Trong l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, vi\u1ec7c vi\u1ebft ra nh\u1eefng \u0111o\u1ea1n m\u00e3 \u201cch\u1ea1y \u0111\u01b0\u1ee3c\u201d ch\u01b0a bao gi\u1edd l\u00e0 m\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng. Khi m\u1ed9t h\u1ec7 th\u1ed1ng ng\u00e0y c\u00e0ng m\u1edf r\u1ed9ng, s\u1ed1 l\u01b0\u1ee3ng t\u00ednh n\u0103ng t\u0103ng l\u00ean v\u00e0 nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean c\u00f9ng tham gia ph\u00e1t tri\u1ec3n, b\u00e0i to\u00e1n l\u1edbn nh\u1ea5t kh\u00f4ng c\u00f2n n\u1eb1m \u1edf c\u00fa ph\u00e1p hay ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, m\u00e0 \u1edf c\u00e1ch t\u1ed5 ch\u1ee9c v\u00e0 thi\u1ebft k\u1ebf m\u00e3 ngu\u1ed3n. M\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf k\u00e9m s\u1ebd nhanh ch\u00f3ng tr\u1edf n\u00ean kh\u00f3 b\u1ea3o tr\u00ec, kh\u00f3 m\u1edf r\u1ed9ng v\u00e0 ti\u1ec1m \u1ea9n nhi\u1ec1u r\u1ee7i ro trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n l\u00e2u d\u00e0i.<\/p>\n\n\n\n
Design Patterns ra \u0111\u1eddi nh\u01b0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng nh\u1eb1m gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 thi\u1ebft k\u1ebf ph\u1ed5 bi\u1ebfn trong l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, kh\u00f4ng \u00edt l\u1eadp tr\u00ecnh vi\u00ean g\u1eb7p kh\u00f3 kh\u0103n khi ti\u1ebfp c\u1eadn ch\u1ee7 \u0111\u1ec1 n\u00e0y do ph\u1ea7n l\u1edbn t\u00e0i li\u1ec7u v\u00e0 s\u00e1ch tham kh\u1ea3o th\u01b0\u1eddng mang t\u00ednh h\u1ecdc thu\u1eadt cao, nhi\u1ec1u kh\u00e1i ni\u1ec7m tr\u1eebu t\u01b0\u1ee3ng v\u00e0 \u00edt v\u00ed d\u1ee5 g\u1eafn v\u1edbi t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf.<\/p>\n\n\n\n
Head First Design Patterns<\/strong> c\u1ee7a Eric Freeman & Elisabeth Robson<\/strong> l\u00e0 m\u1ed9t trong s\u1ed1 \u00edt nh\u1eefng cu\u1ed1n s\u00e1ch ti\u1ebfp c\u1eadn Design Patterns theo h\u01b0\u1edbng ho\u00e0n to\u00e0n kh\u00e1c. Thay v\u00ec t\u1eadp trung v\u00e0o \u0111\u1ecbnh ngh\u0129a kh\u00f4 khan, cu\u1ed1n s\u00e1ch gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t c\u1ee7a t\u1eebng m\u1eabu thi\u1ebft k\u1ebf th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 tr\u1ef1c quan, d\u1ec5 ti\u1ebfp thu v\u00e0 mang t\u00ednh \u1ee9ng d\u1ee5ng cao. Nh\u1edd \u0111\u00f3, Design Patterns kh\u00f4ng c\u00f2n l\u00e0 nh\u1eefng kh\u00e1i ni\u1ec7m kh\u00f3 ti\u1ebfp c\u1eadn, m\u00e0 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 thi\u1ebft th\u1ef1c gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m.<\/p>\n\n\n\n V\u1edbi h\u01a1n m\u1ed9t th\u1eadp k\u1ef7 k\u1ec3 t\u1eeb l\u1ea7n xu\u1ea5t b\u1ea3n \u0111\u1ea7u ti\u00ean v\u00e0 nhi\u1ec1u l\u1ea7n c\u1eadp nh\u1eadt n\u1ed9i dung, Head First Design Patterns \u0111\u00e3 tr\u1edf th\u00e0nh t\u00e0i li\u1ec7u kinh \u0111i\u1ec3n \u0111\u1ed1i v\u1edbi c\u1ed9ng \u0111\u1ed3ng l\u1eadp tr\u00ecnh vi\u00ean tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng ng\u01b0\u1eddi mu\u1ed1n x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc v\u1ec1 t\u01b0 duy thi\u1ebft k\u1ebf v\u00e0 ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m. Head First Design Patterns<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u1ea7u s\u00e1ch n\u1ed5i b\u1eadt nh\u1ea5t