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Seminar How To Program It Afterwords

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

  • ฐฝ„ญ:PairProgramming ž๊ฐ€ ธƒ —ˆŠต‹ˆ‹ค. Œ•…„ •„งˆถ”–กœ •˜Š”  €กœจŠ” Œ•…™—„  ‡๊ฒŒ ฉ‹€๊ฒŒ ฝคน„ฅผ ๊ฒฐ„ฑ•  ˆ˜ žˆ‹คŠ” ๊ฒƒ— †€ผšธ ”ฐฆ„ž…‹ˆ‹ค. ^^;; ๊ทธฆฌ๊ณ  €ˆ˜…„ ๊ณ น˜Š” ๊ฒƒ ž๊ฐ€ Refactoring — “ค–๊ฐ€๊ณ  งคšฐ ค‘š”•˜‹คŠ” ‚ฌ‹ค„ ๊ฐ…—ˆŠต‹ˆ‹ค. ^^;
    ๊ทธž˜„œ PP‚˜ XP˜ ๊ณผ •„ Jazz— น„œ •˜๊ณค •‹ˆ‹ค. ๊ทธฆฌ๊ณ  •œฒˆ œ ˜–‚ฌ „„ ”„กœ๊ทธž˜ฐ‹œ ผฃผผ๊ฐ„งŒ ‚ฌšฉ• „ธš”. ๊ทธฆฌ๊ณ  ๊ฑฐ๊ธฐ„œ —‡„ ” ฐฐ› Š”€ •ผ๊ธฐ• ฐธ ข‹๊ฒ „คš”. --๊น€ฐฝ€

  • žฌ™:—ฌŸฌ ‚ฌžŒ๊ณผ ฒ˜Œœผกœ ”„กœ๊ทธž˜ฐ„ ๊ฐ™ •˜„œ ฎค‹ˆ€…˜ –ผงˆ‚˜ ค‘š”•œ €ฅผ ™•‹คžˆ •Œ•˜Šต‹ˆ‹ค.  œ€„ฐŠ” 'ง งŽ€' ”„กœ๊ทธž˜จธ๊ฐ€ ˜–•ผ ๊ฒ Šต‹ˆ‹ค ^^ ˜คŠ˜ „ธฏธ‚˜  •ง ˆ˜๊ณ •˜…จŠต‹ˆ‹ค
  • neocoin : UnitTest—„œ ถ”๊ตฌ•œ ”„กœ๊ทธžจ˜ „ค๊ณ„—„œ Divide• ‚˜๊ฐ€Š” ๊ณผ •€ —ฌƒœ ๊ฑฐ˜ ””žธ ƒ€ž„—„œ ๊ฑฐ˜ ˆ˜–‰„ –ˆŠต‹ˆ‹ค. ๊ทธž˜„œ —ฌƒœ Testฅผ œ„•œ ฝ”“œ“ค๊ณผ ””ฒ„๊ทธšฉ ฝ”“œ“ค„ ”„กœ๊ทธžจ„ ž‘„ฑ• •Œงˆ‹ค ๊ทธŸฐ ””žธ—„ งŽ€ ‹œ๊ฐ„„ †Œš”–ˆŠ”ฐ, •„˜ˆ ”„กœ๊ทธžจ˜ ถœฐœ„ Test—„œ ‹œž‘•œ‹คŠ” ฐœƒ˜  „™˜ ธƒ ๊นŠ—ˆŠต‹ˆ‹ค. --ƒฏผ

