{"id":2035,"date":"2026-03-28T01:07:55","date_gmt":"2026-03-28T01:07:55","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/vn\/composite-structure-diagram-solver-boundary-ambiguities\/"},"modified":"2026-03-28T01:07:55","modified_gmt":"2026-03-28T01:07:55","slug":"composite-structure-diagram-solver-boundary-ambiguities","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/vn\/composite-structure-diagram-solver-boundary-ambiguities\/","title":{"rendered":"C\u00f4ng c\u1ee5 Gi\u1ea3i quy\u1ebft Bi\u1ec3u \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p: C\u00e1ch Gi\u1ea3i quy\u1ebft C\u00e1c S\u1ef1 Kh\u00f4ng r\u00f5 r\u00e0ng trong Ranh gi\u1edbi Th\u00e0nh ph\u1ea7n"},"content":{"rendered":"

Ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o c\u00e1c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u00e1c. Khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p, Bi\u1ec3u \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p (CSD) cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn chi ti\u1ebft v\u1ec1 c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a c\u00e1c ph\u00e2n lo\u1ea1i. Tuy nhi\u00ean, c\u00e1c ranh gi\u1edbi gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n th\u01b0\u1eddng tr\u1edf th\u00e0nh ngu\u1ed3n g\u1ed1c c\u1ee7a s\u1ef1 nh\u1ea7m l\u1eabn. Nh\u1eefng s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng trong c\u00e1c ranh gi\u1edbi n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7i th\u1ef1c hi\u1ec7n, th\u1ea5t b\u1ea1i trong t\u00edch h\u1ee3p v\u00e0 nh\u1eefng c\u01a1n \u00e1c m\u1ed9ng b\u1ea3o tr\u00ec. H\u01b0\u1edbng d\u1eabn n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u1ec1 vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e1c s\u1ef1 kh\u00f4ng ch\u1eafc ch\u1eafn v\u1ec1 c\u1ea5u tr\u00fac n\u00e0y b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a ti\u00eau chu\u1ea9n.<\/p>\n

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\"Cartoon<\/figure>\n<\/div>\n

Hi\u1ec3u c\u00e1c Kh\u00e1i ni\u1ec7m C\u1ed1t l\u00f5i \ud83c\udfd7\ufe0f<\/h2>\n

Bi\u1ec3u \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p l\u00e0 m\u1ed9t lo\u1ea1i bi\u1ec3u \u0111\u1ed3 chuy\u00ean bi\u1ec7t trong Ng\u00f4n ng\u1eef M\u00f4 h\u00ecnh h\u00f3a Th\u1ed1ng nh\u1ea5t (UML). N\u00f3 m\u00f4 t\u1ea3 s\u1ef1 s\u1eafp x\u1ebfp b\u00ean trong c\u1ee7a m\u1ed9t ph\u00e2n lo\u1ea1i v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c ph\u1ea7n c\u1ee7a n\u00f3. Kh\u00e1c v\u1edbi Bi\u1ec3u \u0111\u1ed3 L\u1edbp, t\u1eadp trung v\u00e0o c\u00e1c m\u1ed1i quan h\u1ec7 t\u0129nh, ho\u1eb7c Bi\u1ec3u \u0111\u1ed3 Chu\u1ed7i, t\u1eadp trung v\u00e0o h\u00e0nh vi \u0111\u1ed9ng, th\u00ec CSD t\u1eadp trung v\u00e0o vi\u1ec7c l\u1eafp r\u00e1p v\u1eadt l\u00fd v\u00e0 logic c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

Th\u00e1ch th\u1ee9c ch\u00ednh n\u1eb1m \u1edf vi\u1ec7c \u0111\u1ecbnh ngh\u0129aRanh gi\u1edbi Th\u00e0nh ph\u1ea7n<\/strong>. Ranh gi\u1edbi n\u00e0y \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t h\u1ee3p \u0111\u1ed3ng. N\u00f3 quy \u0111\u1ecbnh nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c ph\u01a1i b\u00e0y ra th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i v\u00e0 nh\u1eefng g\u00ec v\u1eabn \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i b\u00ean trong th\u00e0nh ph\u1ea7n. Khi ranh gi\u1edbi n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng, c\u00e1c v\u1ea5n \u0111\u1ec1 sau s\u1ebd ph\u00e1t sinh:<\/p>\n

    \n
  • S\u1ef1 nh\u1ea7m l\u1eabn v\u1ec1 Ph\u1ee5 thu\u1ed9c:<\/strong>C\u00e1c ph\u1ea7n b\u00ean trong th\u00e0nh ph\u1ea7n d\u1ef1a v\u00e0o c\u00e1c d\u1ecbch v\u1ee5 b\u00ean ngo\u00e0i kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 ch\u00ednh th\u1ee9c.<\/li>\n
  • S\u1ef1 kh\u00f4ng kh\u1edbp v\u1ec1 Giao di\u1ec7n:<\/strong>C\u00e1c giao di\u1ec7n y\u00eau c\u1ea7u kh\u00f4ng kh\u1edbp v\u1edbi c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p c\u1ee7a c\u00e1c ph\u1ea7n kh\u00e1c.<\/li>\n
  • R\u00f2 r\u1ec9 Logic:<\/strong>C\u00e1c chi ti\u1ebft th\u1ef1c hi\u1ec7n b\u00ean trong tr\u1edf n\u00ean hi\u1ec3n th\u1ecb \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi ti\u00eau d\u00f9ng b\u00ean ngo\u00e0i.<\/li>\n
  • L\u1ed7i Tri\u1ec3n khai:<\/strong>Vi\u1ec7c tri\u1ec3n khai v\u1eadt l\u00fd kh\u00f4ng kh\u1edbp v\u1edbi c\u1ea5u tr\u00fac logic.<\/li>\n<\/ul>\n