v\u1ec1 thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m thu\u1ed9c series Head First<\/em> c\u1ee7a nh\u00e0 xu\u1ea5t b\u1ea3n O\u2019Reilly. Cu\u1ed1n s\u00e1ch \u0111\u01b0\u1ee3c ch\u1ea5p b\u00fat b\u1edfi Eric Freeman<\/strong> v\u00e0 Elisabeth Robson<\/strong> \u2013 hai t\u00e1c gi\u1ea3 c\u00f3 nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m v\u00e0 \u0111\u00e0o t\u1ea1o k\u1ef9 thu\u1eadt. C\u00e1c t\u00e1c ph\u1ea9m c\u1ee7a h\u1ecd lu\u00f4n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1edd kh\u1ea3 n\u0103ng truy\u1ec1n \u0111\u1ea1t nh\u1eefng kh\u00e1i ni\u1ec7m ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 hi\u1ec3u v\u00e0 g\u1ea7n g\u0169i v\u1edbi ng\u01b0\u1eddi h\u1ecdc.<\/p>\n\n\n\n \u0110i\u1ec3m \u0111\u1eb7c tr\u01b0ng c\u1ee7a series Head First<\/em> n\u00f3i chung v\u00e0 Head First Design Patterns n\u00f3i ri\u00eang n\u1eb1m \u1edf phong c\u00e1ch tr\u00ecnh b\u00e0y tr\u1ef1c quan, sinh \u0111\u1ed9ng v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi n\u00e3o b\u1ed9 ng\u01b0\u1eddi \u0111\u1ecdc. Thay v\u00ec ch\u1ec9 t\u1eadp trung v\u00e0o l\u00fd thuy\u1ebft kh\u00f4 khan, s\u00e1ch k\u1ebft h\u1ee3p h\u00ecnh \u1ea3nh minh h\u1ecda, v\u00ed d\u1ee5 th\u1ef1c t\u1ebf, h\u1ed9i tho\u1ea1i v\u00e0 s\u01a1 \u0111\u1ed3 \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u s\u00e2u b\u1ea3n ch\u1ea5t c\u1ee7a v\u1ea5n \u0111\u1ec1, \u0111\u1ed3ng th\u1eddi ghi nh\u1edb ki\u1ebfn th\u1ee9c l\u00e2u h\u01a1n.<\/p>\n\n\n\n M\u1eb7c d\u00f9 c\u00e1c v\u00ed d\u1ee5 minh h\u1ecda trong s\u00e1ch ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng Java v\u00e0 phi\u00ean b\u1ea3n k\u1ef7 ni\u1ec7m 10 n\u0103m c\u00f3 c\u1eadp nh\u1eadt cho Java 8, nh\u01b0ng n\u1ed9i dung c\u1ed1t l\u00f5i c\u1ee7a cu\u1ed1n s\u00e1ch kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh c\u1ee5 th\u1ec3. C\u00e1c nguy\u00ean l\u00fd thi\u1ebft k\u1ebf v\u00e0 m\u1eabu design patterns \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y mang t\u00ednh ph\u1ed5 qu\u00e1t, ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c ng\u00f4n ng\u1eef h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c nh\u01b0 C#, Python, JavaScript, PHP hay nhi\u1ec1u n\u1ec1n t\u1ea3ng ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n Head First Design Patterns<\/strong> kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t cu\u1ed1n s\u00e1ch li\u1ec7t k\u00ea c\u00e1c m\u1eabu thi\u1ebft k\u1ebf, m\u00e0 l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u r\u00f5 c\u00e1ch t\u01b0 duy v\u00e0 ra quy\u1ebft \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. N\u1ed9i dung s\u00e1ch \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xoay quanh nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n trong th\u1ef1c t\u1ebf ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, t\u1eeb \u0111\u00f3 d\u1eabn d\u1eaft ng\u01b0\u1eddi \u0111\u1ecdc ti\u1ebfp c\u1eadn c\u00e1c design patterns nh\u01b0 nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng qua th\u1eddi gian.