  • 1002 : – œ Test Code : Product Code ๊ฐ„ ค‘ณต (return 0 !) „ OAOOกœ ’€–„œ Refactoring „ •••  ƒ™œผกœ ๊ทœ •ง“Š”‹คŠ” ง ’ค†ตˆ˜ฅผ •œŒ€ •ŒฆฌŠ” ๊ธฐถ„˜€Šต‹ˆ‹ค;;
    • TDDฅผ –„ค”„๊ฒŒ‚˜งˆ ‹œ„•˜„œ А‚€  'TDD —„œ˜ Product Code Š” ˜คง …ŒŠคŠธ ๊นŒ€งŒ งŒกฑ•˜Š” ฝ”“œธ๊ฐ€' ˜€—ˆŠ”ฐ. •œŽธœผกœŠ”  ‡๊ฒŒ •„•  ˆ˜ žˆ๊ฒ ”๊ตฐš”. '•‹น Šค€ผ— Œ€• ”šฑ”  •™••˜๊ฒŒ ž‘™•˜Š” ”„กœ๊ทธžจ„ งŒ“ค๊ณ  ‹ถ‹ค ๊ทธงŒผ …ŒŠคŠธ ฝ”“œ –‘„ Š˜ คผ.' …ŒŠคŠธฝ”“œ ž๊ฐ€ ผข…˜ Quality Assurance ฅผ œ„•œ „จผŠธ —ญ• „ œ‹คŠ”  „ ‹ค‹œ ƒ๊ฐ•˜๊ฒŒ ˜—ˆŠต‹ˆ‹ค.
    • '…ŒŠคŠธฝ”“œ˜ ญ„ กฐ ˆ•˜ผ. ƒ™— ”ฐผ „ฑผ„ฑผ ญ„ Š˜ˆ˜„ žˆ€งŒ, ƒ™— ”ฐผ„œŠ” ญ„ ข˜€••œ‹ค. ฒ˜Œ TDDฅผ •˜Š” ‚ฌžŒ€ ญ„ ข˜€„œ ๊ฑธ–๊ฐ€๊ธฐ๊ฐ€ ˜คžˆ ค ” ž˜“ค‹ค' Wiki:DoTheSimplestThingThatCouldPossiblyWork. ๊ฒƒ ›ˆ จ •„ง œœ, TDDฅผ •˜Š” ‚ฌžŒ—๊ฒŒŠ” –ผงˆ‚˜ ž˜“ €Š” ฒˆ RDP งœ„œ А๊ผˆ—ˆŠ”ฐ. —‹ฌžˆ ›ˆ จ•˜๊ฒ Šต‹ˆ‹ค.
    • •„๊นŒ ฐœ‘œ•Œ—„ •ผ๊ธฐ–ˆ€งŒ, Code Review ฅผ œ„•œ reverse-TDD ( •„กœ •‘˜๊นŒš”? ๊ฒƒ„ ๊€ จ ฌธ„œ๊ฐ€ žˆ„…ฐ. ) ฅผ •Š” ๊ฒƒ„ ข‹„ ๊ฒƒ ๊ฐ™„คš”. ฝ”“œ ถ„„„ œ„•œ test-code ž‘„ฑš”. ฆ‰, ฏธ งŒ“ค– ธžˆŠ” ฝ”“œฅผ …ŒŠคŠธ ฝ”“œผ๊ณ  ƒ ••˜๊ณ , ž‹   œŒ€กœ •–ˆŠ”๊ฐ€— Œ€•œ ๊ฒ€ฆ๊ณผ •„ Test-Code กœ งŒ“œŠ” ๊ฒƒฃ . ‹œ๊ฐ„ žˆ—ˆœผ ˜คŠ˜ งˆ € ‹œ„•„…ฐ, ‹œ๊ฐ„— งˆŒ ซ“๊ธ๊ฒŒ •„‰ฝ„คš”.
      • Refactoring ฑ…—„œŠ” Refactor As You Do Code Review — Code Review ฅผ œ„•œ Refactoring„ •ผ๊ธฐ •˜Š”ฐ, Refactoring „ œ„•„œŠ” ๊ธฐณธ œผกœ Test Code ๊ฐ€ •„š”•˜‹ค๊ณ  • •Œ —ฌ๊ธฐ— Test Codeฅผ ™ผ…Œ‹ˆ๊นŒ ƒ†ต•˜Š”  žˆ๊ธ •˜๊ฒ ๊ตฐš”.

