{"id":1142,"date":"2021-04-22T11:02:23","date_gmt":"2021-04-22T04:02:23","guid":{"rendered":"https:\/\/ttc-solutions.com\/?p=1142"},"modified":"2021-04-22T11:03:32","modified_gmt":"2021-04-22T04:03:32","slug":"10-sai-lam-cua-mot-lap-trinh-vien-tu-hoc-phan-1","status":"publish","type":"post","link":"https:\/\/ttc-solutions.com\/vi\/10-sai-lam-cua-mot-lap-trinh-vien-tu-hoc-phan-1\/","title":{"rendered":"10 Sai L\u1ea7m C\u1ee7a M\u1ed9t L\u1eadp Tr\u00ecnh Vi\u00ean T\u1ef1 H\u1ecdc (PH\u1ea6N 1)"},"content":{"rendered":"\n<p><em>B\u00e0i vi\u1ebft c\u1ee7a&nbsp;<a href=\"http:\/\/www.radekbusa.eu\/\" target=\"_blank\" rel=\"noreferrer noopener\">Radek Busa<\/a>, m\u1ed9t full stack developer v\u00e0 l\u00e0 m\u1ed9t tech blogger l\u00e0m vi\u1ec7c t\u1ea1i ICZ, m\u1ed9t c\u00f4ng ty ph\u1ea7n m\u1ec1m l\u1edbn t\u1ea1i c\u1ed9ng h\u00f2a Czech.<\/em><\/p>\n\n\n\n<p>C\u00e1ch \u0111\u00e2y 8 n\u0103m, t\u00f4i b\u1eaft \u0111\u1ea7u con \u0111\u01b0\u1eddng l\u1eadp tr\u00ecnh c\u1ee7a m\u00ecnh v\u1edbi t\u01b0 c\u00e1ch l\u00e0 m\u1ed9t ng\u01b0\u1eddi th\u00edch t\u1ef1 h\u1ecdc. Sau \u0111\u00f3 t\u00f4i tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean t\u1ef1 do, th\u1ec9nh tho\u1ea3ng l\u00e0m vi\u1ec7c cho c\u00e1c c\u00f4ng ty kh\u1edfi nghi\u1ec7p v\u1edbi ng\u00e2n s\u00e1ch th\u1ea5p. Sau m\u1ed9t th\u1eddi gian v\u1edbi nh\u1eefng c\u00f4ng ty nh\u1ecf nh\u01b0 v\u1eady, t\u00f4i \u0111\u00e3 n\u1ed9p \u0111\u01a1n v\u00e0o m\u1ed9t t\u1eadp \u0111o\u00e0n l\u1edbn, n\u01a1i m\u00e0 sau v\u00e0i n\u0103m, s\u1ef1 nghi\u1ec7p c\u1ee7a t\u00f4i \u0111\u00e3 t\u0103ng v\u1ecdt v\u00e0 t\u1ef1 tin v\u1ec1 k\u1ef9 n\u0103ng ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m c\u1ee7a m\u00ecnh. C\u00f9ng v\u1edbi \u0111\u00f3, t\u00f4i \u0111ang h\u1ecdc th\u00eam Th\u1ea1c S\u1ef9 trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m, n\u01a1i c\u00e1c gia s\u01b0 \u0111\u00e3 gi\u00fap t\u00f4i c\u00f3 \u0111\u01b0\u1ee3c ki\u1ebfn \u200b\u200bth\u1ee9c chuy\u00ean m\u00f4n trong c\u00e1c l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m kh\u00e1c nhau v\u00e0 kh\u1ea3 n\u0103ng gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 logic ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n<p>Hi\u1ec7n t\u1ea1i 25 tu\u1ed5i, t\u00f4i c\u00f3 c\u00f4ng vi\u1ec7c \u0111\u1ea7u ti\u00ean sau khi t\u1ed1t nghi\u1ec7p v\u00e0, \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn l\u00e0 m\u1ed9t chuy\u00ean gia c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft nhi\u1ec1u v\u1ea5n \u0111\u1ec1 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m chuy\u00ean bi\u1ec7t, c\u0169ng \u0111\u01b0\u1ee3c c\u00e1c \u0111\u1ed3ng nghi\u1ec7p k\u00ednh tr\u1ecdng. