{"id":72362,"date":"2024-06-06T06:07:01","date_gmt":"2024-06-05T23:07:01","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=72362"},"modified":"2024-06-12T11:34:32","modified_gmt":"2024-06-12T04:34:32","slug":"golang-backend-la-gi","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/","title":{"rendered":"Golang Backend: C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n backend v\u1edbi Golang c\u01a1 b\u1ea3n"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Golang_Backend_la_gi\" >Golang Backend l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Vi_sao_nen_su_dung_lap_trinh_Golang_backend\" >V\u00ec sao n\u00ean s\u1eed d\u1ee5ng l\u1eadp tr\u00ecnh Golang backend?\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Nhuoc_diem_cua_lap_trinh_Golang_Backend\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a l\u1eadp tr\u00ecnh Golang Backend<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Cac_buoc_phat_trien_Golang_Backend_co_ban\" >C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n Golang Backend c\u01a1 b\u1ea3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Cac_buoc_tiep_theo_de_tro_thanh_mot_lap_trinh_vien_Golang_Backend_nang_cao\" >C\u00e1c b\u01b0\u1edbc ti\u1ebfp theo \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Golang Backend n\u00e2ng cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Cau_hoi_thuong_gap_ve_Golang_Backend\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Golang Backend<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/#Ket_luan_Golang_Backend\" >K\u1ebft lu\u1eadn Golang Backend<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>Golang l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t tri\u1ec3n backend do c\u00fa ph\u00e1p s\u1ea1ch s\u1ebd, thanh l\u1ecbch, nh\u01b0 m\u1ed9t c\u00e2u n\u00f3i \u0111\u00f9a trong gi\u1edbi l\u1eadp tr\u00ecnh vi\u00ean r\u1eb1ng: \u201cCode backend b\u1eb1ng Go so v\u1edbi c\u00e1c ng\u00f4n ng\u1eef \u0111\u1ed9ng kh\u00e1c gi\u1ed1ng nh\u01b0 so s\u00e1nh trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i v\u1edbi ch\u1ee3 v\u1eady\u201d. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 v\u00ec sao l\u1ea1i c\u00f3 c\u00e2u n\u00f3i tr\u00ean, c\u0169ng nh\u01b0 c\u00e1ch \u00e1p d\u1ee5ng Golang \u0111\u1ec3 ph\u00e1t tri\u1ec3n backend.<\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecdc b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Golang Backend l\u00e0 g\u00ec?<\/span><\/li>\n<li><span style=\"font-weight: 400;\">V\u00ec sao s\u1eed d\u1ee5ng Golang \u0111\u1ec3 ph\u00e1t tri\u1ec3n backend?\u00a0<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a d\u00f9ng Golang cho Backend<\/span><\/li>\n<li><span style=\"font-weight: 400;\">C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n backend v\u1edbi Golang c\u01a1 b\u1ea3n<\/span><\/li>\n<li><span style=\"font-weight: 400;\">C\u00e1c b\u01b0\u1edbc ti\u1ebfp theo \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Golang Backend n\u00e2ng cao<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Golang_Backend_la_gi\"><\/span><strong>Golang Backend l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Golang (hay Go) l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, n\u00f3 gi\u1ed1ng nh\u01b0 Python, Java hay C++ \u0111\u1eb7c bi\u1ec7t m\u1ea1nh m\u1ebd trong l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n web v\u00e0 v\u1eadn h\u00e0nh c\u00e1c \u1ee9ng d\u1ee5ng ph\u00eda m\u00e1y ch\u1ee7.<\/span><\/p>\n<h3><strong>Backend l\u00e0 g\u00ec?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">H\u00e3y c\u00f9ng xem x\u00e9t kh\u00e1i ni\u1ec7m backend l\u00e0 g\u00ec \u0111\u1ec3 hi\u1ec3u v\u00ec sao Golang l\u1ea1i ph\u00f9 h\u1ee3p \u0111\u1ec3 vi\u1ebft backend:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Backend l\u00e0 ph\u1ea7n m\u00e1y ch\u1ee7 c\u1ee7a m\u1ed9t \u1ee9ng d\u1ee5ng ph\u1ea7n m\u1ec1m ho\u1eb7c m\u1ed9t trang web, bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n x\u1eed l\u00fd qu\u1ea3n l\u00fd d\u1eef li\u1ec7u, logic nghi\u1ec7p v\u1ee5 v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u \u1edf h\u1eadu tr\u01b0\u1eddng. Ph\u1ea7n n\u00e0y c\u1ee7a \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch v\u00f4 h\u00ecnh \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng, th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c, l\u01b0u tr\u1eef th\u00f4ng tin v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u khi c\u1ea7n thi\u1ebft.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c \u1ee9ng d\u1ee5ng backend h\u1ed7 tr\u1ee3 c\u00e1c d\u1ecbch v\u1ee5 ng\u01b0\u1eddi d\u00f9ng \u1edf ph\u00eda giao di\u1ec7n v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u01b0\u01a1ng t\u00e1c tr\u01a1n tru v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n l\u1ef1c c\u1ea7n thi\u1ebft, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng cho ch\u1ee9c n\u0103ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c trang web v\u00e0 \u1ee9ng d\u1ee5ng ph\u1ea7n m\u1ec1m.