  • nautes : ฐธ๊€žกœ„œ žˆ—ˆŠ”ฐ .. Œ€€ถ„˜ ‹œ๊ฐ„„ ฉ”ผ ฐŠผ๊ณ  —ฌ… —†—ˆ€งŒ,  žฆฌฅผ นŒ–„œ ฐ˜๊ฐ• œ œผกœ ˜— ˜‘กฐ•ฃผ‹  ถ„“ค๊˜ ๊ฐ‚ฌ™€ ‚ฌฃ„ฅผ ..
    • ฅฏธกœš ๊ฒƒ€ ‹œ„Ÿฌš ”„กœ๊ทธž˜ฐ˜€‹คŠ” ๊ฒƒ˜€Šต‹ˆ‹ค. ˜ผž„œ •˜Š” ”„กœ๊ทธž˜ฐ(PairProgramming„ •Œ๊ณ ‚˜‹ˆ ƒˆกœš ๊ฐœ… ƒ๊ธฐŠ”๊ตฐš”. ›ž˜ ProgrammingผŠ” ๊ฒƒ€ ˜ผž•˜Š” ๊ฑฐ˜€Š”ฐ,  œ ”„กœ๊ทธž˜ฐ•˜ pairธ€ singleธ€ ๊ตฌถ„„ •ฃผ–•ผ๊ฒ ๊ตฐš”)„ •˜Š” ๊ฒฝšฐ—Š” Œ€›“ค †Œž€ŠคŸฝ๊ฒŒ – “ค •„ €๊ธˆ „ค๊ณ„•˜๊ณ  žˆ๊ตฌ‚˜•˜๊ณ  ƒ๊ฐ•˜๊ณ , กฐšฉ•€ •„ €๊ธˆ ฝ””ฉ•˜๊ณ  žˆ๊ตฌ‚˜..•˜Š” ƒ๊ฐ “ค—ˆŠ”ฐ, PPŠ” ๊นŒ€ ‹œ„Ÿฝ๊ฒŒ •˜Š”๊ฑฐผŠ” А‚Œ “ค”๊ตฐš”. ๊ทธ ‡๊ฒŒ Œ€™”๊ฐ€ งŽ•„€Š” ๊ฒƒ€ ฝ””ฉ— Œ€•œ •„˜ ฆ๊ฐ€™€ „œกœ๊ฐ„˜ ˜‘ ฅ “ฑ งŽ€ ƒŠนšจ๊ณผฅผ ๊ฐ€ ธ˜ฌ ˆ˜ žˆ‹คŠ” ƒ๊ฐ„ –ˆŠต‹ˆ‹ค.
    • ๊ทธฆฌ๊ณ  ๊€ฐฐ•˜˜ ค‘ PairProgramming—„œ Leading— ๊€•œ ‚ฌ•„ –ธ๊ธ‰•˜๊ณ  ‹ถŠตž…‹ˆ‹ค. ‚ฌšฉ•˜Š” –ธ–™€ „๊ตฌ— Œ€•œ •Š” ™•‹ค•˜‹คŠ”  „ œ•˜—„œŠ” „œกœ๊ฐ€ Pair— Œ€•œ ฐฐ ค๊ฐ€ žˆœผ €” šจœจ„ ‚ผ ˆ˜ žˆ„๊บผผ ƒ๊ฐ•‹ˆ‹ค. ฐฐ คผŠ” ๊ฒƒ€ ž‹ ˜ ƒŒ€๊ฐ€ €  ๊ทน € •˜‹ค ”  ๊ทน ธ ™œ™„ Œ– ‚ คŠ” …ธ ฅ„ ๊ธฐšธ–••  ๊ฒƒ ๊ฐ™Šต‹ˆ‹ค. ‹คŠต„ •˜˜ ‘Œ€—„œ  œ А‚Œ— €„˜•‹œผกœ „Š” Œ€๊ณผ PPฅผ •˜๊ณ  žˆ‹คŠ” ƒ๊ฐ “œŠ” Œ€ žˆ—ˆŠ”ฐ. €„˜•‹œผกœ „Š” Œ€€ •œ … „ˆ ฃผ„ œผกœ Œ‹ค ‹ˆ ‹คฅธ pair“ค€ ฃผ˜๊ฐ€ ง‘ค‘˜€ •˜Š” Šต„ ธ ฐ˜, PPฅผ ˆ˜–‰•˜๊ณ  žˆŠ” “ฏ•œ Œ€€ ‘ … ‘ ง‘ค‘„๊ฐ€ งคšฐ ›Œฅญ•œ ๊ฒƒ ๊ฐ™•„„œ Ÿฐ ๊ฒƒ  •ง žฅ  •„‹Œ๊ฐ€ •˜Š” ƒ๊ฐ “ค—ˆŠต‹ˆ‹ค. ๊ฒฐ๊ตญ PPผŠ” ๊ฒƒ„ ˜ผž๊ฐ€ •„‹Œ ‘˜‹ค ‹ˆ ”„กœ๊ทธž˜ฐ ‹ค ฅ € •Š๊ฒŒ ๊ฐœธ˜ ‚ฌšŒ„ฑ –ผงˆ‚˜ ›ฐ–ƒŠ”  „ ค‘š”•œ  œผกœ ž‘šฉ•œ‹คŠ” ƒ๊ฐ„ –ˆŠต‹ˆ‹ค. ( œ๊ฐ€ „œกœ ”„กœ๊ทธž˜ฐค‘— ˜„ •œ ๊ฒƒ€ PPฅผ  „˜€ Š” ‚ฌžŒ“ค—๊ฒŒ Ÿฐ ˜•‹œผกœ •˜Š” ๊ฒƒ PPผŠ” ๊ฒƒ„ —ฌฃผ๊ณ  ‹ถ–„œ˜€Šต‹ˆ‹ค. ˜ „ˆ ˜คž˜ น„ถ”—ˆŠ”€ .. ฃ„†ก•‹ˆ‹ค.)
  • •ˆ…••˜„ธš”? ฐธ๊€ž˜€˜ ‚ฌžŒž…‹ˆ‹ค. Feedback € Šฆ—ˆ„คš”. ƒ‰‹คฅธ ๊ฒฝ—˜—ˆ˜๊ฒƒ ™•‹ค–ˆŠ”ฐ, ‹คงŒ ‹œ๊ฐ„ •œ‹œ๊ฐ„  •„งŒ ๊ธธ—ˆ”ผ, ›จ”ฌ” งŽ€๊ฑ А๊ผˆ„๊ฒƒ ๊ฐ™•„„œ •„‰ฝŠต‹ˆ‹ค. TDD‚˜ CRC“œ ‘˜‹ค  ‘•˜๊ธฐ—” € งง€ ‹œ๊ฐ„—ˆ˜๊ฒƒ ๊ฐ™Šต‹ˆ‹ค. •žœผกœ„ Ÿฐ๊ธฐšŒ๊ฐ€ งŽ•˜œผ ข‹๊ฒ „คš”. ๊ทธŸผ งŒ... --๊น€ •€
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