{"id":28356,"date":"2021-07-27T20:11:27","date_gmt":"2021-07-27T13:11:27","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=28356"},"modified":"2021-07-28T16:14:09","modified_gmt":"2021-07-28T09:14:09","slug":"design-pattern-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/design-pattern-la-gi\/","title":{"rendered":"Design Pattern l\u00e0 g\u00ec? Nh\u1eefng l\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a Design Pattern"},"content":{"rendered":"\n

Design Pattern \u0111\u01b0\u1ee3c xem l\u00e0 \u201cch\u00eca kh\u00f3a\u201d gi\u00fap c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean<\/a> th\u00e1o g\u1ee1 nh\u1eefng r\u1eafc r\u1ed1i hay v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p ph\u1ea3i trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. V\u1eady Design Pattern l\u00e0 g\u00ec? H\u00e3y c\u00f9ng Tino Group t\u00ecm hi\u1ec3u ngay b\u00ean d\u01b0\u1edbi b\u00e0i vi\u1ebft n\u00e0y nh\u00e9!<\/strong> <\/p>\n\n\n\n

<\/a>Gi\u1edbi thi\u1ec7u v\u1ec1 Design Pattern<\/strong><\/h2>\n\n\n\n

<\/a>Design Pattern l\u00e0 g\u00ec? <\/strong><\/h3>\n\n\n\n

\n Design Pattern \u0111\u01b0\u1ee3c d\u1ecbch theo ngh\u0129a ti\u1ebfng Vi\u1ec7t l\u00e0 m\u1eabu thi\u1ebft k\u1ebf<\/em>. \u0110\u00e2y l\u00e0 t\u1eadp h\u1ee3p nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng cho nh\u1eefng v\u1ea5n \u0111\u1ec1 l\u1eadp tr\u00ecnh m\u00e0 c\u00e1c Developer th\u01b0\u1eddng xuy\u00ean g\u1eb7p ph\u1ea3i.\n<\/p>\n\n\n\n

\n Nh\u00e0 ph\u00e1t tri\u1ec3n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 t\u1ef1 ngh\u0129 ra nh\u1eefng h\u01b0\u1edbng gi\u1ea3i quy\u1ebft cho c\u00e1c v\u1ea5n \u0111\u1ec1 g\u1eb7p ph\u1ea3i nh\u01b0ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o t\u1ed1i \u01b0u. Design Pattern s\u1ebd gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft nh\u1eefng r\u1eafc r\u1ed1i \u0111\u00f3 m\u1ed9t c\u00e1ch t\u1ed1i \u01b0u, an to\u00e0n, cung c\u1ea5p gi\u1ea3i ph\u00e1p trong l\u1eadp tr\u00ecnh OOP. Design Pattern kh\u00f4ng ph\u1ea3i l\u00e0 ng\u00f4n ng\u1eef c\u1ee5 th\u1ec3, n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf ph\u1ea7n l\u1edbn trong c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 l\u1eadp tr\u00ecnh OOP. \n<\/p>\n\n\n\n

\n Nh\u1edd s\u1eed d\u1ee5ng Design Pattern, ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u01a1n gi\u1ea3n, ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c suy ngh\u0129 ra nh\u1eefng c\u00e1ch gi\u1ea3i quy\u1ebft cho c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u00e3 c\u00f3 l\u1eddi gi\u1ea3i. \n<\/p>\n\n\n\n

\"design-pattern-la-gi\"<\/figure><\/div>\n\n\n\n

<\/a>Nh\u1eefng lo\u1ea1i Design Pattern ph\u1ed5 bi\u1ebfn <\/strong><\/h3>\n\n\n\n

<\/a>Nh\u00f3m kh\u1edfi t\u1ea1o – Creational Pattern<\/strong><\/h4>\n\n\n\n

\n \u0110\u1ec3 th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh kh\u1edfi t\u1ea1o, b\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng t\u1eeb kh\u00f3a \u201cnew\u201d. Th\u00f4ng qua m\u1ed9t v\u00e0i th\u1ee7 thu\u1eadt c\u00f4ng ngh\u1ec7, nh\u00f3m Creational Pattern s\u1ebd gi\u00fap b\u1ea1n kh\u1edfi t\u1ea1o c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0 b\u1ea1n kh\u00f3 c\u00f3 th\u1ec3 nh\u00ecn th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb kh\u00f3a n\u00e0y. \n<\/p>\n\n\n\n

\n Nh\u00f3m Creational Pattern g\u1ed3m c\u00f3 5 m\u1eabu Design l\u00e0: Abstract Factory, Factory Method, Singleton, Builder, Prototype\n<\/p>\n\n\n\n

