{"id":1896,"date":"2026-04-10T01:07:40","date_gmt":"2026-04-10T01:07:40","guid":{"rendered":"https:\/\/www.go-diagram.com\/vi\/uml-package-diagrams-structure-large-systems\/"},"modified":"2026-04-10T01:07:40","modified_gmt":"2026-04-10T01:07:40","slug":"uml-package-diagrams-structure-large-systems","status":"publish","type":"post","link":"https:\/\/www.go-diagram.com\/vi\/uml-package-diagrams-structure-large-systems\/","title":{"rendered":"Ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n: C\u00e1ch c\u1ea5u tr\u00fac c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn b\u1eb1ng s\u01a1 \u0111\u1ed3 g\u00f3i UML"},"content":{"rendered":"

X\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng kh\u00f4ng ch\u1ec9 \u0111\u00f2i h\u1ecfi vi\u1ebft m\u00e3 hi\u1ec7u qu\u1ea3, m\u00e0 c\u00f2n c\u1ea7n m\u1ed9t t\u1ea7m nh\u00ecn ki\u1ebfn tr\u00fac r\u00f5 r\u00e0ng, c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c nh\u1eefng thay \u0111\u1ed5i theo th\u1eddi gian. Khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n, \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c module t\u0103ng theo c\u1ea5p s\u1ed1 nh\u00e2n. Kh\u00f4ng c\u00f3 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 c\u1ea5u tr\u00fac, vi\u1ec7c b\u1ea3o tr\u00ec tr\u1edf th\u00e0nh th\u1ea3m h\u1ecda, v\u00e0 c\u00e1c t\u00ednh n\u0103ng m\u1edbi b\u1ecb \u0111\u00ecnh tr\u1ec7 do nh\u1eefng t\u00e1c \u0111\u1ed9ng ph\u1ee5 kh\u00f4ng mong mu\u1ed1n. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac s\u01a1 \u0111\u1ed3 g\u00f3i UML tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu cho c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n.<\/p>\n

S\u01a1 \u0111\u1ed3 g\u00f3i cung c\u1ea5p c\u00e1i nh\u00ecn c\u1ea5p cao v\u1ec1 c\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng. Ch\u00fang cho ph\u00e9p c\u00e1c \u0111\u1ed9i nh\u00f3m t\u1ed5 ch\u1ee9c c\u00e1c l\u1edbp, giao di\u1ec7n v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng con th\u00e0nh c\u00e1c nh\u00f3m h\u1ee3p l\u00fd. B\u1eb1ng c\u00e1ch tr\u1ef1c quan h\u00f3a c\u00e1c m\u1ed1i quan h\u1ec7 n\u00e0y, c\u00e1c b\u00ean li\u00ean quan c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec3m ngh\u1ebdn ti\u1ec1m t\u00e0ng tr\u01b0\u1edbc khi tri\u1ec3n khai b\u1eaft \u0111\u1ea7u. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1ch t\u1eadn d\u1ee5ng s\u01a1 \u0111\u1ed3 g\u00f3i \u0111\u1ec3 ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n hi\u1ec7u qu\u1ea3 trong m\u00f4i tr\u01b0\u1eddng quy m\u00f4 l\u1edbn.<\/p>\n

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\"Child-style<\/figure>\n<\/div>\n

\ud83e\udde0 Hi\u1ec3u r\u00f5 c\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i<\/h2>\n

M\u1ed9t g\u00f3i trong UML l\u00e0 m\u1ed9t kh\u00f4ng gian t\u00ean ch\u1ee9a m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c y\u1ebfu t\u1ed1 m\u00f4 h\u00ecnh. H\u00e3y h\u00ecnh dung n\u00f3 nh\u01b0 m\u1ed9t th\u01b0 m\u1ee5c tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n, nh\u01b0ng v\u1edbi c\u00e1c quy t\u1eafc nghi\u00eam ng\u1eb7t v\u1ec1 nh\u1eefng g\u00ec c\u00f3 th\u1ec3 \u0111\u1eb7t b\u00ean trong v\u00e0 c\u00e1ch n\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c th\u01b0 m\u1ee5c kh\u00e1c. C\u00e1c g\u00f3i n\u00e0y gi\u00fap qu\u1ea3n l\u00fd \u0111\u1ed9 ph\u1ee9c t\u1ea1p b\u1eb1ng c\u00e1ch \u1ea9n c\u00e1c chi ti\u1ebft n\u1ed9i b\u1ed9 v\u00e0 ch\u1ec9 ti\u1ebft l\u1ed9 c\u00e1c giao di\u1ec7n c\u1ea7n thi\u1ebft.<\/p>\n

    \n
  • Qu\u1ea3n l\u00fd kh\u00f4ng gian t\u00ean:<\/strong> C\u00e1c g\u00f3i ng\u0103n ch\u1eb7n xung \u0111\u1ed9t t\u00ean b\u1eb1ng c\u00e1ch nh\u00f3m c\u00e1c y\u1ebfu t\u1ed1 li\u00ean quan l\u1ea1i v\u1edbi nhau. Hai l\u1edbp c\u00f3 th\u1ec3 chia s\u1ebb c\u00f9ng m\u1ed9t t\u00ean n\u1ebfu ch\u00fang n\u1eb1m trong c\u00e1c g\u00f3i kh\u00e1c nhau.<\/li>\n
  • Ki\u1ec3m so\u00e1t t\u00ednh kh\u1ea3 ki\u1ebfn:<\/strong> Ch\u00fang x\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c y\u1ebfu t\u1ed1 \u0111\u01b0\u1ee3c truy c\u1eadp. C\u00e1c y\u1ebfu t\u1ed1 c\u00f4ng khai c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y b\u1edfi t\u1ea5t c\u1ea3, trong khi c\u00e1c y\u1ebfu t\u1ed1 ri\u00eang t\u01b0 v\u1eabn gi\u1eef \u1edf m\u1ee9c n\u1ed9i b\u1ed9.<\/li>\n
  • B\u1ea3n \u0111\u1ed3 ph\u1ee5 thu\u1ed9c:<\/strong> C\u00e1c g\u00f3i cho th\u1ea5y m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n kh\u00e1c nh\u01b0 th\u1ebf n\u00e0o. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u r\u00f5 v\u1ec1 s\u1ef1 li\u00ean k\u1ebft (coupling).<\/li>\n<\/ul>\n