<\/p>\n\n\n\n Cu\u1ed1n s\u00e1ch m\u1edf \u0111\u1ea7u b\u1eb1ng vi\u1ec7c \u0111\u1eb7t ra nh\u1eefng c\u00e2u h\u1ecfi r\u1ea5t quen thu\u1ed9c \u0111\u1ed1i v\u1edbi l\u1eadp tr\u00ecnh vi\u00ean: v\u00ec sao m\u1ed9t h\u1ec7 th\u1ed1ng ban \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u01b0ng d\u1ea7n tr\u1edf n\u00ean kh\u00f3 b\u1ea3o tr\u00ec, v\u00ec sao vi\u1ec7c th\u00eam m\u1ed9t t\u00ednh n\u0103ng m\u1edbi l\u1ea1i k\u00e9o theo h\u00e0ng lo\u1ea1t thay \u0111\u1ed5i kh\u00f4ng mong mu\u1ed1n, v\u00e0 v\u00ec sao nh\u1eefng \u0111o\u1ea1n code t\u01b0\u1edfng ch\u1eebng \u0111\u01a1n gi\u1ea3n l\u1ea1i nhanh ch\u00f3ng tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p khi quy m\u00f4 d\u1ef1 \u00e1n t\u0103ng l\u00ean. Th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 c\u1ee5 th\u1ec3, t\u00e1c gi\u1ea3 ch\u1ec9 ra r\u1eb1ng nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i kh\u00f4ng n\u1eb1m \u1edf ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, m\u00e0 \u1edf c\u00e1ch thi\u1ebft k\u1ebf v\u00e0 t\u1ed5 ch\u1ee9c m\u00e3 ngu\u1ed3n.<\/p>\n\n\n\n T\u1eeb \u0111\u00f3, t\u1eebng design pattern \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u theo m\u1ed9t c\u1ea5u tr\u00fac nh\u1ea5t qu\u00e1n v\u00e0 d\u1ec5 theo d\u00f5i. M\u1ed7i ch\u01b0\u01a1ng th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u b\u1eb1ng m\u1ed9t t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf, m\u00f4 t\u1ea3 c\u00e1ch ti\u1ebfp c\u1eadn ban \u0111\u1ea7u m\u00e0 nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean th\u01b0\u1eddng \u00e1p d\u1ee5ng. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y tuy c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c b\u00e0i to\u00e1n tr\u01b0\u1edbc m\u1eaft nh\u01b0ng l\u1ea1i b\u1ed9c l\u1ed9 nhi\u1ec1u h\u1ea1n ch\u1ebf v\u1ec1 t\u00ednh linh ho\u1ea1t, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u1ee5 thu\u1ed9c gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n trong h\u1ec7 th\u1ed1ng. Sau khi ph\u00e2n t\u00edch r\u00f5 nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, cu\u1ed1n s\u00e1ch m\u1edbi gi\u1edbi thi\u1ec7u design pattern ph\u00f9 h\u1ee3p nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u h\u01a1n.<\/p>\n\n\n\n M\u1ed9t \u0111i\u1ec3m n\u1ed5i b\u1eadt trong n\u1ed9i dung c\u1ee7a Head First Design Patterns l\u00e0 vi\u1ec7c kh\u00f4ng tr\u00ecnh b\u00e0y pattern m\u1ed9t c\u00e1ch m\u00e1y m\u00f3c. Thay v\u00ec \u0111\u01b0a ra \u0111\u1ecbnh ngh\u0129a v\u00e0 s\u01a1 \u0111\u1ed3 UML ngay t\u1eeb \u0111\u1ea7u, t\u00e1c gi\u1ea3 d\u1eabn d\u1eaft ng\u01b0\u1eddi \u0111\u1ecdc t\u1eebng b\u01b0\u1edbc \u0111i \u0111\u1ebfn b\u1ea3n ch\u1ea5t c\u1ee7a pattern, gi\u00fap h\u1ecd hi\u1ec3u \u0111\u01b0\u1ee3c v\u00ec sao pattern \u0111\u00f3 t\u1ed3n t\u1ea1i v\u00e0 n\u00f3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 g\u00ec. C\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0 Strategy Pattern<\/strong>, Observer Pattern<\/strong>, Decorator Pattern<\/strong>, Factory Pattern<\/strong> hay Singleton Pattern<\/strong> \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u1eb7t trong nh\u1eefng b\u1ed1i c\u1ea3nh quen thu\u1ed9c, gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc d\u1ec5 d\u00e0ng li\u00ean h\u1ec7 v\u1edbi c\u00f4ng vi\u1ec7c l\u1eadp tr\u00ecnh h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n Song song v\u1edbi vi\u1ec7c gi\u1edbi thi\u1ec7u c\u00e1c design patterns c\u1ee5 th\u1ec3, cu\u1ed1n s\u00e1ch \u0111\u1eb7c