    \u0110\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 n\u00e0y, ng\u01b0\u1eddi ta ph\u1ea3i hi\u1ec3u c\u00e1c y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n c\u1ea5u th\u00e0nh n\u00ean ranh gi\u1edbi th\u00e0nh ph\u1ea7n. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y bao g\u1ed3m c\u00e1c ph\u1ea7n, c\u1ed5ng, giao di\u1ec7n v\u00e0 b\u1ed9 k\u1ebft n\u1ed1i.<\/p>\n

    Gi\u1ea3i ph\u1eabu c\u1ee7a Ranh gi\u1edbi Th\u00e0nh ph\u1ea7n \ud83d\udd0d<\/h2>\n

    Tr\u01b0\u1edbc khi s\u1eeda ch\u1eefa c\u00e1c s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng, ch\u00fang ta ph\u1ea3i \u0111\u1ecbnh ngh\u0129a nh\u1eefng g\u00ec c\u1ea5u th\u00e0nh n\u00ean m\u1ed9t ranh gi\u1edbi. Trong m\u00f4 h\u00ecnh h\u00f3a UML, m\u1ed9t th\u00e0nh ph\u1ea7n l\u00e0 m\u1ed9t ph\u1ea7n c\u00f3 t\u00ednh m\u00f4-\u0111un v\u00e0 c\u00f3 th\u1ec3 thay th\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng. Ranh gi\u1edbi l\u00e0 giao di\u1ec7n th\u00f4ng qua \u0111\u00f3 th\u00e0nh ph\u1ea7n giao ti\u1ebfp.<\/p>\n

    1. C\u00e1c Ph\u1ea7n v\u00e0 Vai tr\u00f2<\/h3>\n

    C\u00e1c ph\u1ea7n l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong c\u1ea5u th\u00e0nh n\u00ean c\u1ea5u tr\u00fac t\u1ed5ng h\u1ee3p. M\u1ed7i ph\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t vai tr\u00f2 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a. M\u1ed9t vai tr\u00f2 x\u00e1c \u0111\u1ecbnh h\u00e0nh vi mong \u0111\u1ee3i c\u1ee7a ph\u1ea7n \u0111\u00f3 trong ng\u1eef c\u1ea3nh c\u1ee7a c\u1ea5u tr\u00fac t\u1ed5ng h\u1ee3p. N\u1ebfu m\u1ed9t ph\u1ea7n kh\u00f4ng c\u00f3 vai tr\u00f2, th\u00ec k\u1ebft n\u1ed1i c\u1ee7a n\u00f3 v\u1edbi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng s\u1ebd kh\u00f4ng r\u00f5 r\u00e0ng.<\/p>\n

      \n
    • Ki\u1ec3u h\u00f3a M\u1ea1nh:<\/strong>\u0110\u1ea3m b\u1ea3o m\u1ed7i ph\u1ea7n \u0111\u01b0\u1ee3c g\u00e1n ki\u1ec3u v\u1edbi m\u1ed9t ph\u00e2n lo\u1ea1i c\u1ee5 th\u1ec3.<\/li>\n
    • B\u1ed9i s\u1ed1:<\/strong>X\u00e1c \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng c\u00e1c th\u1ec3 hi\u1ec7n c\u1ee7a m\u1ed9t ph\u1ea7n c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong ranh gi\u1edbi (v\u00ed d\u1ee5: m\u1ed9t-nhi\u1ec1u).<\/li>\n
    • Quy\u1ec1n s\u1edf h\u1eefu:<\/strong>L\u00e0m r\u00f5 xem ph\u1ea7n \u0111\u00f3 thu\u1ed9c s\u1edf h\u1eefu c\u1ee7a c\u1ea5u tr\u00fac t\u1ed5ng h\u1ee3p hay \u0111\u01b0\u1ee3c chia s\u1ebb v\u1edbi c\u00e1c c\u1ea5u tr\u00fac t\u1ed5ng h\u1ee3p kh\u00e1c.<\/li>\n<\/ul>\n

      2. C\u1ed5ng v\u00e0 Giao di\u1ec7n<\/h3>\n

      C\u1ed5ng l\u00e0 c\u00e1c \u0111i\u1ec3m t\u01b0\u01a1ng t\u00e1c. Ch\u00fang l\u00e0 c\u00e1c c\u1ed5ng qua \u0111\u00f3 c\u00e1c th\u00f4ng \u0111i\u1ec7p \u0111i v\u00e0o ho\u1eb7c r\u1eddi kh\u1ecfi th\u00e0nh ph\u1ea7n. C\u00e1c giao di\u1ec7n x\u00e1c \u0111\u1ecbnh t\u1eadp h\u1ee3p c\u00e1c thao t\u00e1c c\u00f3 s\u1eb5n t\u1ea1i c\u1ed5ng \u0111\u00f3.<\/p>\n

        \n
      • Giao di\u1ec7n \u0110\u01b0\u1ee3c Cung c\u1ea5p:<\/strong>C\u00e1c thao t\u00e1c m\u00e0 th\u00e0nh ph\u1ea7n cung c\u1ea5p cho th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i.<\/li>\n
      • C\u00e1c giao di\u1ec7n b\u1eaft bu\u1ed9c:<\/strong>C\u00e1c ho\u1ea1t \u0111\u1ed9ng m\u00e0 th\u00e0nh ph\u1ea7n c\u1ea7n t\u1eeb th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i.<\/li>\n
      • C\u00e1c c\u1ed5ng n\u1ed9i b\u1ed9:<\/strong>C\u00e1c k\u1ebft n\u1ed1i ho\u00e0n to\u00e0n n\u1eb1m trong ranh gi\u1edbi.<\/li>\n<\/ul>\n