<\/a>Nh\u00f3m c\u1ea5u tr\u00fac – Structural Pattern <\/strong><\/h4>\n\n\n\n

\n Structural Pattern l\u00e0 nh\u00f3m cho ph\u00e9p b\u1ea1n s\u1eed d\u1ee5ng \u0111\u1ec3 thi\u1ebft l\u1eadp, \u0111\u1ecbnh ngh\u0129a m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng. \n<\/p>\n\n\n\n

\n Nh\u00f3m Structural Pattern g\u1ed3m c\u00f3 7 m\u1eabu Design l\u00e0: Adapter, Bridge, Composite, Decorator, Facade, Proxy v\u00e0 Flyweight\n<\/p>\n\n\n\n

<\/a>Nh\u00f3m \u1ee9ng x\u1eed – Behavioral Pattern<\/strong><\/h4>\n\n\n\n

\n Behavioral Pattern l\u00e0 nh\u00f3m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh vi c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.\n<\/p>\n\n\n\n

\n Nh\u00f3m Behavioral Pattern g\u1ed3m c\u00f3 11 Design l\u00e0: Interpreter, Template Method, Chain of Responsibility, Command, Iterator, Mediator, Memento, Observer, State, Strategy v\u00e0 Visitor.\n<\/p>\n\n\n\n

\"design-pattern-la-gi\"<\/figure><\/div>\n\n\n\n

<\/a><\/h2>\n\n\n\n

<\/a>S\u1eed d\u1ee5ng Design Pattern, n\u00ean hay kh\u00f4ng? <\/strong><\/h2>\n\n\n\n

<\/a>C\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m t\u1ed1t <\/strong><\/h3>\n\n\n\n

\n Khi s\u1eed d\u1ee5ng Design Pattern, b\u1ea1n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 m\u00f4 h\u00ecnh test v\u00e0 m\u00f4 h\u00ecnh ph\u00e1t tri\u1ec3n \u0111\u00e3 qua ki\u1ec3m nghi\u1ec7m nh\u1eb1m gi\u00fap c\u00e1c Developer t\u00ecm ra \u0111\u01b0\u1ee3c h\u01b0\u1edbng gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n. V\u00ec v\u1eady, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n s\u1ebd kh\u00f4ng ph\u1ea3i \u0111au \u0111\u1ea7u v\u00e0 t\u1ed1n th\u1eddi gian suy ngh\u0129 gi\u1ea3i ph\u00e1p cho m\u1ed9t v\u1ea5n \u0111\u1ec1 n\u00e0o \u0111\u00f3.\n<\/p>\n\n\n\n

\n Trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, vi\u1ec7c hi\u1ec3u code \u0111\u01b0\u1ee3c vi\u1ebft t\u1eeb ng\u01b0\u1eddi kh\u00e1c v\u00e0 thay \u0111\u1ed5i code c\u0169 nh\u01b0ng kh\u00f4ng \u0111\u1ec3 ph\u00e1t sinh nh\u1eefng l\u1ed7i m\u1edbi hay c\u00e1c bugs kh\u00f4ng mong mu\u1ed1n th\u00ec ph\u1ea3i c\u1ea7n \u0111\u1ebfn Design Pattern. Ch\u00fang s\u1ebd cung c\u1ea5p nh\u1eefng m\u1eabu thi\u1ebft k\u1ebf m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 c\u1ee7a m\u00ecnh. \n<\/p>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng, th\u00f4ng ng\u01b0\u1eddi m\u1ecdi ng\u01b0\u1eddi s\u1ebd c\u00f3 xu h\u01b0\u1edbng t\u00ecm \u0111\u1ebfn Google<\/a> \u0111\u1ec3 c\u00f3 th\u1ec3 gi\u1ea3i \u0111\u00e1p c\u00e1c v\u1ea5n \u0111\u1ec1 m\u00ecnh th\u1eafc m\u1eafc. C\u00f2n c\u00e1c Developer s\u1ebd t\u00ecm \u0111\u1ebfn Design Pattern \u0111\u1ec3 c\u00f3 c\u00e2u tr\u1ea3 l\u1eddi cho nh\u1eefng v\u1ea5n \u0111\u1ec1 g\u1eb7p ph\u1ea3i. <\/p>\n\n\n\n

<\/a>H\u1ea1n ch\u1ebf nh\u1eefng l\u1ed7i ti\u1ec1m \u1ea9n <\/strong><\/h3>\n\n\n\n

\n Design Pattern l\u00e0 t\u1eadp h\u1ee3p c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, ki\u1ec3m ch\u1ee9ng c\u1ee5 th\u1ec3 gi\u00fap c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 trong Software Engineering. Ch\u00ednh v\u00ec th\u1ebf, Design Pattern nh\u01b0 kim ch\u1ec9 nam gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 thay v\u00ec b\u1ea1n ph\u1ea3i t\u1ef1 t\u00ecm ki\u1ebfm, th\u1eed nghi\u1ec7m m\u1ed9t gi\u1ea3i ph\u00e1p m\u1edbi. \n<\/p>\n\n\n\n