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng su\u00f4n s\u1ebb nh\u01b0 v\u1eady v\u00e0 \u0111\u00e3 c\u00f3 m\u1ed9t giai \u0111o\u1ea1n kh\u00f3 kh\u0103n khi t\u00f4i l\u00e0 m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean t\u1ef1 h\u1ecdc m\u00e0 kh\u00f4ng c\u00f3 \u0111\u1ecbnh h\u01b0\u1edbng v\u00e0 ch\u1ec9 t\u1eadp trung v\u00e0o vi\u1ec7c l\u00e0m sao \u0111\u1ec3 vi\u1ebft ph\u1ea7n m\u1ec1m th\u1eadt nhanh.<\/p>\n\n\n\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, t\u00f4i s\u1ebd chia s\u1ebb v\u1ec1 10 sai l\u1ea7m c\u1ee7a m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean t\u1ef1 h\u1ecdc m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft v\u00e0 tr\u00e1nh tr\u01b0\u1edbc khi m\u1eafc ph\u1ea3i.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>1. <strong>Kh\u00f4ng c\u00f3 nh\u1eadn th\u1ee9c v\u1ec1 h\u1ec7 sinh th\u00e1i:<\/strong><\/p>\n\n\n\n<p>Ng\u00e0y tr\u01b0\u1edbc, t\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng m\u1ed9t th\u01b0 vi\u1ec7n \u0111\u01a1n gi\u1ea3n (jQuery) k\u1ebft h\u1ee3p v\u1edbi c\u00e1c s\u00e1ng ki\u1ebfn c\u1ee7a m\u00ecnh \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c gi\u1ea3i ph\u00e1p kh\u00e1 l\u1edbn m\u00e0 ng\u00e0y nay t\u00f4i s\u1eed d\u1ee5ng framework MVC \u0111\u1ec3 th\u1ef1c hi\u1ec7n. T\u00f4i t\u1eebng cho r\u1eb1ng ch\u1ec9 h\u1ecdc v\u00e0 s\u1eed d\u1ee5ng m\u1ed9t v\u00e0i th\u01b0 vi\u1ec7n c\u01a1 b\u1ea3n s\u1ebd gi\u00fap t\u00f4i gi\u1ea3i quy\u1ebft t\u1ea5t c\u1ea3 c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ee7a m\u00ecnh trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n web. T\u00f4i kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf c\u00f3 l\u1ebd t\u1ed1t h\u01a1n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n. T\u00f4i ch\u1ec9 mu\u1ed1n l\u00e0m cho xong v\u00e0 ti\u1ebfp t\u1ee5c v\u1edbi m\u1ed9t d\u1ef1 \u00e1n kh\u00e1c. Cu\u1ed1i c\u00f9ng t\u00f4i \u0111\u00e3 nh\u1eadn ra r\u1eb1ng t\u00f4i \u0111\u00e3 gi\u1ea3i quy\u1ebft m\u1ed9t v\u1ea5n \u0111\u1ec1 r\u1ea5t \u0111\u01a1n gi\u1ea3n b\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng gi\u1ea3i ph\u00e1p ph\u1ee9c t\u1ea1p kh\u00f4ng c\u1ea7n thi\u1ebft ch\u1ec9 v\u00ec t\u00f4i \u0111ang s\u1eed d\u1ee5ng m\u1ed9t th\u01b0 vi\u1ec7n d\u00e0nh \u0111\u1ec3 gi\u1ea3i c\u00e1c lo\u1ea1i v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/itguru.vn\/blog\/wp-content\/uploads\/2021\/01\/Ecosystem.png\" alt=\"Ecosystem\" class=\"wp-image-5518\"\/><\/figure><\/div>\n\n\n\n<p>Theo kinh nghi\u1ec7m c\u1ee7a t\u00f4i, kh\u00f4ng c\u00f3 framework, ng\u00f4n ng\u1eef hay th\u01b0 