bi\u1ec7t nh\u1ea5n m\u1ea1nh v\u00e0o nh\u1eefng nguy\u00ean l\u00fd thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i<\/strong> c\u1ee7a l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. C\u00e1c nguy\u00ean l\u00fd nh\u01b0 t\u00e1ch bi\u1ec7t nh\u1eefng ph\u1ea7n d\u1ec5 thay \u0111\u1ed5i, l\u1eadp tr\u00ecnh h\u01b0\u1edbng interface thay v\u00ec tri\u1ec3n khai c\u1ee5 th\u1ec3, hay \u01b0u ti\u00ean composition h\u01a1n l\u00e0 inheritance \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i xuy\u00ean su\u1ed1t n\u1ed9i dung s\u00e1ch. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc kh\u00f4ng ch\u1ec9 h\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng t\u1eebng pattern ri\u00eang l\u1ebb, m\u00e0 c\u00f2n h\u00ecnh th\u00e0nh \u0111\u01b0\u1ee3c t\u01b0 duy t\u1ed5ng th\u1ec3 trong vi\u1ec7c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m.<\/p>\n\n\n\n Ngo\u00e0i ra, Head First Design Patterns c\u0169ng d\u00e0nh s\u1ef1 ch\u00fa \u00fd \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn vi\u1ec7c ch\u1ec9 ra khi n\u00e0o kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng design patterns. T\u00e1c gi\u1ea3 nhi\u1ec1u l\u1ea7n nh\u1ea5n m\u1ea1nh r\u1eb1ng pattern kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ee5c ti\u00eau, m\u00e0 ch\u1ec9 l\u00e0 c\u00f4ng c\u1ee5. Vi\u1ec7c l\u1ea1m d\u1ee5ng ho\u1eb7c \u00e1p d\u1ee5ng pattern kh\u00f4ng \u0111\u00fang ng\u1eef c\u1ea3nh c\u00f3 th\u1ec3 khi\u1ebfn h\u1ec7 th\u1ed1ng tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p h\u01a1n m\u1ee9c c\u1ea7n thi\u1ebft. C\u00e1ch ti\u1ebfp c\u1eadn c\u00e2n b\u1eb1ng n\u00e0y gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc tr\u00e1nh \u0111\u01b0\u1ee3c sai l\u1ea7m ph\u1ed5 bi\u1ebfn khi m\u1edbi ti\u1ebfp c\u1eadn v\u1edbi design patterns.<\/p>\n\n\n\n Xuy\u00ean su\u1ed1t cu\u1ed1n s\u00e1ch, c\u00e1c v\u00ed d\u1ee5 v\u00e0 b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 khuy\u1ebfn kh\u00edch ng\u01b0\u1eddi \u0111\u1ecdc ch\u1ee7 \u0111\u1ed9ng suy ngh\u0129 v\u00e0 ph\u00e2n t\u00edch v\u1ea5n \u0111\u1ec1, thay v\u00ec ch\u1ec9 ti\u1ebfp nh\u1eadn ki\u1ebfn th\u1ee9c m\u1ed9t chi\u1ec1u. Nh\u1edd \u0111\u00f3, Head First Design Patterns kh\u00f4ng ch\u1ec9 cung c\u1ea5p ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng v\u1ec1 c\u00e1c m\u1eabu thi\u1ebft k\u1ebf, m\u00e0 c\u00f2n gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc r\u00e8n luy\u1ec7n kh\u1ea3 n\u0103ng \u0111\u00e1nh gi\u00e1 v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p thi\u1ebft k\u1ebf ph\u00f9 h\u1ee3p trong nh\u1eefng t\u00ecnh hu\u1ed1ng kh\u00e1c nhau.<\/p>\n\n\n\n Head First Design Patterns<\/strong> mang l\u1ea1i gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t \u1edf vi\u1ec7c gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean thay \u0111\u1ed5i t\u01b0 duy v\u1ec1 thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m, thay v\u00ec ch\u1ec9 h\u1ecdc c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c m\u1eabu thi\u1ebft k\u1ebf m\u1ed9t c\u00e1ch m\u00e1y m\u00f3c. Cu\u1ed1n s\u00e1ch t\u1eadp trung l\u00e0m r\u00f5 b\u1ea3n ch\u1ea5t c\u1ee7a t\u1eebng v\u1ea5n \u0111\u1ec1 thi\u1ebft k\u1ebf, t\u1eeb \u0111\u00f3 gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u v\u00ec sao design patterns ra \u0111\u1eddi v\u00e0 khi n\u00e0o ch\u00fang th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf h\u1ee3p l\u00fd h\u01a1n trong c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf.<\/p>\n\n\n\n M\u1ed9t \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd kh\u00e1c l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n \u0111\u1ea1t ki\u1ebfn th\u1ee9c ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 ti\u1ebfp c\u1eadn. So v\u1edbi nhi\u1ec1u t\u00e0i li\u1ec7u design patterns mang t\u00ednh h\u1ecdc thu\u1eadt cao, Head First Design Patterns s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef r\u00f5 r\u00e0ng, v\u00ed d\u1ee5 tr\u1ef1c quan v\u00e0 t\u00ecnh hu\u1ed1ng quen thu\u1ed9c, gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc ti\u1ebfp thu ki\u1ebfn th\u1ee9c m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o chi\u1ec1u s\u00e2u chuy\u00ean m\u00f4n.<\/p>\n\n\n\n B\u00ean c\u1ea1nh y\u1ebfu t\u1ed1 d\u1ec5 hi\u1ec3u, cu\u1ed1n s\u00e1ch c\u00f2n c\u00f3 t\u00ednh \u1ee9ng d\u1ee5ng cao trong c\u00f4ng vi\u1ec7c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. C\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch trong s\u00e1ch ph\u1ea3n \u00e1nh \u0111\u00fang nh\u1eefng kh\u00f3 kh\u0103n m\u00e0 l\u1eadp tr\u00ecnh vi\u00ean th\u01b0\u1eddng g\u1eb7p khi x\u00e2y d\u1ef1ng v\u00e0 m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c d\u1ef1 \u00e1n c\u00f3 quy m\u00f4 trung b\u00ecnh \u0111\u1ebfn l\u1edbn. Nh\u1edd \u0111\u00f3, ki\u1ebfn th\u1ee9c thu \u0111\u01b0\u1ee3c kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf l\u00fd thuy\u1ebft m\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng tr\u1ef1c ti\u1ebfp v\u00e0o th\u1ef1c t\u1ebf.<\/p>\n\n\n\n Ngo\u00e0i ra, Head First Design Patterns gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc nh\u1eadn th\u1ee9c r\u00f5 h\u01a1n v\u1ec1 m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u00e3 ngu\u1ed3n trong d\u00e0i h\u1ea1n. Cu\u1ed1n s\u00e1ch nh\u1ea5n m\u1ea1nh vai tr\u00f2 c\u1ee7a kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec, m\u1edf r\u1ed9ng v\u00e0 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n trong h\u1ec7 th\u1ed1ng, nh\u1eefng y\u1ebfu t\u1ed1 c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u qu\u1ea3 ph\u00e1t tri\u1ec3n v\u00e0 l\u00e0m vi\u1ec7c nh\u00f3m. \u0110\u1ed3ng th\u1eddi, t\u00e1c gi\u1ea3 c\u0169ng ch\u1ec9 ra r\u1eb1ng design patterns kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u1ea7n thi\u1ebft, t\u1eeb \u0111\u00f3 gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc tr\u00e1nh \u0111\u01b0\u1ee3c vi\u1ec7c l\u1ea1m d\u1ee5ng ch\u00fang m\u1ed9t c\u00e1ch kh\u00f4ng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n Head First Design Patterns<\/strong> ph\u00f9 h\u1ee3p tr\u01b0\u1edbc h\u1ebft v\u1edbi nh\u1eefng l\u1eadp tr\u00ecnh vi\u00ean \u0111\u00e3 c\u00f3 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 mong mu\u1ed1n n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. \u0110\u1ed1i v\u1edbi sinh vi\u00ean c\u00f4ng ngh\u1ec7 th\u00f4ng tin ho\u1eb7c nh\u1eefng ng\u01b0\u1eddi m\u1edbi \u0111i l\u00e0m, cu\u1ed1n s\u00e1ch \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u1ea7u n\u1ed1i quan tr\u1ecdng gi\u1eefa vi\u1ec7c h\u1ecdc c\u00fa ph\u00e1p ng\u00f4n ng\u1eef v\u00e0 t\u01b0 duy thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng \u1edf m\u1ee9c \u0111\u1ed9 cao h\u01a1n.