\n S\u1eed d\u1ee5ng Design Pattern gi\u00fap b\u1ea1n tr\u00e1nh nh\u1eefng v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n c\u00f3 th\u1ec3 g\u00e2y ra l\u1ed7i l\u1edbn cho ph\u1ea7n m\u1ec1m, d\u1ec5 d\u00e0ng n\u00e2ng c\u1ea5p v\u00e0 b\u1ea3o tr\u00ec v\u1ec1 sau. \n<\/p>\n\n\n\n

<\/a>H\u1ed7 tr\u1ee3 t\u00e1i s\u1eed d\u1ee5ng m\u00e3 l\u1ec7nh <\/strong><\/h3>\n\n\n\n

\n Nh\u1eefng m\u1eabu Design Pattern c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng h\u00e0ng tri\u1ec7u l\u1ea7n m\u00e0 kh\u00f4ng xu\u1ea5t hi\u1ec7n b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o. Nh\u1edd v\u1eady, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n d\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng, n\u00e2ng c\u1ea5p v\u00e0 b\u1ea3o tr\u00ec s\u1ea3n ph\u1ea9m \u0111\u1ec3 \u0111\u00e1p \u1ee9ng t\u1ed1t c\u00e1c y\u00eau c\u1ea7u thay \u0111\u1ed5i li\u00ean t\u1ee5c c\u1ee7a d\u1ef1 \u00e1n. \n<\/p>\n\n\n\n

\"design-pattern-la-gi\"<\/figure><\/div>\n\n\n\n

<\/a>H\u1ed7 tr\u1ee3 \u0111\u1ecdc code d\u1ec5 d\u00e0ng h\u01a1n<\/strong><\/h3>\n\n\n\n

\n Design Pattern gi\u00fap cho c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 hi\u1ec3u v\u00e0 \u0111\u1ecdc code c\u1ee7a ng\u01b0\u1eddi kh\u00e1c m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. Nh\u1edd v\u1eady, m\u1ecdi th\u00e0nh vi\u00ean trong nh\u00f3m c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng trao \u0111\u1ed5i, c\u00f9ng nhau x\u00e2y d\u1ef1ng hi\u1ec7u qu\u1ea3 d\u1ef1 \u00e1n m\u00e0 kh\u00f4ng m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian. \n<\/p>\n\n\n\n

\n C\u00e1c Design Pattern \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn, ph\u00e1t tri\u1ec3n \u1ed5n \u0111\u1ecbnh h\u01a1n theo th\u1eddi gian. \n<\/p>\n\n\n\n

<\/a>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng Design Pattern hi\u1ec7u qu\u1ea3? <\/strong><\/h3>\n\n\n\n

\n Design Pattern cung c\u1ea5p cho b\u1ea1n nh\u1eefng m\u1eabu h\u00ecnh (Paradigms) \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng v\u00e0 ch\u1ee9ng th\u1ef1c. Ngo\u00e0i ra, Design Pattern c\u00f2n gi\u00fap b\u1ea1n t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m di\u1ec5n ra nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. \n<\/p>\n\n\n\n

\n \u0110\u1ec3 thi\u1ebft k\u1ebf m\u1ed9t ph\u1ea7n m\u1ec1m hi\u1ec7u qu\u1ea3, \u0111\u00f2i h\u1ecfi ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n ph\u1ea3i xem x\u00e9t \u1edf nhi\u1ec1u kh\u00eda c\u1ea1nh, nh\u01b0ng c\u00e1i kh\u00f3 l\u00e0 \u1edf nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y ch\u1ec9 th\u1eadt s\u1ef1 r\u00f5 r\u00e0ng khi m\u1eabu thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c mang ra hi\u1ec7n th\u1ef1c. Do \u0111\u00f3, x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y ngay t\u1eeb qu\u00e1 tr\u00ecnh xem x\u00e9t th\u00f4ng qua c\u00e1c m\u1eabu thi\u1ebft k\u1ebf, Designers c\u00f3 th\u1ec3 g\u1ee1 b\u1ecf nh\u1eefng r\u00e0o c\u1ea3n kh\u00f3 kh\u0103n th\u01b0\u1eddng g\u1eb7p v\u00e0 gi\u00fap b\u1ea1n \u0111\u1ecdc code d\u1ec5 d\u00e0ng h\u01a1n. \n<\/p>\n\n\n\n