        S\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng th\u01b0\u1eddng x\u1ea3y ra khi m\u1ed9t ph\u1ea7n t\u01b0\u01a1ng t\u00e1c v\u1edbi th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i m\u00e0 kh\u00f4ng \u0111i qua m\u1ed9t c\u1ed5ng. \u0110i\u1ec1u n\u00e0y l\u00e0m v\u00f4 hi\u1ec7u h\u00f3a h\u1ee3p \u0111\u1ed3ng ranh gi\u1edbi. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, t\u1ea5t c\u1ea3 c\u00e1c t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh tuy\u1ebfn qua c\u00e1c c\u1ed5ng r\u00f5 r\u00e0ng.<\/p>\n

        C\u00e1c s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng ph\u1ed5 bi\u1ebfn v\u00e0 chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3i quy\u1ebft \ud83d\udee0\ufe0f<\/h2>\n

        C\u00e1c nh\u00e0 m\u00f4 h\u00ecnh h\u00f3a th\u01b0\u1eddng xuy\u00ean g\u1eb7p ph\u1ea3i c\u00e1c t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3 m\u00e0 \u0111\u1ecbnh ngh\u0129a ranh gi\u1edbi tr\u1edf n\u00ean kh\u00f4ng r\u00f5 r\u00e0ng. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y n\u00eau ra c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n\n\n\n\n\n\n
        Lo\u1ea1i s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng<\/th>\nM\u00f4 t\u1ea3<\/th>\nChi\u1ebfn l\u01b0\u1ee3c gi\u1ea3i quy\u1ebft<\/th>\n<\/tr>\n<\/thead>\n
        Tr\u1ea1ng th\u00e1i chia s\u1ebb<\/strong><\/td>\nNhi\u1ec1u ph\u1ea7n truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0o c\u00f9ng m\u1ed9t kho d\u1eef li\u1ec7u.<\/td>\n\u0110\u00f3ng g\u00f3i kho d\u1eef li\u1ec7u trong m\u1ed9t ph\u1ea7n duy nh\u1ea5t v\u00e0 cung c\u1ea5p n\u00f3 th\u00f4ng qua m\u1ed9t giao di\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/td>\n<\/tr>\n
        K\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp<\/strong><\/td>\nC\u00e1c ph\u1ea7n k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p kh\u00e1c m\u00e0 kh\u00f4ng qua c\u1ed5ng.<\/td>\nCh\u00e8n m\u1ed9t c\u1ed5ng tr\u00ean ranh gi\u1edbi c\u1ee7a th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p v\u00e0 \u0111\u1ecbnh tuy\u1ebfn k\u1ebft n\u1ed1i qua c\u1ed5ng \u0111\u00f3.<\/td>\n<\/tr>\n
        K\u1ebf th\u1eeba giao di\u1ec7n<\/strong><\/td>\nM\u1ed9t ph\u1ea7n y\u00eau c\u1ea7u m\u1ed9t giao di\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u1edf c\u1ea5p th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p.<\/td>\n\u0110\u1ea3m b\u1ea3o r\u1eb1ng th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p y\u00eau c\u1ea7u giao di\u1ec7n \u0111\u00f3, ho\u1eb7c \u1ee7y quy\u1ec1n y\u00eau c\u1ea7u n\u00e0y cho m\u1ed9t ph\u1ea7n c\u1ee5 th\u1ec3.<\/td>\n<\/tr>\n
        V\u01b0\u1ee3t qua ranh gi\u1edbi<\/strong><\/td>\nM\u1ed9t b\u1ed9 k\u1ebft n\u1ed1i v\u01b0\u1ee3t qua \u0111\u01b0\u1eddng ranh gi\u1edbi m\u00e0 kh\u00f4ng c\u00f3 c\u1ed5ng.<\/td>\nV\u1ebd l\u1ea1i b\u1ed9 k\u1ebft n\u1ed1i \u0111\u1ec3 k\u1ebft th\u00fac t\u1ea1i m\u1ed9t n\u00fat c\u1ed5ng tr\u00ean ranh gi\u1edbi.<\/td>\n<\/tr>\n
        R\u00f2 r\u1ec9 tri\u1ec3n khai<\/strong><\/td>\nC\u00e1c ph\u1ee5 thu\u1ed9c l\u1edbp n\u1ed9i b\u1ed9 b\u1ecb ph\u01a1i b\u00e0y d\u01b0\u1edbi d\u1ea1ng c\u00f4ng khai.<\/td>\nChuy\u1ec3n c\u00e1c l\u1edbp n\u1ed9i b\u1ed9 sang g\u00f3i ri\u00eang t\u01b0 ho\u1eb7c ng\u0103n n\u1ed9i b\u1ed9.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Gi\u1ea3i quy\u1ebft c\u00e1c xung \u0111\u1ed9t giao di\u1ec7n v\u00e0 c\u1ed5ng \u26a1<\/h2>\n

        M\u1ed9t trong nh\u1eefng ngu\u1ed3n g\u1ed1c dai d\u1eb3ng nh\u1ea5t c\u1ee7a s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng l\u00e0 s\u1ef1 kh\u00f4ng kh\u1edbp gi\u1eefa nh\u1eefng g\u00ec m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ea7n v\u00e0 nh\u1eefng g\u00ec n\u00f3 cung c\u1ea5p. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra trong c\u00e1c h\u1ec7 th\u1ed1ng quy m\u00f4 l\u1edbn n\u01a1i nhi\u1ec1u nh\u00f3m l\u00e0m vi\u1ec7c tr\u00ean c\u00e1c ph\u1ea7n kh\u00e1c nhau c\u1ee7a ki\u1ebfn tr\u00fac.<\/p>\n