    Khi x\u1eed l\u00fd c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea5p doanh nghi\u1ec7p, c\u1ea5u tr\u00fac ph\u1eb3ng hi\u1ebfm khi \u0111\u1ee7. G\u00f3c nh\u00ecn to\u00e0n th\u1ec3 th\u01b0\u1eddng che khu\u1ea5t ranh gi\u1edbi gi\u1eefa c\u00e1c l\u0129nh v\u1ef1c kinh doanh kh\u00e1c nhau. S\u01a1 \u0111\u1ed3 g\u00f3i cho ph\u00e9p quan \u0111i\u1ec3m theo m\u00f4-\u0111un, gi\u00fap c\u00e1c \u0111\u1ed9i nh\u00f3m t\u1eadp trung v\u00e0o c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3 m\u00e0 kh\u00f4ng b\u1ecb l\u1ea1c trong ti\u1ebfng \u1ed3n c\u1ee7a to\u00e0n b\u1ed9 c\u01a1 s\u1edf m\u00e3 ngu\u1ed3n.<\/p>\n

    \ud83d\udcca T\u1ea1i sao c\u1ea5u tr\u00fac l\u1ea1i quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn<\/h2>\n

    C\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn th\u01b0\u1eddng ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng tr\u00f4i ki\u1ebfn tr\u00fac. Theo th\u1eddi gian, c\u00e1c ph\u1ee5 thu\u1ed9c t\u00edch t\u1ee5 theo c\u00e1ch kh\u00f4ng \u0111\u01b0\u1ee3c d\u1ef1 ki\u1ebfn ban \u0111\u1ea7u. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn t\u00ecnh hu\u1ed1ng m\u00e3 \u201cm\u00ec \u0103n li\u1ec1n\u201d, n\u01a1i thay \u0111\u1ed5i m\u1ed9t module c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng m\u1ed9t module kh\u00e1c ho\u00e0n to\u00e0n kh\u00f4ng li\u00ean quan. Vi\u1ec7c c\u1ea5u tr\u00fac h\u1ee3p l\u00fd s\u1ebd gi\u1ea3m thi\u1ec3u nh\u1eefng r\u1ee7i ro n\u00e0y.<\/p>\n

    Vi\u1ec7c c\u1ea5u tr\u00fac hi\u1ec7u qu\u1ea3 mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch thi\u1ebft th\u1ef1c:<\/p>\n

      \n
    • D\u1ec5 b\u1ea3o tr\u00ec:<\/strong>C\u00e1c ranh gi\u1edbi r\u00f5 r\u00e0ng gi\u00fap d\u1ec5 d\u00e0ng h\u01a1n trong vi\u1ec7c t\u00ecm ki\u1ebfm l\u1ed7i v\u00e0 \u00e1p d\u1ee5ng s\u1eeda ch\u1eefa. C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n bi\u1ebft ch\u00ednh x\u00e1c c\u1ea7n t\u00ecm \u1edf \u0111\u00e2u khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n
    • Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng:<\/strong>C\u00e1c g\u00f3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c nhau ho\u1eb7c c\u00e1c d\u1ecbch v\u1ee5 vi m\u00f4 m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng logic h\u1ec7 th\u1ed1ng.<\/li>\n
    • H\u1ee3p t\u00e1c:<\/strong>C\u00e1c \u0111\u1ed9i kh\u00e1c nhau c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean c\u00e1c g\u00f3i kh\u00e1c nhau \u0111\u1ed3ng th\u1eddi, gi\u1ea3m thi\u1ec3u xung \u0111\u1ed9t g\u1ed9p m\u00e3 v\u00e0 chi ph\u00ed ph\u1ed1i h\u1ee3p.<\/li>\n
    • L\u00e0m quen v\u1edbi h\u1ec7 th\u1ed1ng:<\/strong>C\u00e1c th\u00e0nh vi\u00ean m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng nhanh h\u01a1n khi c\u00f3 b\u1ea3n \u0111\u1ed3 tr\u1ef1c quan s\u1eb5n s\u00e0ng.<\/li>\n<\/ul>\n

      \ud83d\udee0\ufe0f H\u01b0\u1edbng d\u1eabn x\u00e2y d\u1ef1ng t\u1eebng b\u01b0\u1edbc<\/h2>\n

      Vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 g\u00f3i kh\u00f4ng ph\u1ea3i l\u00e0 ho\u1ea1t \u0111\u1ed9ng m\u1ed9t l\u1ea7n. \u0110\u00f3 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh l\u1eb7p l\u1ea1i, ph\u00e1t tri\u1ec3n song song v\u1edbi h\u1ec7 th\u1ed1ng. H\u00e3y tu\u00e2n theo c\u00e1c b\u01b0\u1edbc logic sau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac v\u1eefng ch\u1eafc.<\/p>\n