vi\u1ec7n n\u00e0o l\u00e0 ti\u00ean quy\u1ebft \u0111\u1ec3 gi\u1ea3i quy\u1ebft t\u1ea5t c\u1ea3 c\u00e1c v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Ng\u00e0y nay, m\u1ed7i khi v\u1ea5p ph\u1ea3i m\u1ed9t v\u1ea5n \u0111\u1ec1 m\u1edbi, t\u00f4i c\u1ed1 g\u1eafng t\u00ecm ki\u1ebfm c\u00e1c gi\u1ea3i ph\u00e1p \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u0111\u00f3 v\u1edbi \u00edt n\u1ed7 l\u1ef1c nh\u1ea5t c\u00f3 th\u1ec3.&nbsp;<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>2. Kh\u00f4ng d\u00f9ng Testing Unit:<\/strong><\/p>\n\n\n\n<p>T\u00f4i \u0111\u00e3 qu\u00e1 t\u1ef1 tin v\u00e0o code c\u1ee7a m\u00ecnh. T\u00f4i \u0111\u00e3 th\u1eed nghi\u1ec7m code c\u1ee7a m\u00ecnh m\u1ed9t c\u00e1ch \u0111\u1eb7c bi\u1ec7t b\u1eb1ng c\u00e1ch vi\u1ebft code calls, ghi nh\u1eadt k\u00fd, ki\u1ec3m tra b\u1eb1ng tay.. Sau \u0111\u00f3, m\u1ed9t l\u1ed7i trong c\u00f9ng m\u1ed9t code xu\u1ea5t hi\u1ec7n v\u00e0 t\u00f4i \u0111\u00e3 vi\u1ebft l\u1ea1i testing code t\u01b0\u01a1ng t\u1ef1. R\u1ea5t l\u00e3ng ph\u00ed th\u1eddi gian!<\/p>\n\n\n\n<p>Sau nhi\u1ec1u n\u0103m t\u00edch l\u0169y c\u00e1c k\u1ef9 n\u0103ng c\u1ee9ng v\u1ec1 l\u1eadp tr\u00ecnh v\u00e0 ki\u1ec3m th\u1eed, \u0111\u00e2y l\u00e0 nh\u1eefng l\u1ee3i th\u1ebf ch\u00ednh c\u1ee7a l\u00fd do t\u1ea1i sao n\u00ean vi\u1ebft c\u00e1c b\u00e0i unit test b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng unit testing framework:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Mang l\u1ea1i s\u1ef1 t\u1ef1 tin v\u1ec1 code m\u00e0 n\u00f3 ki\u1ec3m tra v\u00ec n\u00f3 c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i sau m\u1ed7i l\u1ea7n thay \u0111\u1ed5i.<\/li><li>Gi\u00fap kh\u1eafc ph\u1ee5c c\u00e1c thi\u1ebft k\u1ebf API t\u1ec7 h\u1ea1i.<\/li><li>Gi\u00fap thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng t\u1ed1t h\u01a1n.<\/li><li>M\u1ed9t lo\u1ea1i t\u00e0i li\u1ec7u lu\u00f4n \u0111\u1ed3ng b\u1ed9 v\u1edbi code.<\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>3. Sao ch\u00e9p code qu\u00e1 nhi\u1ec1u:<\/strong><\/p>\n\n\n\n<p>T\u00f4i v\u1eabn duy tr\u00ec m\u1ed9t s\u1ed1 d\u1ef1 \u00e1n th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t \u201cc\u01a1n \u00e1c m\u1ed9ng\u201d . B\u00ean c\u1ea1nh vi\u1ec7c thi\u1ebfu hi\u1ec7u qu\u1ea3 c\u1ee7a dev stack, l\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn tr\u00f9ng l\u1eb7p \u2013 kh\u00f4ng ch\u1ec9 m\u00e3 copypasted m\u00e0 c\u00f2n code thi\u1ebfu t\u00ednh tr\u1eebu t\u01b0\u1ee3ng \u2013 c\u00e1c ch\u1ee9c n\u0103ng ph\u1ed5 bi\u1ebfn kh\u00f4ng \u0111\u01b0\u1ee3c tr\u00edch xu\u1ea5t v\u00e0o c\u00e1c functions\/superclasses, magic values kh\u00f4ng \u0111\u01b0\u1ee3c tr\u00edch xu\u1ea5t v\u00e0o contants.. C\u00f3 l\u1ebd \u0111i\u1ec1u \u0111\u00f3 b\u1eaft ngu\u1ed3n t\u1eeb th\u1ef1c t\u1ebf l\u00e0 c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111\u1ea7u ti\u00ean c\u1ee7a t\u00f4i l\u00e0 HTML v\u00e0 CSS, \u1edf d\u1ea1ng ban \u0111\u1ea7u, s\u1ef1 tr\u00f9ng l\u1eb7p l\u00e0 ph\u1ed5 bi\u1ebfn.