        Nguy\u00ean t\u1eafc h\u1ee3p \u0111\u1ed3ng<\/h3>\n

        M\u1ed7i c\u1ed5ng \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u1ee3p \u0111\u1ed3ng. N\u1ebfu m\u1ed9t c\u1ed5ng \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0 b\u1eaft bu\u1ed9c, th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng n\u00f3 s\u1ebd t\u00ecm th\u1ea5y m\u1ed9t tri\u1ec3n khai t\u1eeb b\u00ean ngo\u00e0i. N\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0 \u0111\u01b0\u1ee3c cung c\u1ea5p, th\u00e0nh ph\u1ea7n t\u1ed5ng h\u1ee3p h\u1ee9a s\u1ebd tri\u1ec3n khai n\u00f3. S\u1ef1 nh\u1ea7m l\u1eabn x\u1ea3y ra khi:<\/p>\n

          \n
        • M\u1ed9t giao di\u1ec7n b\u1eaft bu\u1ed9c qu\u00e1 chung chung, cho ph\u00e9p b\u1ea5t k\u1ef3 tri\u1ec3n khai n\u00e0o.<\/li>\n
        • M\u1ed9t giao di\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p l\u00e0m l\u1ed9 ra logic n\u1ed9i b\u1ed9 v\u1ed1n ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1eef k\u00edn.<\/li>\n
        • C\u00e1c m\u1ed1i quan h\u1ec7 hi\u1ec7n th\u1ef1c h\u00f3a th\u01b0\u1eddng \u0111\u01b0\u1ee3c ng\u1ee5 \u00fd ch\u1ee9 kh\u00f4ng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng.<\/li>\n<\/ul>\n

          Gi\u1ea3i quy\u1ebft t\u1eebng b\u01b0\u1edbc<\/h3>\n
            \n
          1. X\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c c\u1ee7a nhu c\u1ea7u:<\/strong>X\u00e1c \u0111\u1ecbnh ph\u1ea7n n\u1ed9i b\u1ed9 n\u00e0o c\u1ea7n d\u1ecbch v\u1ee5. \u0110\u00f3 l\u00e0 to\u00e0n b\u1ed9 th\u00e0nh ph\u1ea7n hay ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n con?<\/li>\n
          2. X\u00e1c \u0111\u1ecbnh ch\u1eef k\u00fd giao di\u1ec7n:<\/strong>T\u1ea1o m\u1ed9t \u0111\u1ecbnh ngh\u0129a giao di\u1ec7n r\u00f5 r\u00e0ng. Tr\u00e1nh tr\u1ed9n l\u1eabn c\u1ea5u tr\u00fac d\u1eef li\u1ec7u v\u1edbi h\u00e0nh vi.<\/li>\n
          3. G\u00e1n c\u1ed5ng:<\/strong>G\u1eafn giao di\u1ec7n v\u00e0o m\u1ed9t c\u1ed5ng c\u1ee5 th\u1ec3 tr\u00ean bi\u00ean.<\/li>\n
          4. Ki\u1ec3m tra hi\u1ec7n th\u1ef1c h\u00f3a:<\/strong>\u0110\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00e1c cung c\u1ea5p hi\u1ec7n th\u1ef1c h\u00f3a cho giao di\u1ec7n n\u00e0y.<\/li>\n
          5. Ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng:<\/strong>X\u00e1c nh\u1eadn r\u1eb1ng s\u1ed1 l\u01b0\u1ee3ng c\u00e1c phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c cung c\u1ea5p kh\u1edbp v\u1edbi s\u1ed1 l\u01b0\u1ee3ng c\u00e1c phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/li>\n<\/ol>\n

            C\u1ea5u tr\u00fac n\u1ed9i b\u1ed9 so v\u1edbi g\u00f3c nh\u00ecn b\u00ean ngo\u00e0i \ud83e\uddf1<\/h2>\n

            S\u1ef1 r\u00f5 r\u00e0ng th\u01b0\u1eddng b\u1ecb m\u1ea5t \u0111i khi c\u1ea5u tr\u00fac n\u1ed9i b\u1ed9 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi g\u00f3c nh\u00ecn b\u00ean ngo\u00e0i. Bi\u1ec3u \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p n\u00ean ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng nh\u1eefng g\u00ec c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u1edbi nh\u1eefng g\u00ec b\u1ecb \u1ea9n.<\/p>\n

            C\u00e1c ng\u0103n n\u1ed9i b\u1ed9<\/h3>\n

            S\u1eed d\u1ee5ng ng\u0103n n\u1ed9i b\u1ed9 c\u1ee7a b\u1ed9 ph\u00e2n lo\u1ea1i \u0111\u1ec3 hi\u1ec3n th\u1ecb c\u00e1ch s\u1eafp x\u1ebfp c\u00e1c ph\u1ea7n. Kh\u00f4ng \u0111\u1eb7t c\u00e1c b\u1ed9 k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i \u1edf \u0111\u00e2y tr\u1eeb khi ch\u00fang n\u1eb1m b\u00ean trong t\u1ed5ng th\u1ec3. N\u1ebfu m\u1ed9t b\u1ed9 k\u1ebft n\u1ed1i v\u01b0\u1ee3t ra ngo\u00e0i bi\u00ean, n\u00f3 ph\u1ea3i g\u1eafn v\u00e0o m\u1ed9t c\u1ed5ng.<\/p>\n