      1. X\u00e1c \u0111\u1ecbnh c\u00e1c l\u0129nh v\u1ef1c kinh doanh<\/h3>\n

      B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch xem x\u00e9t c\u00e1c y\u00eau c\u1ea7u kinh doanh, ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u00e3 ngu\u1ed3n. Nh\u1eefng ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0 g\u00ec? Nh\u00f3m c\u00e1c ch\u1ee9c n\u0103ng n\u00e0y l\u1ea1i th\u00e0nh c\u00e1c l\u0129nh v\u1ef1c. V\u00ed d\u1ee5, m\u1ed9t \u1ee9ng d\u1ee5ng ng\u00e2n h\u00e0ng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c l\u0129nh v\u1ef1c ri\u00eang bi\u1ec7t choT\u00e0i kho\u1ea3n<\/em>, Vay v\u1ed1n<\/em>, v\u00e0 D\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng<\/em>.<\/p>\n

      G\u00e1n m\u1ed9t g\u00f3i cho m\u1ed7i mi\u1ec1n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p v\u1edbi th\u1ef1c t\u1ebf kinh doanh. N\u00f3 gi\u00fap h\u1ec7 th\u1ed1ng d\u1ec5 hi\u1ec3u h\u01a1n v\u00ec t\u00ean g\u1ecdi ph\u1ea3n \u00e1nh c\u00e1c ho\u1ea1t \u0111\u1ed9ng kinh doanh th\u1ef1c t\u1ebf.<\/p>\n

      2. X\u00e1c \u0111\u1ecbnh c\u00e1c g\u00f3i con<\/h3>\n

      Trong m\u1ed7i mi\u1ec1n, ph\u00e2n t\u00edch ch\u1ee9c n\u0103ng chi ti\u1ebft h\u01a1n. N\u1ebfu T\u00e0i kho\u1ea3n<\/em> mi\u1ec1n l\u1edbn, n\u00f3 c\u00f3 th\u1ec3 c\u1ea7n c\u00e1c g\u00f3i con cho Giao d\u1ecbch<\/em>, S\u1ed1 d\u01b0<\/em>, v\u00e0 B\u00e1o c\u00e1o<\/em>.<\/p>\n

      S\u1eed d\u1ee5ng m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p ph\u1ea3n \u00e1nh s\u1ef1 g\u1eafn k\u1ebft logic. C\u00e1c th\u00e0nh ph\u1ea7n trong m\u1ed9t g\u00f3i con n\u00ean t\u01b0\u01a1ng t\u00e1c th\u01b0\u1eddng xuy\u00ean v\u1edbi nhau nh\u01b0ng t\u01b0\u01a1ng t\u00e1c t\u1ed1i thi\u1ec3u v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n trong c\u00e1c g\u00f3i con kh\u00e1c. Nguy\u00ean t\u1eafc n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u1ef1 g\u1eafn k\u1ebft cao.<\/p>\n

      3. Thi\u1ebft l\u1eadp c\u00e1c ph\u1ee5 thu\u1ed9c<\/h3>\n

      V\u1ebd c\u00e1c m\u0169i t\u00ean \u0111\u1ec3 th\u1ec3 hi\u1ec7n c\u00e1ch c\u00e1c g\u00f3i t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau. M\u1ed9t m\u0169i t\u00ean ph\u1ee5 thu\u1ed9c cho th\u1ea5y m\u1ed9t g\u00f3i s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng t\u1eeb g\u00f3i kh\u00e1c. Gi\u1eef c\u00e1c m\u0169i t\u00ean n\u00e0y \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u. M\u1ed7i \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111i\u1ec3m ti\u1ec1m \u1ea9n c\u00f3 th\u1ec3 g\u00e2y l\u1ed7i.<\/p>\n

      \u0110\u1ea3m b\u1ea3o c\u00e1c ph\u1ee5 thu\u1ed9c ch\u1ea3y theo m\u1ed9t chi\u1ec1u khi c\u00f3 th\u1ec3. V\u00ed d\u1ee5, g\u00f3i G\u00f3i UI<\/em> c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i G\u00f3i logic kinh doanh<\/em>, nh\u01b0ng g\u00f3i G\u00f3i logic kinh doanh<\/em> kh\u00f4ng n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i G\u00f3i UI<\/em>. \u0110i\u1ec1u n\u00e0y ng\u0103n ch\u1eb7n logic c\u1ed1t l\u00f5i b\u1ecb r\u00e0ng bu\u1ed9c v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec3n th\u1ecb c\u1ee5 th\u1ec3.<\/p>\n

      4. Xem x\u00e9t v\u00e0 tinh ch\u1ec9nh<\/h3>\n

      Khi s\u01a1 \u0111\u1ed3 ban \u0111\u1ea7u ho\u00e0n th\u00e0nh, h\u00e3y xem x\u00e9t c\u00f9ng \u0111\u1ed9i nh\u00f3m. T\u00ecm ki\u1ebfm c\u00e1c ph\u1ee5 thu\u1ed9c v\u00f2ng tr\u00f2n. M\u1ed9t ph\u1ee5 thu\u1ed9c v\u00f2ng tr\u00f2n x\u1ea3y ra khi G\u00f3i A ph\u1ee5 thu\u1ed9c v\u00e0o G\u00f3i B, v\u00e0 G\u00f3i B ph\u1ee5 thu\u1ed9c v\u00e0o G\u00f3i A. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra s\u1ef1 li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd khi\u1ebfn vi\u1ec7c ki\u1ec3m th\u1eed v\u00e0 tri\u1ec3n khai tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/p>\n