<\/p>\n\n\n\n<p>M\u1ed7i khi kh\u00e1ch h\u00e0ng mu\u1ed1n chuy\u1ec3n vi\u1ec7c b\u1ea3o tr\u00ec d\u1ef1 \u00e1n c\u1ee7a t\u00f4i cho ng\u01b0\u1eddi kh\u00e1c, nh\u1eefng ng\u01b0\u1eddi \u0111\u00f3 \u0111\u1ec1u kh\u00f4ng nh\u1eadn v\u00e0 coi t\u00f4i l\u00e0 m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean t\u1ed3i v\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a t\u00f4i l\u00e0 th\u1ea3m h\u1ea1i v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<p>T\u1eeb khi m\u1ed9t \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a t\u00f4i \u0111\u00e3 truy\u1ec1n c\u1ea3m h\u1ee9ng cho t\u00f4i \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c gi\u1ea3i ph\u00e1p c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng, tr\u1eebu t\u01b0\u1ee3ng v\u00e0 theo h\u01b0\u1edbng d\u1eef li\u1ec7u, t\u00f4i lu\u00f4n ngh\u0129 \u0111i tr\u01b0\u1edbc m\u1ed9t b\u01b0\u1edbc khi thi\u1ebft k\u1ebf c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee7a ri\u00eang m\u00ecnh v\u00e0 c\u1ed1 g\u1eafng ngh\u0129 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 code c\u1ee7a t\u00f4i sau n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hay t\u00e1i s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>4. Kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3i ti\u1ebfn code:<\/strong><\/p>\n\n\n\n<p>Nhi\u1ec1u l\u1ea7n khi b\u1eaft \u0111\u1ea7u s\u1ef1 nghi\u1ec7p l\u1eadp tr\u00ecnh vi\u00ean c\u1ee7a m\u00ecnh, t\u00f4i \u0111\u00e3 t\u1ea1o ra c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n, sau \u0111\u00f3 \u0111\u00e3 m\u1edf r\u1ed9ng kh\u00e1 nhi\u1ec1u sau khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng ch\u00ednh th\u1ee9c. Kh\u00e1ch h\u00e0ng c\u1ee7a t\u00f4i th\u01b0\u1eddng xuy\u00ean mu\u1ed1n thi\u1ebft k\u1ebf l\u1ea1i, th\u00eam c\u00e1c t\u00ednh n\u0103ng m\u1edbi ho\u1eb7c thay \u0111\u1ed5i \u0111\u1ec3 tu\u00e2n th\u1ee7 GDPR. \u0110\u1ec3 l\u00e0m cho h\u1ecd h\u00e0i l\u00f2ng b\u1eb1ng c\u00e1ch gi\u1ea3m chi ph\u00ed, t\u00f4i lu\u00f4n ph\u00e1t tri\u1ec3n nh\u1eefng g\u00ec h\u1ecd c\u1ea7n trong khi kh\u00f4ng bao gi\u1edd quan t\u00e2m \u0111\u1ebfn code c\u0169 t\u1eeb c\u00e1c phi\u00ean b\u1ea3n tr\u01b0\u1edbc c\u1ee7a s\u1ea3n ph\u1ea9m.