<\/p>\n\n\n\n Cu\u1ed1n s\u00e1ch c\u0169ng \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ed1i v\u1edbi c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean junior v\u00e0 mid-level \u0111ang l\u00e0m vi\u1ec7c trong c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf. Khi quy m\u00f4 h\u1ec7 th\u1ed1ng ng\u00e0y c\u00e0ng m\u1edf r\u1ed9ng, nh\u1eefng v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn b\u1ea3o tr\u00ec, m\u1edf r\u1ed9ng v\u00e0 qu\u1ea3n l\u00fd s\u1ef1 ph\u1ee5 thu\u1ed9c gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n. Head First Design Patterns gi\u00fap nh\u00f3m \u0111\u1ed1i t\u01b0\u1ee3ng n\u00e0y hi\u1ec3u v\u00e0 \u00e1p d\u1ee5ng c\u00e1c m\u1eabu thi\u1ebft k\u1ebf ph\u1ed5 bi\u1ebfn \u0111\u1ec3 c\u1ea3i thi\u1ec7n c\u1ea5u tr\u00fac m\u00e3 ngu\u1ed3n, t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 l\u00e0m vi\u1ec7c v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n Ngo\u00e0i ra, nh\u1eefng l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n l\u00e2u d\u00e0i trong ng\u00e0nh, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng ng\u01b0\u1eddi chu\u1ea9n b\u1ecb cho c\u00e1c bu\u1ed5i ph\u1ecfng v\u1ea5n k\u1ef9 thu\u1eadt ho\u1eb7c \u0111\u1ecbnh h\u01b0\u1edbng tr\u1edf th\u00e0nh k\u1ef9 s\u01b0 ph\u1ea7n m\u1ec1m trung c\u1ea5p v\u00e0 cao c\u1ea5p, c\u0169ng s\u1ebd t\u00ecm th\u1ea5y nhi\u1ec1u gi\u00e1 tr\u1ecb t\u1eeb cu\u1ed1n s\u00e1ch. Vi\u1ec7c n\u1eafm v\u1eefng design patterns gi\u00fap h\u1ecd kh\u00f4ng ch\u1ec9 tr\u1ea3 l\u1eddi t\u1ed1t c\u00e1c c\u00e2u h\u1ecfi chuy\u00ean m\u00f4n, m\u00e0 c\u00f2n th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c t\u01b0 duy thi\u1ebft k\u1ebf v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n Tuy nhi\u00ean, Head First Design Patterns kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho nh\u1eefng ng\u01b0\u1eddi ch\u01b0a c\u00f3 n\u1ec1n t\u1ea3ng l\u1eadp tr\u00ecnh c\u01a1 b\u1ea3n ho\u1eb7c ch\u1ec9 quan t\u00e2m \u0111\u1ebfn vi\u1ec7c h\u1ecdc c\u00fa ph\u00e1p c\u1ee7a m\u1ed9t ng\u00f4n ng\u1eef c\u1ee5 th\u1ec3. Cu\u1ed1n s\u00e1ch t\u1eadp trung v\u00e0o t\u01b0 duy v\u00e0 nguy\u00ean l\u00fd thi\u1ebft k\u1ebf, do \u0111\u00f3 ng\u01b0\u1eddi \u0111\u1ecdc c\u1ea7n c\u00f3 hi\u1ec3u bi\u1ebft nh\u1ea5t \u0111\u1ecbnh v\u1ec1 l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ec3 c\u00f3 th\u1ec3 ti\u1ebfp thu n\u1ed9i dung m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u1ea3i xu\u1ed1ng ho\u1eb7c \u0111\u1ecdc tr\u1ef1c tuy\u1ebfn cu\u1ed1n s\u00e1ch n\u00e0y tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau nh\u01b0 SlideShare, Scribd, Issuu hay Studylid. M\u1ed7i n\u1ec1n t\u1ea3ng \u0111\u1ec1u h\u1ed7 tr\u1ee3 \u0111\u1ecdc tr\u1ef1c ti\u1ebfp, l\u01b0u l\u1ea1i \u0111\u1ec3 xem sau v\u00e0 t\u1ea3i v\u1ec1 khi c\u1ea7n, r\u1ea5t ti\u1ec7n cho c\u1ea3 m\u00e1y t\u00ednh<\/a> l\u1eabn \u0111i\u1ec7n tho\u1ea1i. H\u00e3y ch\u1ecdn n\u01a1i ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi th\u00f3i quen s\u1eed d\u1ee5ng c\u1ee7a b\u1ea1n \u0111\u1ec3 tr\u1ea3i nghi\u1ec7m tr\u1ecdn v\u1eb9n n\u1ed9i dung cu\u1ed1n s\u00e1ch.