      Tinh ch\u1ec9nh c\u1ea5u tr\u00fac cho \u0111\u1ebfn khi c\u00e1c ph\u1ee5 thu\u1ed9c t\u1ea1o th\u00e0nh m\u1ed9t \u0111\u1ed3 th\u1ecb c\u00f3 h\u01b0\u1edbng kh\u00f4ng chu tr\u00ecnh. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 d\u1eef li\u1ec7u r\u00f5 r\u00e0ng trong h\u1ec7 th\u1ed1ng.<\/p>\n

      \ud83d\udd04 C\u00e1c m\u1eabu ki\u1ebfn tr\u00fac ph\u1ed5 bi\u1ebfn<\/h2>\n

      Kh\u00f4ng c\u00f3 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 c\u1ea5u tr\u00fac m\u1ed9t h\u1ec7 th\u1ed1ng, nh\u01b0ng m\u1ed9t s\u1ed1 m\u1eabu \u0111\u00e3 ch\u1ee9ng minh hi\u1ec7u qu\u1ea3 theo th\u1eddi gian. Vi\u1ec7c ch\u1ecdn m\u1eabu ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n

      Ki\u1ebfn tr\u00fac l\u1edbp<\/h3>\n

      \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u1ea5u tr\u00fac ph\u1ed5 bi\u1ebfn nh\u1ea5t. N\u00f3 t\u1ed5 ch\u1ee9c h\u1ec7 th\u1ed1ng th\u00e0nh c\u00e1c l\u1edbp ngang, ch\u1eb3ng h\u1ea1n nh\u01b0 Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng, Logic kinh doanh v\u00e0 Truy c\u1eadp d\u1eef li\u1ec7u.<\/p>\n

        \n
      • L\u1edbp tr\u00ean:<\/strong>X\u1eed l\u00fd t\u01b0\u01a1ng t\u00e1c v\u00e0 \u0111\u1ea7u v\u00e0o t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/li>\n
      • L\u1edbp gi\u1eefa:<\/strong>Ch\u1ee9a c\u00e1c quy t\u1eafc kinh doanh c\u1ed1t l\u00f5i v\u00e0 x\u1eed l\u00fd.<\/li>\n
      • L\u1edbp d\u01b0\u1edbi:<\/strong>Qu\u1ea3n l\u00fd vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

        M\u1ed7i l\u1edbp ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp b\u00ean d\u01b0\u1edbi n\u00f3. S\u1ef1 t\u00e1ch bi\u1ec7t n\u00e0y gi\u00fap vi\u1ec7c thay \u0111\u1ed5i c\u00f4ng ngh\u1ec7 tr\u1edf n\u00ean d\u1ec5 d\u00e0ng. V\u00ed d\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c quy t\u1eafc kinh doanh.<\/p>\n

        Ki\u1ebfn tr\u00fac module<\/h3>\n

        \u1ede \u0111\u00e2y, h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c module \u0111\u1ed9c l\u1eadp. M\u1ed7i module ch\u1ee9a to\u00e0n b\u1ed9 nh\u1eefng g\u00ec c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3, bao g\u1ed3m c\u1ea3 d\u1eef li\u1ec7u v\u00e0 logic ri\u00eang c\u1ee7a n\u00f3.<\/p>\n

          \n
        • T\u1ef1 ch\u1ee9a \u0111\u1ef1ng:<\/strong>C\u00e1c module kh\u00f4ng chia s\u1ebb tr\u1ea1ng th\u00e1i n\u1ed9i b\u1ed9 v\u1edbi c\u00e1c module kh\u00e1c.<\/li>\n
        • Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c:<\/strong>Giao ti\u1ebfp di\u1ec5n ra th\u00f4ng qua c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng.<\/li>\n
        • Kh\u1ea3 n\u0103ng thay th\u1ebf:<\/strong>M\u1ed9t module c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay th\u1ebf ho\u00e0n to\u00e0n mi\u1ec5n l\u00e0 giao di\u1ec7n v\u1eabn gi\u1eef nguy\u00ean.<\/li>\n<\/ul>\n

          Thi\u1ebft k\u1ebf h\u01b0\u1edbng mi\u1ec1n (DDD)<\/h3>\n

          C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y t\u1eadp trung m\u1ea1nh v\u00e0o mi\u1ec1n kinh doanh. C\u00e1c g\u00f3i \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c xung quanh c\u00e1c kh\u00e1i ni\u1ec7m kinh doanh thay v\u00ec c\u00e1c l\u1edbp k\u1ef9 thu\u1eadt.<\/p>\n

            \n
          • C\u00e1c g\u1ed1c t\u1eadp h\u1ee3p:<\/strong>Nh\u00f3m c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng li\u00ean quan \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t.<\/li>\n
          • Gi\u1edbi h\u1ea1n ng\u1eef c\u1ea3nh:<\/strong>X\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng n\u01a1i m\u1ed9t kh\u00e1i ni\u1ec7m kinh doanh k\u1ebft th\u00fac v\u00e0 kh\u00e1i ni\u1ec7m kinh doanh kh\u00e1c b\u1eaft \u0111\u1ea7u.<\/li>\n
          • Ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn:<\/strong>T\u00ean g\u00f3i ph\u1ea3n \u00e1nh thu\u1eadt ng\u1eef c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia kinh doanh s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n

            \ud83d\udd17 Qu\u1ea3n l\u00fd ph\u1ee5 thu\u1ed9c<\/h2>\n

            C\u00e1c ph\u1ee5 thu\u1ed9c l\u00e0 huy\u1ebft m\u1ea1ch c\u1ee7a c\u1ea5u tr\u00fac g\u00f3i, nh\u01b0ng ch\u00fang c\u0169ng c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh g\u00e1nh n\u1eb7ng n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Vi\u1ec7c qu\u1ea3n l\u00fd ch\u00fang \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt v\u00e0 c\u00e1c quy t\u1eafc r\u00f5 r\u00e0ng.<\/p>\n