              \n
            • C\u00e1c b\u1ed9 k\u1ebft n\u1ed1i n\u1ed9i b\u1ed9:<\/strong>Ch\u00fang k\u1ebft n\u1ed1i c\u00e1c ph\u1ea7n n\u1eb1m trong c\u00f9ng m\u1ed9t bi\u00ean. Ch\u00fang kh\u00f4ng c\u1eaft qua \u0111\u01b0\u1eddng bi\u00ean.<\/li>\n
            • C\u00e1c b\u1ed9 k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i:<\/strong>Ch\u00fang c\u1eaft qua \u0111\u01b0\u1eddng bi\u00ean v\u00e0 ph\u1ea3i g\u1eafn v\u00e0o c\u00e1c c\u1ed5ng.<\/li>\n<\/ul>\n

              C\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb<\/h3>\n

              C\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb (+, -, #) \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c \u0111\u1ecbnh ngh\u0129a bi\u00ean.<\/p>\n

                \n
              • C\u00f4ng c\u1ed9ng (+):<\/strong>C\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y b\u1edfi t\u1ea5t c\u1ea3 c\u00e1c kh\u00e1ch h\u00e0ng b\u00ean ngo\u00e0i.<\/li>\n
              • Ri\u00eang t\u01b0 (-):<\/strong>Ch\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y b\u1edfi c\u00e1c ph\u1ea7n n\u1ed9i b\u1ed9.<\/li>\n
              • \u0110\u01b0\u1ee3c b\u1ea3o v\u1ec7 (#):<\/strong>C\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y b\u1edfi c\u00e1c l\u1edbp con v\u00e0 c\u00e1c ph\u1ea7n n\u1ed9i b\u1ed9.<\/li>\n<\/ul>\n

                S\u1ef1 m\u01a1 h\u1ed3 x\u1ea3y ra khi c\u00e1c ph\u1ea7n n\u1ed9i b\u1ed9 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0 c\u00f4ng c\u1ed9ng nh\u01b0ng l\u1ebd ra ph\u1ea3i l\u00e0 ri\u00eang t\u01b0. H\u00e3y xem x\u00e9t l\u1ea1i kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb c\u1ee7a m\u1ecdi ph\u1ea7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh \u0111\u00f3ng g\u00f3i \u0111\u01b0\u1ee3c duy tr\u00ec.<\/p>\n

                K\u1ef9 thu\u1eadt Ki\u1ec3m tra v\u00e0 X\u00e1c minh \u2705<\/h2>\n

                Sau khi b\u1ea3n v\u1ebd \u0111\u01b0\u1ee3c ph\u00e1c th\u1ea3o, n\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra. Quy tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00f4 h\u00ecnh c\u1ea5u tr\u00fac nh\u1ea5t qu\u00e1n v\u1edbi m\u00f4 h\u00ecnh h\u00e0nh vi v\u00e0 m\u00f4 h\u00ecnh tri\u1ec3n khai.<\/p>\n

                Ki\u1ec3m tra T\u00ednh nh\u1ea5t qu\u00e1n<\/h3>\n

                Th\u1ef1c hi\u1ec7n c\u00e1c ki\u1ec3m tra sau \u0111\u1ed1i v\u1edbi s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n:<\/p>\n

                  \n
                • T\u00ednh \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a C\u1ed5ng:<\/strong>T\u1ea5t c\u1ea3 c\u00e1c k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i c\u00f3 \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u1ed5ng kh\u00f4ng?<\/li>\n
                • T\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a Giao di\u1ec7n:<\/strong>T\u1ea5t c\u1ea3 c\u00e1c giao di\u1ec7n y\u00eau c\u1ea7u c\u00f3 giao di\u1ec7n cung c\u1ea5p t\u01b0\u01a1ng \u1ee9ng kh\u00f4ng?<\/li>\n
                • Ph\u00e2n c\u00f4ng Vai tr\u00f2:<\/strong>M\u1ed7i th\u00e0nh ph\u1ea7n c\u00f3 vai tr\u00f2 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh kh\u00f4ng?<\/li>\n
                • Kh\u00f4ng c\u00f3 Chu tr\u00ecnh:<\/strong>C\u00f3 t\u1ed3n t\u1ea1i c\u00e1c ph\u1ee5 thu\u1ed9c v\u00f2ng gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n n\u1ed9i b\u1ed9 m\u00e0 kh\u00f4ng \u0111i qua c\u1ed5ng kh\u00f4ng?<\/li>\n<\/ul>\n

                  S\u1ef1 ph\u00f9 h\u1ee3p v\u1ec1 H\u00e0nh vi<\/h3>\n

                  C\u1ea5u tr\u00fac ph\u1ea3i h\u1ed7 tr\u1ee3 h\u00e0nh vi. N\u1ebfu s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 cho th\u1ea5y m\u1ed9t th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn m\u1ed9t th\u00e0nh ph\u1ea7n, th\u00ec S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p ph\u1ea3i hi\u1ec3n th\u1ecb m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn cho th\u00f4ng \u0111i\u1ec7p \u0111\u00f3. \u0110\u01b0\u1eddng d\u1eabn n\u00e0y ph\u1ea3i \u0111i qua c\u1ed5ng ph\u00f9 h\u1ee3p.<\/p>\n

                    \n
                  • Kh\u1ea3 n\u0103ng truy v\u1ebft:<\/strong>Li\u00ean k\u1ebft c\u00e1c s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n m\u00e0 ch\u00fang t\u01b0\u01a1ng t\u00e1c.<\/li>\n
                  • Lu\u1ed3ng Th\u00f4ng \u0111i\u1ec7p:<\/strong>\u0110\u1ea3m b\u1ea3o h\u01b0\u1edbng c\u1ee7a m\u0169i t\u00ean tr\u00ean b\u1ed9 k\u1ebft n\u1ed1i kh\u1edbp v\u1edbi lu\u1ed3ng d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

                    C\u00e1c T\u00ecnh hu\u1ed1ng N\u00e2ng cao v\u00e0 C\u00e1c Tr\u01b0\u1eddng h\u1ee3p Bi\u00ean \ud83d\ude80<\/h2>\n