<\/p>\n\n\n\n [1] E. Freeman, E. Robson, B. Bates and K. Sierra, Head First Design Patterns<\/em>, 10th Anniversary ed. Sebastopol, CA, USA: O\u2019Reilly Media, 2014. Head First Design Patterns kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t cu\u1ed1n s\u00e1ch li\u1ec7t k\u00ea c\u00e1c m\u1eabu thi\u1ebft k\u1ebf, m\u00e0 l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u r\u00f5 c\u00e1ch t\u01b0 duy v\u00e0 ra quy\u1ebft \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/p>\n","protected":false},"author":1,"featured_media":2721,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAowieHDDA:productID":"","footnotes":""},"categories":[5],"tags":[],"class_list":["post-2720","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tai-lieu"],"_links":{"self":[{"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/posts\/2720","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/comments?post=2720"}],"version-history":[{"count":2,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/posts\/2720\/revisions"}],"predecessor-version":[{"id":2724,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/posts\/2720\/revisions\/2724"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/media\/2721"}],"wp:attachment":[{"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/media?parent=2720"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/categories?post=2720"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kienthucmo.com\/vi\/wp-json\/wp\/v2\/tags?post=2720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/p>\n\n\n\n1. Th\u00f4ng tin c\u01a1 b\u1ea3n v\u1ec1 cu\u1ed1n s\u00e1ch<\/h2>\n\n\n\n
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2. T\u00f3m t\u1eaft s\u01a1 l\u01b0\u1ee3c n\u1ed9i dung<\/h2>\n\n\n\n
3. V\u00ec sao b\u1ea1n n\u00ean \u0111\u1ecdc cu\u1ed1n s\u00e1ch n\u00e0y?<\/h2>\n\n\n\n
4. Cu\u1ed1n s\u00e1ch n\u00e0y d\u00e0nh cho ai?<\/h2>\n\n\n\n
5. T\u1ea3i xu\u1ed1ng, tr\u1ea3i nghi\u1ec7m<\/h2>\n\n\n\n
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6. T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n\n\n\n
[2] E. Gamma, R. Helm, R. Johnson and J. Vlissides, Design Patterns: Elements of Reusable Object-Oriented Software<\/em>. Boston, MA, USA: Addison-Wesley, 1994.
[3] R. C. Martin, Clean Code: A Handbook of Agile Software Craftsmanship<\/em>. Upper Saddle River, NJ, USA: Prentice Hall, 2008.
[4] R. C. Martin, Clean Architecture: A Craftsman\u2019s Guide to Software Structure and Design<\/em>. Boston, MA, USA: Pearson, 2017.
[5] M. Fowler, Refactoring: Improving the Design of Existing Code<\/em>, 2nd ed. Boston, MA, USA: Addison-Wesley, 2018.
[6] S. McConnell, Code Complete: A Practical Handbook of Software Construction<\/em>, 2nd ed. Redmond, WA, USA: Microsoft Press, 2004.
[7] OpenDev,\u00a0Foundations of Information Systems<\/em>. Available:\u00a0https:\/\/kienthucmo.com\/en\/foundations-of-information-systems\/<\/a>
[8] OpenDev,\u00a0Introduction to\u00a0\u00a0Computer<\/a>\u00a0Science<\/em>. Available:\u00a0https:\/\/kienthucmo.com\/en\/introduction-to-computer-science\/<\/a>
[9] OpenDev,\u00a0Principles of Data Science<\/em>. Available:\u00a0https:\/\/kienthucmo.com\/en\/principles-of-data-science\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"