\"design-pattern-la-gi\"<\/figure><\/div>\n\n\n\n

\n Th\u00f4ng th\u01b0\u1eddng, m\u1ed7i v\u1ea5n \u0111\u1ec1 thi\u1ebft k\u1ebf c\u1ee5 th\u1ec3, ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 \u00e1p d\u1ee5ng v\u00e0o thi\u1ebft k\u1ebf. Gi\u1edd \u0111\u00e2y, c\u00e1c Design Pattern \u0111\u00e3 \u0111\u01b0a ra nh\u1eefng gi\u1ea3i ph\u00e1p kh\u00e1i qu\u00e1t l\u00e0 c\u00e1c t\u00e0i li\u1ec7u \u0111\u1ec1u \u0111\u01b0\u1ee3c vi\u1ebft c\u00f9ng m\u1ed9t d\u1ea1ng v\u00e0 s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c c\u1ee7a ph\u1ea7n m\u1ec1m, b\u1ea1n kh\u00f4ng ph\u1ea3i g\u1eafn li\u1ec1n b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o c\u1ea3. \n<\/p>\n\n\n\n

\n B\u00ean c\u1ea1nh \u0111\u00f3, Design Pattern t\u1ea1o ra kh\u00f4ng gian tho\u1ea3i m\u00e1i gi\u00fap c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n giao ti\u1ebfp v\u1edbi nhau thu\u1eadn ti\u1ec7n. \n<\/p>\n\n\n\n

\n Tr\u00ean \u0111\u00e2y l\u00e0 th\u00f4ng tin v\u1ec1 \u201cDesign Pattern l\u00e0 g\u00ec\u201d v\u00e0 nh\u1eefng l\u1ee3i \u00edch khi s\u1eed d\u1ee5ng Design Pattern trong thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m m\u00e0 Tino Group \u0111\u00e3 t\u1ed5ng h\u1ee3p \u0111\u1ec3 g\u1eedi \u0111\u1ebfn b\u1ea1n. Hy v\u1ecdng b\u00e0i chia s\u1ebb n\u00e0y s\u1ebd gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Design Pattern gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 trong x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m th\u1eadt h\u1ee3p l\u00fd v\u00e0 hi\u1ec7u qu\u1ea3 nh\u00e9. Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng!\n<\/p>\n\n\n\n

<\/a>FAQs v\u1ec1 Design Pattern<\/strong><\/h2>\n\n\n\t\t\n\t\t\t\t

Top 5 cu\u1ed1n s\u00e1ch kinh \u0111i\u1ec3n v\u1ec1 l\u1eadp tr\u00ecnh<\/h2>\t\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\n\n
  • \n The Pragmatic Programer\n <\/li>
  • \n The Clean Coder\n <\/li>
  • \n Code Complete\n <\/li>
  • \n Peopleware: Productive Projects and Teams\n <\/li>
  • \n C# Yellow Book \u2013 Rob Miles\n <\/li><\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    M\u1edbi b\u1eaft \u0111\u1ea7u bi\u1ebft v\u1ec1 l\u1eadp tr\u00ecnh, c\u00f3 th\u1ec3 h\u1ecdc Design Pattern kh\u00f4ng? <\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    \n V\u1edbi nh\u1eefng b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 l\u1eadp tr\u00ecnh th\u00ec kh\u00f4ng n\u00ean h\u1ecdc Design Pattern. B\u1ea1n c\u1ea7n trang b\u1ecb, \u0111\u1ea7u t\u01b0 th\u1eadt t\u1ed1t v\u1ec1 c\u00e1c ki\u1ebfn th\u1ee9c n\u1ec1n l\u1eadp tr\u00ecnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 ki\u1ebfn th\u1ee9c OOP. \n<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    N\u00ean s\u1eed d\u1ee5ng Design Pattern khi n\u00e0o? <\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    \n B\u1ea1n n\u00ean s\u1eed d\u1ee5ng Design Pattern khi b\u1ea1n th\u1ef1c s\u1ef1 mong mu\u1ed1n tinh gi\u1ea3n ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a m\u00ecnh tr\u1edf n\u00ean ng\u1eafn g\u1ecdn, \u0111\u01a1n gi\u1ea3n nh\u1ea5t. \n<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    C\u1ea7n chu\u1ea9n b\u1ecb g\u00ec khi h\u1ecdc Design Pattern? <\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    \n \u0110\u1ec3 h\u1ecdc Design Pattern, b\u1ea1n c\u1ea7n am hi\u1ec3u ch\u1eafc v\u1ec1 l\u1eadp tr\u00ecnh OOP, c\u1ee5 th\u1ec3 l\u00e0 4 \u0111\u1eb7c t\u00ednh: tr\u1eebu t\u01b0\u1ee3ng, \u0111\u00f3ng g\u00f3i, \u0111a h\u00ecnh v\u00e0 k\u1ebf th\u1eeba. B\u00ean c\u1ea1nh \u0111\u00f3, b\u1ea1n c\u1ea7n n\u1eafm 3 kh\u00e1i ni\u1ec7m v\u1ec1: abstract class, interface, static.\n<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n