                    C\u00e1c quy t\u1eafc m\u00f4 h\u00ecnh h\u00f3a ti\u00eau chu\u1ea9n bao ph\u1ee7 h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, nh\u01b0ng c\u00e1c ki\u1ebfn tr\u00fac ph\u1ee9c t\u1ea1p th\u01b0\u1eddng gi\u1edbi thi\u1ec7u c\u00e1c tr\u01b0\u1eddng h\u1ee3p bi\u00ean \u0111\u00f2i h\u1ecfi x\u1eed l\u00fd c\u1ea9n th\u1eadn.<\/p>\n

                    1. C\u00e1c T\u1ed5ng h\u1ee3p l\u1ed3ng nhau<\/h3>\n

                    Khi m\u1ed9t th\u00e0nh ph\u1ea7n ch\u1ee9a m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00e1c nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ea7n con, ranh gi\u1edbi c\u1ee7a th\u00e0nh ph\u1ea7n b\u00ean trong tr\u1edf th\u00e0nh ranh gi\u1edbi n\u1ed9i b\u1ed9. Kh\u00f4ng \u0111\u1ec3 c\u00e1c c\u1ed5ng c\u1ee7a th\u00e0nh ph\u1ea7n b\u00ean trong ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i tr\u1eeb khi \u0111\u01b0\u1ee3c \u0111\u1ecbnh tuy\u1ebfn r\u00f5 r\u00e0ng th\u00f4ng qua c\u00e1c c\u1ed5ng c\u1ee7a th\u00e0nh ph\u1ea7n b\u00ean ngo\u00e0i.<\/p>\n

                      \n
                    • \u0110\u00f3ng g\u00f3i:<\/strong>Th\u00e0nh ph\u1ea7n b\u00ean ngo\u00e0i n\u00ean \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t m\u1eb7t ti\u1ec1n cho th\u00e0nh ph\u1ea7n b\u00ean trong.<\/li>\n
                    • \u1ee6y quy\u1ec1n:<\/strong>S\u1eed d\u1ee5ng c\u00e1c b\u1ed9 k\u1ebft n\u1ed1i \u1ee7y quy\u1ec1n \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn c\u00e1c y\u00eau c\u1ea7u t\u1eeb c\u1ed5ng b\u00ean ngo\u00e0i \u0111\u1ebfn c\u1ed5ng b\u00ean trong.<\/li>\n<\/ul>\n

                      2. C\u00e1c Th\u00e0nh ph\u1ea7n Chia s\u1ebb<\/h3>\n

                      \u0110\u00f4i khi m\u1ed9t th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c chia s\u1ebb gi\u1eefa nhi\u1ec1u t\u1ed5ng h\u1ee3p. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng ti\u1ec1m t\u00e0ng v\u1ec1 quy\u1ec1n s\u1edf h\u1eefu v\u00e0 v\u00f2ng \u0111\u1eddi.<\/p>\n

                        \n
                      • T\u1ed5ng h\u1ee3p Chia s\u1ebb:<\/strong>S\u1eed d\u1ee5ng t\u1ed5ng h\u1ee3p chia s\u1ebb \u0111\u1ec3 ch\u1ec9 ra r\u1eb1ng th\u00e0nh ph\u1ea7n t\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u1edbi t\u1ed5ng h\u1ee3p.<\/li>\n
                      • Qu\u1ea3n l\u00fd v\u00f2ng \u0111\u1eddi:<\/strong>X\u00e1c \u0111\u1ecbnh r\u00f5 ai l\u00e0 ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m t\u1ea1o v\u00e0 h\u1ee7y ph\u1ea7n d\u00f9ng chung.<\/li>\n<\/ul>\n

                        3. C\u1ea5u tr\u00fac \u0111\u1ed9ng<\/h3>\n

                        M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng thay \u0111\u1ed5i c\u1ea5u tr\u00fac khi \u0111ang ch\u1ea1y. Bi\u1ec3u \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5 h\u1ee3p t\u0129nh kh\u00f4ng th\u1ec3 n\u1eafm b\u1eaft m\u1ecdi bi\u1ebfn th\u1ec3 \u0111\u1ed9ng.<\/p>\n

                          \n
                        • M\u1eabu Nh\u00e0 m\u00e1y:<\/strong>M\u00f4 h\u00ecnh h\u00f3a vi\u1ec7c t\u1ea1o c\u00e1c ph\u1ea7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1eabu Nh\u00e0 m\u00e1y trong bi\u1ec3u \u0111\u1ed3.<\/li>\n
                        • C\u1ea5u h\u00ecnh:<\/strong>S\u1eed d\u1ee5ng t\u1ec7p c\u1ea5u h\u00ecnh ho\u1eb7c si\u00eau d\u1eef li\u1ec7u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u1ea5u tr\u00fac khi ch\u1ea1y, v\u00e0 tham chi\u1ebfu ch\u00fang trong c\u00e1c ghi ch\u00fa c\u1ee7a bi\u1ec3u \u0111\u1ed3.<\/li>\n<\/ul>\n

                          Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh r\u00f5 r\u00e0ng \ud83d\udcdd<\/h2>\n

                          \u0110\u1ec3 duy tr\u00ec m\u1ed9t m\u00f4 h\u00ecnh ch\u1ea5t l\u01b0\u1ee3ng cao theo th\u1eddi gian, h\u00e3y tu\u00e2n th\u1ee7 c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t n\u00e0y.<\/p>\n