            Quy t\u1eafc ph\u1ee5 thu\u1ed9c<\/h3>\n

            Quy t\u1eafc n\u00e0y n\u00eau r\u1eb1ng c\u00e1c ph\u1ee5 thu\u1ed9c m\u00e3 ngu\u1ed3n ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p h\u01b0\u1edbng v\u00e0o b\u00ean trong. N\u00f3i c\u00e1ch kh\u00e1c, c\u00e1c module c\u1ea5p cao kh\u00f4ng \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c module c\u1ea5p th\u1ea5p. C\u00e1c module c\u1ea5p th\u1ea5p ph\u1ea3i \u0111\u1ed9c l\u1eadp v\u1edbi c\u00e1c module c\u1ea5p cao.<\/p>\n

            \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 tr\u00f4ng ng\u01b0\u1ee3c l\u1ea1i tr\u1ef1c gi\u00e1c, nh\u01b0ng n\u00f3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng logic kinh doanh c\u1ed1t l\u00f5i v\u1eabn \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c c\u01a1 s\u1edf d\u1eef li\u1ec7u thay \u0111\u1ed5i. N\u00f3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng kh\u1ecfi s\u1ef1 b\u1ea5t \u1ed5n \u1edf c\u00e1c khu v\u1ef1c ph\u1ee5 tr\u1ee3.<\/p>\n

            T\u00e1ch bi\u1ec7t giao di\u1ec7n<\/h3>\n

            Kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t giao di\u1ec7n m\u00e0 b\u1ea1n kh\u00f4ng s\u1eed d\u1ee5ng. N\u1ebfu m\u1ed9t g\u00f3i c\u1ea7n d\u1eef li\u1ec7u t\u1eeb m\u1ed9t g\u00f3i kh\u00e1c, h\u00e3y \u0111\u1ecbnh ngh\u0129a m\u1ed9t giao di\u1ec7n c\u1ee5 th\u1ec3 cho d\u1eef li\u1ec7u \u0111\u00f3. Kh\u00f4ng ti\u1ebft l\u1ed9 to\u00e0n b\u1ed9 g\u00f3i. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ti\u1ec1m \u1ea9n l\u1ed7i.<\/p>\n

            Tr\u00e1nh c\u00e1c ph\u1ee5 thu\u1ed9c v\u00f2ng<\/h3>\n

            C\u00e1c ph\u1ee5 thu\u1ed9c v\u00f2ng l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u \u0111\u1ecf l\u1edbn trong s\u01a1 \u0111\u1ed3 g\u00f3i. Ch\u00fang t\u1ea1o ra t\u00ecnh hu\u1ed1ng m\u00e0 c\u1ea3 hai g\u00f3i \u0111\u1ec1u kh\u00f4ng th\u1ec3 bi\u00ean d\u1ecbch ho\u1eb7c ki\u1ec3m th\u1eed m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn nhau.<\/p>\n

            \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y:<\/p>\n

              \n
            • Gi\u1edbi thi\u1ec7u m\u1ed9t giao di\u1ec7n:<\/strong>T\u1ea1o m\u1ed9t g\u00f3i m\u1edbi ch\u1ee9a \u0111\u1ecbnh ngh\u0129a giao di\u1ec7n. C\u1ea3 hai g\u00f3i ban \u0111\u1ea7u \u0111\u1ec1u c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i m\u1edbi n\u00e0y.<\/li>\n
            • Tr\u00edch xu\u1ea5t logic chung:<\/strong>Chuy\u1ec3n ch\u1ee9c n\u0103ng chung v\u00e0o m\u1ed9t g\u00f3i th\u1ee9 ba m\u00e0 c\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 truy c\u1eadp.<\/li>\n
            • Thi\u1ebft k\u1ebf l\u1ea1i:<\/strong>\u0110\u00f4i khi, nhu c\u1ea7u v\u1ec1 ph\u1ee5 thu\u1ed9c v\u00f2ng cho th\u1ea5y m\u1ed9t l\u1ed7i thi\u1ebft k\u1ebf. C\u00e1c ranh gi\u1edbi c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c v\u1ebd l\u1ea1i.<\/li>\n<\/ul>\n

              \ud83d\udccb Danh s\u00e1ch ki\u1ec3m tra c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t<\/h2>\n

