ƒํ†ตํ•˜Š” ฉดด žˆธด ํ•˜ฒ ตฐš”.

  • nautes : ฐธ€žกœ„œ žˆ—ˆŠ”ฐ .. Œ€€„˜ ‹œ„„ ฉ” ฐŠณ  —ฌ…ด —†—ˆ€งŒ, ด žฆฌ Œ–ด„œ ฐ˜ฐ• œ œกœ ดฌ˜— ํ˜‘กฐํ•ด‹  „“คป˜ ฐ‚ฌ™€ ‚ฌ„ ..
    • ํฅกœšด ฒƒ€ ‹œ„Ÿฌšด ํ”„กœทธž˜ฐด˜€‹คŠ” ฒƒด˜€Šต‹ˆ‹ค. ํ˜ž„œ ํ•˜Š” ํ”„กœทธž˜ฐ(PairProgramming„ •Œณ ‚˜‹ˆ ƒˆกœšด ฐœ…ด ƒธฐŠ”ตฐš”. ›ž˜ ProgrammingดŠ” ฒƒ€ ํ˜žํ•˜Š” ˜€Š”ฐ, ด œ ํ”„กœทธž˜ฐํ•˜ฉด pairธ€ singleธ€ ตฌ„„ ํ•ด–ด•ฒ ตฐš”)„ ํ•˜Š” ฒฝšฐ—Š” ํŒ€›“คด †Œž€ŠคŸฝฒŒ – “คฉด •„ €ธˆ „„ํ•˜ณ  žˆตฌ‚˜ํ•˜ณ  ƒฐํ•˜ณ , กฐšฉํ•ด€ฉด •„ €ธˆ ฝ””ฉํ•˜ณ  žˆตฌ‚˜..ํ•˜Š” ƒฐด “ค—ˆŠ”ฐ, PPŠ” Œ€ ‹œ„ŸฝฒŒ ํ•˜Š”Š” Š‚Œด “ค”ตฐš”. ทธ ‡ฒŒ Œ€ํ™”€ งŽ•„€Š” ฒƒ€ ฝ””ฉ— Œ€ํ•œ ดํ•ด„˜ ฆ€™€ „œกœ„˜ ํ˜‘ ฅ “ งŽ€ ƒŠํšจ € ธ˜ฌ ˆ˜ žˆ‹คŠ” ƒฐ„ ํ–ˆŠต‹ˆ‹ค.
    • ทธฆฌณ  €ฐฐํ•˜˜ ค‘ PairProgramming—„œ Leading— €ํ•œ ‚ฌํ•ญ„ –ธธ‰ํ•˜ณ  ‹ถŠตž…‹ˆ‹ค. ‚ฌšฉํ•˜Š” –ธ–ด™€ „ตฌ— Œ€ํ•œ ดํ•ดŠ” ํ™•‹คํ•˜‹คŠ”  „ œํ•˜—„œŠ” „œกœ€ Pair— Œ€ํ•œ ฐฐ ค€ žˆœฉด €” ํšจœจ„ ‚ ˆ˜ žˆ„ ƒฐํ•ฉ‹ˆ‹ค. ฐฐ คŠ” ฒƒ€ ž‹ ˜ ƒŒ€€ €   ด€ ชปํ•˜‹คฉด ”   ธ ํ™œ™„ ดŒ–ด ‚ด คŠ” …ธ ฅ„ ธฐšธ–ด• ํ•  ฒƒ ฐ™Šต‹ˆ‹ค. ‹คŠต„ ํ•˜˜ ‘ํŒ€—„œ  œ Š‚Œ— €„ํ˜•‹œกœ ด„Š” ํŒ€ PP ํ•˜ณ  žˆ‹คŠ” ƒฐด “œŠ” ํŒ€ด žˆ—ˆŠ”ฐ. €„ํ˜•‹œกœ ด„Š” ํŒ€€ ํ•œ ช…ด „ˆฌด „ œกœ ดŒ‹ค ณด‹ˆ ‹คฅธ pair“ค€ ˜€ ง‘ค‘˜€ ชปํ•˜Š” ชจŠต„ ณดธ ฐ˜ฉด, PP ˆ˜ํ–‰ํ•˜ณ  žˆŠ” “ํ•œ ํŒ€€ ‘ ช… ชจ‘ ง‘ค‘„€ งคšฐ ํ›Œฅญํ•œ ฒƒ ฐ™•„„œ ดŸฐ ฒƒด  •ง žฅ ด •„‹Œ€ ํ•˜Š” ƒฐด “ค—ˆŠต‹ˆ‹ค. ฒฐตญ PPŠ” ฒƒ„ ํ˜ž€ •„‹Œ ‘˜ด‹ค ณด‹ˆ ํ”„กœทธž˜ฐ ‹ค ฅ ชป€ •ŠฒŒ ฐœธ˜ ‚ฌํšŒ„ด –งˆ‚˜ ›ฐ–ดƒŠ”  „ ค‘š”ํ•œ  œกœ ž‘šฉํ•œ‹คŠ” ƒฐ„ ํ–ˆŠต‹ˆ‹ค. ( œ€ „œกœ ํ”„กœทธž˜ฐค‘— ดฌ˜„ ํ•œ ฒƒ€ PP  „ํ˜€ ชจฅดŠ” ‚ฌžŒ“ค—ฒŒ ดŸฐ ํ˜•‹œกœ ํ•˜Š” ฒƒด PPŠ” ฒƒ„ ณด—ฌณ  ‹ถ–ด„œ˜€Šต‹ˆ‹ค. ดฌ˜ด „ˆฌด ˜คž˜ „ถ”—ˆŠ”€ .. „†กํ•ฉ‹ˆ‹ค.)
  • •ˆ…•ํ•˜„š”? ฐธ€ž˜€˜ ‚ฌžŒž…‹ˆ‹ค. Feedbackด € Šฆ—ˆ„š”. ƒ‰‹คฅธ ฒฝํ—˜ด—ˆ˜ฒƒ ํ™•‹คํ–ˆŠ”ฐ, ‹คงŒ ‹œ„ด ํ•œ‹œ„  •„งŒ ธธ—ˆ”ฉด, ํ›จ”ฌ” งŽ€Šˆ„ฒƒ ฐ™•„„œ •„‰ฝŠต‹ˆ‹ค. TDD‚˜ CRC“œ ‘˜‹ค  ‘ํ•˜ธฐ—” € งง€ ‹œ„ด—ˆ˜ฒƒ ฐ™Šต‹ˆ‹ค. •žœกœ„ ดŸฐธฐํšŒ€ งŽ•˜œฉด ข‹ฒ „š”. ทธŸ ดงŒ... --€ •€
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