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/itguru.vn\/blog\/wp-content\/uploads\/2021\/01\/Technical-debt.png\" alt=\"thi\u1ebfu k\u1ef9 n\u0103ng l\u1eadp tr\u00ecnh c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n tr\u1ea3 gi\u00e1\" class=\"wp-image-5520\"\/><\/figure><\/div>\n\n\n\n<p>Gi\u1edd \u0111\u00e2y, t\u00f4i xem vi\u1ec7c c\u1ea3i ti\u1ebfn code li\u00ean t\u1ee5c (refactoring) nh\u01b0 m\u1ed9t th\u00f4ng l\u1ec7 ti\u00eau chu\u1ea9n trong quy tr\u00ecnh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m c\u1ee7a m\u00ecnh. M\u1ed7i khi c\u1ea7n, t\u00f4i th\u00eam chi ph\u00ed c\u1ea3i ti\u1ebfn n\u00e0y v\u00e0o t\u1ed5ng chi ph\u00ed ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ed9t t\u00ednh n\u0103ng. V\u00e0 sau khi gi\u1ea3i th\u00edch nh\u1eefng chi ph\u00ed b\u1ed5 sung \u0111\u00f3 cho kh\u00e1ch h\u00e0ng c\u1ee7a m\u00ecnh, t\u00f4i g\u1ea7n nh\u01b0 lu\u00f4n c\u1ea3m th\u1ea5y th\u00edch th\u00fa v\u1edbi \u0111i\u1ec1u \u0111\u00f3.<\/p>\n\n\n\n<p class=\"has-text-align-right\"><em>Ngu\u1ed3n: <a href=\"https:\/\/bitly.com.vn\/kugsit\" class=\"ek-link\">https:\/\/bitly.com.vn\/kugsit<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u00e0i vi\u1ebft c\u1ee7a&nbsp;Radek Busa, m\u1ed9t full stack developer v\u00e0 l\u00e0 m\u1ed9t tech blogger l\u00e0m vi\u1ec7c t\u1ea1i ICZ, m\u1ed9t c\u00f4ng ty ph\u1ea7n m\u1ec1m l\u1edbn t\u1ea1i c\u1ed9ng h\u00f2a Czech. C\u00e1ch \u0111\u00e2y 8 n\u0103m, t\u00f4i b\u1eaft \u0111\u1ea7u con \u0111\u01b0\u1eddng l\u1eadp tr\u00ecnh c\u1ee7a m\u00ecnh v\u1edbi t\u01b0 c\u00e1ch l\u00e0 m\u1ed9t ng\u01b0\u1eddi th\u00edch t\u1ef1 h\u1ecdc. Sau \u0111\u00f3 t\u00f4i tr\u1edf th\u00e0nh m\u1ed9t [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1145,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":4,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[28],"tags":[],"class_list":["post-1142","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recruitment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>10 Sai L\u1ea7m C\u1ee7a M\u1ed9t L\u1eadp Tr\u00ecnh Vi\u00ean T\u1ef1 H\u1ecdc (PH\u1ea6N 1) - TTC Solutions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ttc-solutions.com\/vi\/10-sai-lam-cua-mot-lap-trinh-vien-tu-hoc-phan-1\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"10 Sai L\u1ea7m C\u1ee7a M\u1ed9t L\u1eadp Tr\u00ecnh Vi\u00ean T\u1ef1 H\u1ecdc (PH\u1ea6N 1) - TTC Solutions\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i vi\u1ebft c\u1ee7a&nbsp;Radek Busa, m\u1ed9t full stack developer v\u00e0 l\u00e0 m\u1ed9t tech blogger l\u00e0m vi\u1ec7c t\u1ea1i ICZ, m\u1ed9t c\u00f4ng ty ph\u1ea7n m\u1ec1m l\u1edbn t\u1ea1i c\u1ed9ng h\u00f2a Czech. 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