              S\u1eed d\u1ee5ng danh s\u00e1ch ki\u1ec3m tra n\u00e0y \u0111\u1ec3 x\u00e1c minh c\u1ea5u tr\u00fac g\u00f3i c\u1ee7a b\u1ea1n trong qu\u00e1 tr\u00ecnh xem x\u00e9t.<\/p>\n\n\n\n\n\n\n\n\n\n
              Ti\u00eau ch\u00ed<\/th>\nM\u00f4 t\u1ea3<\/th>\nT\u1ea1i sao \u0111i\u1ec1u \u0111\u00f3 quan tr\u1ecdng<\/th>\n<\/tr>\n<\/thead>\n
              Li\u00ean k\u1ebft cao<\/strong><\/td>\nC\u00e1c th\u00e0nh ph\u1ea7n trong m\u1ed9t g\u00f3i c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi nhau.<\/td>\nVi\u1ec7c thay \u0111\u1ed5i m\u1ed9t th\u00e0nh ph\u1ea7n \u00edt c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m h\u1ecfng c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c trong c\u00f9ng m\u1ed9t g\u00f3i.<\/td>\n<\/tr>\n
              Li\u00ean k\u1ebft th\u1ea5p<\/strong><\/td>\nC\u00e1c g\u00f3i ph\u1ee5 thu\u1ed9c t\u1ed1i thi\u1ec3u v\u00e0o nhau.<\/td>\nGi\u1ea3m hi\u1ec7u \u1ee9ng lan truy\u1ec1n c\u1ee7a c\u00e1c thay \u0111\u1ed5i trong to\u00e0n h\u1ec7 th\u1ed1ng.<\/td>\n<\/tr>\n
              T\u00ean r\u00f5 r\u00e0ng<\/strong><\/td>\nT\u00ean g\u00f3i m\u00f4 t\u1ea3 r\u00f5 m\u1ee5c \u0111\u00edch c\u1ee7a ch\u00fang.<\/td>\nC\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u v\u00e0 qu\u00e1 tr\u00ecnh l\u00e0m quen cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n m\u1edbi.<\/td>\n<\/tr>\n
              Kh\u00f4ng c\u00f3 v\u00f2ng l\u1eb7p<\/strong><\/td>\nC\u00e1c ph\u1ee5 thu\u1ed9c t\u1ea1o th\u00e0nh \u0111\u1ed3 th\u1ecb c\u00f3 h\u01b0\u1edbng m\u00e0 kh\u00f4ng c\u00f3 v\u00f2ng l\u1eb7p.<\/td>\n\u0110\u1ea3m b\u1ea3o quy tr\u00ecnh x\u00e2y d\u1ef1ng \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m th\u1eed.<\/td>\n<\/tr>\n
              Ranh gi\u1edbi r\u00f5 r\u00e0ng<\/strong><\/td>\nC\u00e1c giao di\u1ec7n gi\u1eefa c\u00e1c g\u00f3i l\u00e0 r\u00f5 r\u00e0ng.<\/td>\nNg\u0103n ch\u1eb7n c\u00e1c ph\u1ee5 thu\u1ed9c \u1ea9n g\u00e2y ra l\u1ed7i th\u1eddi gian ch\u1ea1y.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

              \ud83d\udea7 Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/h2>\n

              Ngay c\u1ea3 nh\u1eefng ki\u1ebfn tr\u00fac s\u01b0 c\u00f3 kinh nghi\u1ec7m c\u0169ng c\u00f3 th\u1ec3 m\u1eafc sai l\u1ea7m khi thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng. Vi\u1ec7c nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn s\u1ebd gi\u00fap b\u1ea1n tr\u00e1nh \u0111\u01b0\u1ee3c ch\u00fang.<\/p>\n

              Qu\u00e1 m\u1ee9c thi\u1ebft k\u1ebf<\/h3>\n

              \u0110\u1eebng t\u1ea1o c\u00e1c g\u00f3i ch\u1ec9 \u0111\u1ec3 c\u00f3 ch\u00fang. N\u1ebfu h\u1ec7 th\u1ed1ng nh\u1ecf, m\u1ed9t g\u00f3i duy nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ee7. Vi\u1ec7c t\u1ea1o ra s\u1ef1 ph\u00e2n m\u1ea3nh kh\u00f4ng c\u1ea7n thi\u1ebft s\u1ebd l\u00e0m t\u0103ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p m\u00e0 kh\u00f4ng mang l\u1ea1i gi\u00e1 tr\u1ecb. \u0110i\u1ec1u ch\u1ec9nh c\u1ea5u tr\u00fac theo quy m\u00f4 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

              S\u1ef1 nh\u1ea7m l\u1eabn v\u1ec1 t\u00ean g\u1ecdi<\/h3>\n

              Nh\u1eefng t\u00ean nh\u01b0 Utils<\/em>, Helpers<\/em>, ho\u1eb7c Common<\/em>th\u01b0\u1eddng b\u1ecb l\u1ea1m d\u1ee5ng. Nh\u1eefng g\u00f3i n\u00e0y th\u01b0\u1eddng tr\u1edf th\u00e0nh th\u00f9ng r\u00e1c n\u01a1i m\u00e0 m\u00e3 ngu\u1ed3n kh\u00f4ng li\u00ean quan \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o. \u0110\u1eb7t t\u00ean c\u1ee5 th\u1ec3 cho c\u00e1c g\u00f3i, ph\u1ea3n \u00e1nh \u0111\u00fang tr\u00e1ch nhi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.<\/p>\n

              B\u1ecf qua vi\u1ec7c t\u00e1i c\u1ea5u tr\u00fac<\/h3>\n

              C\u1ea5u tr\u00fac g\u00f3i d\u1ea7n b\u1ecb l\u1ec7ch. Khi th\u00eam t\u00ednh n\u0103ng, c\u00e1c ranh gi\u1edbi ban \u0111\u1ea7u c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n h\u1ee3p l\u00fd. L\u00ean l\u1ecbch ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 s\u01a1 \u0111\u1ed3 g\u00f3i. N\u1ebfu m\u1ed9t g\u00f3i tr\u1edf n\u00ean qu\u00e1 l\u1edbn ho\u1eb7c qu\u00e1 ph\u1ee9c t\u1ea1p, h\u00e3y chia nh\u1ecf n\u00f3. N\u1ebfu qu\u00e1 nh\u1ecf, h\u00e3y g\u1ed9p n\u00f3 v\u1edbi m\u1ed9t g\u00f3i li\u00ean quan.<\/p>\n

              \ud83d\udd0d X\u1eed l\u00fd c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn<\/h2>\n

              Khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn, b\u1ea1n s\u1ebd g\u1eb7p ph\u1ea3i nh\u1eefng v\u1ea5n \u0111\u1ec1 c\u1ea7n s\u1ef1 ch\u00fa \u00fd \u0111\u1eb7c bi\u1ec7t.<\/p>\n

              V\u1ea5n \u0111\u1ec1: G\u00f3i Th\u1ea7n<\/h3>\n

              \u0110\u00f4i khi, m\u1ed9t g\u00f3i duy nh\u1ea5t ch\u1ee9a h\u00e0ng tr\u0103m l\u1edbp. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra v\u00ec \u0111\u1ed9i ng\u0169 s\u1ee3 ph\u1ea3i chia nh\u1ecf tr\u00e1ch nhi\u1ec7m.<\/p>\n

              Gi\u1ea3i ph\u00e1p:<\/strong> X\u00e1c \u0111\u1ecbnh c\u00e1c mi\u1ec1n con b\u00ean trong g\u00f3i. T\u1ea1o c\u00e1c g\u00f3i con cho t\u1eebng mi\u1ec1n con. Di chuy\u1ec3n c\u00e1c l\u1edbp t\u01b0\u01a1ng \u1ee9ng. \u0110\u1ea3m b\u1ea3o c\u1ea5u tr\u00fac m\u1edbi l\u00e0m gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i g\u1ed1c.<\/p>\n

              V\u1ea5n \u0111\u1ec1: Chu\u1ed7i ph\u1ee5 thu\u1ed9c s\u00e2u<\/h3>\n

              M\u1ed9t thay \u0111\u1ed5i \u1edf g\u00f3i \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t y\u00eau c\u1ea7u c\u1eadp nh\u1eadt \u1edf m\u01b0\u1eddi g\u00f3i kh\u00e1c ph\u00eda tr\u00ean n\u00f3. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y vi ph\u1ea1m quy t\u1eafc ph\u1ee5 thu\u1ed9c.<\/p>\n

              Gi\u1ea3i ph\u00e1p:<\/strong> Th\u00eam m\u1ed9t l\u1edbp tr\u1eebu t\u01b0\u1ee3ng. T\u1ea1o m\u1ed9t giao di\u1ec7n m\u00e0 c\u00e1c g\u00f3i ph\u00eda tr\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o, v\u00e0 g\u00f3i ph\u00eda d\u01b0\u1edbi th\u1ef1c hi\u1ec7n giao di\u1ec7n \u0111\u00f3. \u0110i\u1ec1u n\u00e0y b\u1ea3o v\u1ec7 c\u00e1c l\u1edbp ph\u00eda tr\u00ean kh\u1ecfi nh\u1eefng thay \u0111\u1ed5i \u1edf c\u00e1c l\u1edbp ph\u00eda d\u01b0\u1edbi.<\/p>\n

              V\u1ea5n \u0111\u1ec1: Ph\u1ee5 thu\u1ed9c \u1ea9n<\/h3>\n

              M\u00e3 ngu\u1ed3n s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng kh\u00f4ng hi\u1ec3n th\u1ecb trong s\u01a1 \u0111\u1ed3 g\u00f3i. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra khi chi ti\u1ebft tri\u1ec3n khai n\u1ed9i b\u1ed9 b\u1ecb ti\u1ebft l\u1ed9.<\/p>\n

              Gi\u1ea3i ph\u00e1p:<\/strong> Th\u1ef1c thi nghi\u00eam ng\u1eb7t c\u00e1c quy t\u1eafc hi\u1ec3n th\u1ecb. Ch\u1ec9 xu\u1ea5t kh\u1ea9u c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 c\u00f4ng khai. Gi\u1eef c\u00e1c l\u1edbp n\u1ed9i b\u1ed9 ri\u00eang t\u01b0 trong g\u00f3i.<\/p>\n

              \ud83d\udcc8 T\u00edch h\u1ee3p v\u1edbi t\u00e0i li\u1ec7u<\/h2>\n

              S\u01a1 \u0111\u1ed3 g\u00f3i ch\u1ec9 c\u00f3 \u00edch n\u1ebfu lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt. N\u1ebfu m\u00e3 ngu\u1ed3n thay \u0111\u1ed5i nh\u01b0ng s\u01a1 \u0111\u1ed3 kh\u00f4ng thay \u0111\u1ed5i, n\u00f3 s\u1ebd tr\u1edf n\u00ean g\u00e2y hi\u1ec3u l\u1ea7m. H\u00e3y t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 v\u00e0o quy tr\u00ecnh t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n

                \n
              • Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n:<\/strong>Xem c\u00e1c t\u1ec7p s\u01a1 \u0111\u1ed3 nh\u01b0 m\u00e3 ngu\u1ed3n. G\u1eedi thay \u0111\u1ed5i v\u00e0o kho l\u01b0u tr\u1eef c\u00f9ng m\u1ed7i y\u00eau c\u1ea7u k\u00e9o (pull request).<\/li>\n
              • T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong>S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 t\u1eeb c\u00e1c ch\u00fa th\u00edch m\u00e3 ngu\u1ed3n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o b\u1ea3n \u0111\u1ed3 tr\u1ef1c quan lu\u00f4n kh\u1edbp v\u1edbi ngu\u1ed3n g\u1ed1c.<\/li>\n
              • Truy c\u1eadp:<\/strong>\u0110\u1ea3m b\u1ea3o c\u00e1c s\u01a1 \u0111\u1ed3 c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c b\u1edfi to\u00e0n b\u1ed9 \u0111\u1ed9i ng\u0169. \u0110\u1eb7t ch\u00fang trong c\u01a1 s\u1edf tri th\u1ee9c chung ho\u1eb7c wiki.<\/li>\n<\/ul>\n