                            \n
                          • Gi\u1eef bi\u1ec3u \u0111\u1ed3 \u1edf quy m\u00f4 nh\u1ecf:<\/strong>N\u1ebfu m\u1ed9t th\u00e0nh ph\u1ea7n qu\u00e1 ph\u1ee9c t\u1ea1p, h\u00e3y chia n\u00f3 th\u00e0nh c\u00e1c t\u1ed5 h\u1ee3p con. M\u1ed9t bi\u1ec3u \u0111\u1ed3 \u0111\u01a1n l\u1ebb n\u00ean t\u1eadp trung v\u00e0o m\u1ed9t m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng.<\/li>\n
                          • S\u1eed d\u1ee5ng quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean:<\/strong>\u0110\u1eb7t t\u00ean cho c\u00e1c c\u1ed5ng d\u1ef1a tr\u00ean giao di\u1ec7n m\u00e0 ch\u00fang s\u1eed d\u1ee5ng, kh\u00f4ng ph\u1ea3i ph\u1ea7n m\u00e0 ch\u00fang k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y gi\u00fap l\u00e0m r\u00f5 h\u1ee3p \u0111\u1ed3ng giao di\u1ec7n.<\/li>\n
                          • Ghi l\u1ea1i c\u00e1c gi\u1ea3 \u0111\u1ecbnh:<\/strong>N\u1ebfu m\u1ed9t gi\u1ea3 \u0111\u1ecbnh v\u1ec1 ranh gi\u1edbi kh\u00f4ng ph\u1ea3i l\u00e0 ti\u00eau chu\u1ea9n, h\u00e3y th\u00eam ghi ch\u00fa v\u00e0o bi\u1ec3u \u0111\u1ed3 \u0111\u1ec3 gi\u1ea3i th\u00edch r\u00e0ng bu\u1ed9c \u0111\u00f3.<\/li>\n
                          • Xem x\u00e9t l\u1eb7p l\u1ea1i:<\/strong>\u0110\u1eebng c\u1ed1 g\u1eafng ho\u00e0n thi\u1ec7n ranh gi\u1edbi \u1edf b\u1ea3n nh\u00e1p \u0111\u1ea7u ti\u00ean. H\u00e3y tinh ch\u1ec9nh n\u00f3 khi thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n.<\/li>\n
                          • Chu\u1ea9n h\u00f3a k\u00fd hi\u1ec7u:<\/strong>\u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c k\u00fd hi\u1ec7u cho giao di\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p v\u00e0 giao di\u1ec7n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u l\u00e0 th\u1ed1ng nh\u1ea5t tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c bi\u1ec3u \u0111\u1ed3.<\/li>\n<\/ul>\n

                            X\u1eed l\u00fd c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p \ud83d\udd27<\/h2>\n

                            Ngay c\u1ea3 nh\u1eefng ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a c\u00f3 kinh nghi\u1ec7m c\u0169ng m\u1eafc l\u1ed7i. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc c\u1ee5 th\u1ec3 c\u1ea7n th\u1ef1c hi\u1ec7n khi b\u1ea1n g\u1eb7p c\u00e1c l\u1ed7i th\u01b0\u1eddng xuy\u00ean trong qu\u00e1 tr\u00ecnh xem x\u00e9t.<\/p>\n

                            L\u1ed7i: B\u1ed9 k\u1ebft n\u1ed1i c\u1eaft qua ranh gi\u1edbi<\/h3>\n

                            Gi\u1ea3i ph\u00e1p:<\/strong>Ch\u00e8n m\u1ed9t c\u1ed5ng tr\u00ean \u0111\u01b0\u1eddng ranh gi\u1edbi. Di chuy\u1ec3n \u0111\u1ea7u c\u1ee7a b\u1ed9 k\u1ebft n\u1ed1i \u0111\u1ec3 kh\u1edbp v\u00e0o c\u1ed5ng. \u0110\u1ea3m b\u1ea3o c\u1ed5ng c\u00f3 lo\u1ea1i giao di\u1ec7n ch\u00ednh x\u00e1c.<\/p>\n

                            L\u1ed7i: C\u00e1c ph\u1ea7n \u0111ang tr\u00f4i n\u1ed5i<\/h3>\n

                            Gi\u1ea3i ph\u00e1p:<\/strong>C\u00e1c ph\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t th\u1ee9 g\u00ec \u0111\u00f3. N\u1ebfu m\u1ed9t ph\u1ea7n kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i, \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t l\u1ed7i. H\u00e3y x\u00f3a n\u00f3 ho\u1eb7c k\u1ebft n\u1ed1i n\u00f3 v\u1edbi m\u1ed9t c\u1ed5ng.<\/p>\n

                            L\u1ed7i: Kh\u00f4ng kh\u1edbp giao di\u1ec7n<\/h3>\n

                            Gi\u1ea3i ph\u00e1p:<\/strong>So s\u00e1nh c\u00e1c ch\u1eef k\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u v\u00e0 \u0111\u01b0\u1ee3c cung c\u1ea5p. \u0110\u1ea3m b\u1ea3o c\u00e1c ki\u1ec3u tham s\u1ed1 kh\u1edbp nhau ch\u00ednh x\u00e1c.<\/p>\n

                            L\u1ed7i: Ph\u1ee5 thu\u1ed9c v\u00f2ng l\u1eb7p<\/h3>\n

                            Gi\u1ea3i ph\u00e1p:<\/strong>Ph\u00e1 v\u1ee1 chu k\u1ef3 b\u1eb1ng c\u00e1ch gi\u1edbi thi\u1ec7u m\u1ed9t giao di\u1ec7n trung gian ho\u1eb7c t\u00e1i c\u1ea5u tr\u00fac logic \u0111\u1ec3 lo\u1ea1i b\u1ecf s\u1ef1 ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp.<\/p>\n