                T\u00e0i li\u1ec7u kh\u00f4ng n\u00ean l\u00e0 m\u1ed9t ho\u1ea1t \u0111\u1ed9ng ri\u00eang bi\u1ec7t. N\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh ph\u00e1t tri\u1ec3n. Khi m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n th\u00eam t\u00ednh n\u0103ng m\u1edbi, h\u1ecd n\u00ean c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 g\u00f3i n\u1ebfu c\u1ea5u tr\u00fac thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y gi\u00fap duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n ki\u1ebfn tr\u00fac.<\/p>\n

                \ud83e\udde9 Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng<\/h2>\n

                C\u1ea5u tr\u00fac c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn l\u00e0 m\u1ed9t n\u1ed7 l\u1ef1c li\u00ean t\u1ee5c. N\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c h\u1ea1n ch\u1ebf k\u1ef9 thu\u1eadt v\u1edbi m\u1ee5c ti\u00eau kinh doanh. S\u01a1 \u0111\u1ed3 g\u00f3i UML \u0111\u00f3ng vai tr\u00f2 l\u00e0 b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf cho n\u1ed7 l\u1ef1c n\u00e0y. Ch\u00fang cung c\u1ea5p m\u1ed9t ng\u00f4n ng\u1eef chung cho \u0111\u1ed9i ng\u0169 th\u1ea3o lu\u1eadn v\u1ec1 \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 qu\u1ea3n l\u00fd r\u1ee7i ro.<\/p>\n

                B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c nguy\u00ean t\u1eafc g\u1eafn k\u1ebft cao v\u00e0\u8026\u5408 th\u1ea5p, c\u00e1c \u0111\u1ed9i c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng v\u1eefng ch\u1eafc v\u00e0 linh ho\u1ea1t. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea1o ra m\u1ed9t s\u01a1 \u0111\u1ed3 ho\u00e0n h\u1ea3o ngay t\u1eeb l\u1ea7n \u0111\u1ea7u ti\u00ean, m\u00e0 l\u00e0 t\u1ea1o ra m\u1ed9t khung n\u1ec1n cho ph\u00e9p ph\u00e1t tri\u1ec3n. Khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n, s\u01a1 \u0111\u1ed3 c\u0169ng n\u00ean ph\u00e1t tri\u1ec3n theo, ph\u1ea3n \u00e1nh tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i c\u1ee7a ki\u1ebfn tr\u00fac.<\/p>\n

                H\u00e3y nh\u1edb r\u1eb1ng c\u00f4ng c\u1ee5 ch\u1ec9 l\u00e0 tr\u1ee3 gi\u00fap, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p. Gi\u00e1 tr\u1ecb n\u1eb1m \u1edf qu\u00e1 tr\u00ecnh suy ngh\u0129 \u0111\u1eb1ng sau s\u01a1 \u0111\u1ed3. H\u00e3y d\u00e0nh th\u1eddi gian \u0111\u1ec3 hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n. H\u1ecfi l\u1ea1i m\u1ecdi ph\u1ee5 thu\u1ed9c. N\u1ed7 l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 r\u00f5 r\u00e0ng trong t\u00ean m\u1ed7i g\u00f3i. Nh\u1eefng th\u00f3i quen nh\u1ecf n\u00e0y d\u1eabn \u0111\u1ebfn nh\u1eefng c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 v\u1ec1 s\u1ee9c kh\u1ecfe h\u1ec7 th\u1ed1ng trong d\u00e0i h\u1ea1n.<\/p>\n

                B\u1eaft \u0111\u1ea7u v\u1edbi t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng, tinh ch\u1ec9nh qua t\u1eebng l\u1ea7n l\u1eb7p l\u1ea1i, v\u00e0 duy tr\u00ec b\u1eb1ng k\u1ef7 lu\u1eadt. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y \u0111\u1ea3m b\u1ea3o ki\u1ebfn tr\u00fac c\u1ee7a b\u1ea1n v\u1eabn l\u00e0 n\u1ec1n t\u1ea3ng cho s\u1ef1 ph\u00e1t tri\u1ec3n thay v\u00ec r\u00e0o c\u1ea3n cho ti\u1ebfn b\u1ed9.<\/p>\n","protected":false},"excerpt":{"rendered":"

                X\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng kh\u00f4ng ch\u1ec9 \u0111\u00f2i h\u1ecfi vi\u1ebft m\u00e3 hi\u1ec7u qu\u1ea3, m\u00e0 c\u00f2n c\u1ea7n m\u1ed9t t\u1ea7m nh\u00ecn ki\u1ebfn tr\u00fac r\u00f5 r\u00e0ng, c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng…<\/p>\n","protected":false},"author":1,"featured_media":1897,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"H\u01b0\u1edbng d\u1eabn s\u01a1 \u0111\u1ed3 g\u00f3i UML cho c\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng l\u1edbn","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch c\u1ea5u tr\u00fac c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m l\u1edbn b\u1eb1ng s\u01a1 \u0111\u1ed3 g\u00f3i UML. M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n, qu\u1ea3n l\u00fd ph\u1ee5 thu\u1ed9c v\u00e0 c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[79],"tags":[82,93],"class_list":["post-1896","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","tag-academic","tag-package-diagram"],"yoast_head":"\nH\u01b0\u1edbng d\u1eabn s\u01a1 \u0111\u1ed3 g\u00f3i UML cho c\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng l\u1edbn<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch c\u1ea5u tr\u00fac c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m l\u1edbn b\u1eb1ng s\u01a1 \u0111\u1ed3 g\u00f3i UML. 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