                            Vai tr\u00f2 c\u1ee7a t\u1ef1 \u0111\u1ed9ng h\u00f3a trong vi\u1ec7c gi\u1ea3i quy\u1ebft ranh gi\u1edbi \ud83e\udd16<\/h2>\n

                            M\u1eb7c d\u00f9 vi\u1ec7c ki\u1ec3m tra th\u1ee7 c\u00f4ng l\u00e0 c\u1ea7n thi\u1ebft, c\u00e1c c\u00f4ng c\u1ee5 m\u00f4 h\u00ecnh h\u00f3a c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 ph\u00e1t hi\u1ec7n c\u00e1c vi ph\u1ea1m ranh gi\u1edbi. Ph\u00e2n t\u00edch t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 ki\u1ec3m tra:<\/p>\n

                              \n
                            • C\u00e1c c\u1ed5ng kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i.<\/li>\n
                            • Thi\u1ebfu c\u00e1c hi\u1ec7n th\u1ef1c h\u00f3a giao di\u1ec7n.<\/li>\n
                            • Vi ph\u1ea1m c\u00e1c quy t\u1eafc \u0111\u00f3ng g\u00f3i.<\/li>\n<\/ul>\n

                              Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c quy t\u1eafc x\u00e1c th\u1ef1c trong m\u00f4i tr\u01b0\u1eddng m\u00f4 h\u00ecnh h\u00f3a gi\u00fap duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n. Tuy nhi\u00ean, t\u1ef1 \u0111\u1ed9ng h\u00f3a kh\u00f4ng th\u1ec3 thay th\u1ebf ph\u00e1n \u0111o\u00e1n c\u1ee7a con ng\u01b0\u1eddi v\u1ec1 \u00fd ngh\u0129a ng\u1eef ngh\u0129a c\u1ee7a c\u00e1c ranh gi\u1edbi.<\/p>\n

                              T\u00f3m t\u1eaft c\u00e1c \u0111i\u1ec3m ch\u00ednh \ud83d\udccc<\/h2>\n

                              Vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e1c s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng trong ranh gi\u1edbi th\u00e0nh ph\u1ea7n \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt \u0111\u1ed1i v\u1edbi m\u00f4 h\u00ecnh h\u00f3a UML. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy t\u1eafc v\u1ec1 c\u1ed5ng, giao di\u1ec7n v\u00e0 b\u1ed9 k\u1ebft n\u1ed1i, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t m\u00f4 h\u00ecnh ki\u1ebfn tr\u00fac v\u1eefng ch\u1eafc.<\/p>\n

                                \n
                              • X\u00e1c \u0111\u1ecbnh ranh gi\u1edbi m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng:<\/strong>S\u1eed d\u1ee5ng c\u1ed5ng cho t\u1ea5t c\u1ea3 c\u00e1c t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i.<\/li>\n
                              • T\u00e1ch bi\u1ec7t n\u1ed9i b\u1ed9 v\u00e0 b\u00ean ngo\u00e0i:<\/strong>Kh\u00f4ng tr\u1ed9n l\u1eabn c\u00e1c b\u1ed9 k\u1ebft n\u1ed1i n\u1ed9i b\u1ed9 v\u1edbi c\u00e1c k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i.<\/li>\n
                              • X\u00e1c th\u1ef1c giao di\u1ec7n:<\/strong>\u0110\u1ea3m b\u1ea3o t\u1ea5t c\u1ea3 c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ec1u c\u00f3 nh\u00e0 cung c\u1ea5p.<\/li>\n
                              • Duy tr\u00ec t\u00ednh \u0111\u00f3ng g\u00f3i:<\/strong>Gi\u1eef c\u00e1c chi ti\u1ebft n\u1ed9i b\u1ed9 \u1ea9n sau c\u00e1c giao di\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/li>\n
                              • L\u1eb7p l\u1ea1i v\u00e0 tinh ch\u1ec9nh:<\/strong>Xem s\u01a1 \u0111\u1ed3 nh\u01b0 m\u1ed9t t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, ph\u00e1t tri\u1ec3n c\u00f9ng v\u1edbi h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n

                                B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y, b\u1ea1n \u0111\u1ea3m b\u1ea3o r\u1eb1ng S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p th\u1ef1c hi\u1ec7n \u0111\u00fang m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3: cung c\u1ea5p m\u1ed9t b\u1ea3n thi\u1ebft k\u1ebf r\u00f5 r\u00e0ng, kh\u00f4ng m\u01a1 h\u1ed3 cho vi\u1ec7c tri\u1ec3n khai h\u1ec7 th\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

                                Ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o c\u00e1c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u00e1c. Khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p,…<\/p>\n","protected":false},"author":1,"featured_media":2036,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"source_url":"","fifu_image_url":"","fifu_image_alt":"","_fifu_image_alt":"","fifu_alt":"","_fifu_alt":"","fifu_image_title":"","_fifu_image_title":"","fifu_input_alt":"","vp_image_hash":"","footnotes":""},"categories":[77],"tags":[80,86],"asset-category":[],"class_list":["post-2035","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","tag-academic","tag-composite-structure-diagram"],"source_url":"","fifu_image_url":"","fifu_image_alt":"","vp_image_hash":"","yoast_head":"\nC\u00f4ng c\u1ee5 gi\u1ea3i quy\u1ebft S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac T\u1ed5ng h\u1ee3p: S\u1eeda ch\u1eefa ranh gi\u1edbi th\u00e0nh ph\u1ea7n \ud83d\udd0d<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u c\u00e1ch gi\u1ea3i quy\u1ebft c\u00e1c s\u1ef1 kh\u00f4ng r\u00f5 r\u00e0ng trong ranh gi\u1edbi th\u00e0nh ph\u1ea7n c\u1ee7a s\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac t\u1ed5ng h\u1ee3p. 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