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong backend c\u00f3 2 ki\u1ebfn th\u1ee9c quan tr\u1ecdng c\u1ea7n bi\u1ebft l\u00e0 \u201cServer\u201d v\u00e0 \u201cRESTful API\u201d. C\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 2 ki\u1ebfn th\u1ee9c n\u00e0y \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n c\u00e1ch s\u1eed d\u1ee5ng Golang trong ph\u00e1t tri\u1ec3n backend nh\u00e9.<\/span><\/p>\n<h3><strong>Server l\u00e0 g\u00ec?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Server (hay c\u00f2n g\u1ecdi l\u00e0 m\u00e1y ch\u1ee7) l\u00e0 m\u1ed9t m\u00e1y t\u00ednh m\u1ea1nh m\u1ebd ho\u1eb7c m\u1ed9t h\u1ec7 th\u1ed1ng cung c\u1ea5p t\u00e0i nguy\u00ean, d\u1eef li\u1ec7u, d\u1ecbch v\u1ee5 ho\u1eb7c ch\u01b0\u01a1ng tr\u00ecnh cho c\u00e1c m\u00e1y t\u00ednh kh\u00e1c (c\u00e1c m\u00e1y kh\u00e1ch), th\u00f4ng qua m\u1ed9t m\u1ea1ng. Server l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p, n\u01a1i ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef website, c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">HTTP Server: Go c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c m\u00e1y ch\u1ee7 HTTP hi\u1ec7u su\u1ea5t cao. G\u00f3i net\/http trong th\u01b0 vi\u1ec7n chu\u1ea9n c\u1ee7a Go cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng th\u1ee9c \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 thi\u1ebft l\u1eadp m\u00e1y ch\u1ee7 HTTP. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng, x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u v\u00e0 g\u1eedi ph\u1ea3n h\u1ed3i s\u1eed d\u1ee5ng c\u00e1c ki\u1ec3u v\u00e0 h\u00e0m c\u00f3 s\u1eb5n. G\u00f3i n\u00e0y cho ph\u00e9p b\u1ea1n x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u m\u1ed9t c\u00e1ch \u0111\u1ed3ng th\u1eddi, l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng t\u1ea3i cao.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">HTTP Client: Go c\u0169ng cung c\u1ea5p c\u00e1c ti\u1ec7n \u00edch \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u HTTP \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c. \u0110i\u1ec1u n\u00e0y h\u1eefu \u00edch \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 ho\u1eb7c API b\u00ean ngo\u00e0i. G\u00f3i net\/http cung c\u1ea5p c\u00e1c ki\u1ec3u Client, Request, v\u00e0 Response \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u v\u00e0 x\u1eed l\u00fd c\u00e1c ph\u1ea3n h\u1ed3i.<\/span><\/li>\n<\/ul>\n<h3><strong>RESTful API l\u00e0 g\u00ec?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">RESTful API (Representational State Transfer) l\u00e0 m\u1ed9t giao di\u1ec7n l\u1eadp tr\u00ecnh \u1ee9ng d\u1ee5ng (API) s\u1eed d\u1ee5ng c\u00e1c y\u00eau c\u1ea7u HTTP \u0111\u1ec3 GET, PUT, POST v\u00e0 DELETE d\u1eef li\u1ec7u. REST l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c nguy\u00ean t\u1eafc ki\u1ebfn tr\u00fac m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf c\u00e1c d\u1ecbch v\u1ee5 web d\u1ef1a tr\u00ean c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng, bao g\u1ed3m tr\u1ea1ng th\u00e1i ngu\u1ed3n \u0111\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb \u0111\u1ecba l\u00fd v\u00e0 truy\u1ec1n qua HTTP b\u1edfi nhi\u1ec1u lo\u1ea1i m\u00e1y kh\u00e1ch \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng nhi\u1ec1u ng\u00f4n ng\u1eef kh\u00e1c nhau.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong m\u1ed9t d\u1ecbch v\u1ee5 Web theo m\u00f4 h\u00ecnh RESTful, c\u00e1c y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn URI c\u1ee7a m\u1ed9t ngu\u1ed3n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t ph\u1ea3n h\u1ed3i, c\u00f3 th\u1ec3 l\u00e0 XML, JSON, HTML, ho\u1eb7c m\u1ed9t \u0111\u1ecbnh d\u1ea1ng kh\u00e1c. Ph\u1ea3n h\u1ed3i c\u00f3 th\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng \u0111\u00e3 c\u00f3 thay \u0111\u1ed5i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ed1i v\u1edbi ngu\u1ed3n v\u00e0 c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c li\u00ean k\u1ebft si\u00eau v\u0103n b\u1ea3n \u0111\u1ebfn c\u00e1c ngu\u1ed3n li\u00ean quan kh\u00e1c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Th\u1ef1c hi\u1ec7n Y\u00eau C\u1ea7u RESTful b\u1eb1ng Go: Khi t\u01b0\u01a1ng t\u00e1c v\u1edbi API RESTful, Go s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP nh\u01b0 GET, POST, PUT v\u00e0 DELETE. B\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh header, thi\u1ebft l\u1eadp th\u1eddi gian ch\u1edd, x\u1eed l\u00fd chuy\u1ec3n h\u01b0\u1edbng v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u JSON ho\u1eb7c XML. G\u00f3i encoding\/json th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e3 h\u00f3a v\u00e0 gi\u1ea3i m\u00e3 d\u1eef li\u1ec7u JSON.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vi_sao_nen_su_dung_lap_trinh_Golang_backend\"><\/span><strong>V\u00ec sao n\u00ean s\u1eed d\u1ee5ng l\u1eadp tr\u00ecnh Golang backend?\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Golang l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho ph\u00e1t tri\u1ec3n backend v\u00ec nhi\u1ec1u l\u00fd do sau:<\/span><\/p>\n<h3><strong>Hi\u1ec7u su\u1ea5t<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef bi\u00ean d\u1ecbch, ngh\u0129a l\u00e0 n\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i tr\u1ef1c ti\u1ebfp th\u00e0nh m\u00e3 m\u00e1y m\u00e0 b\u1ed9 x\u1eed l\u00fd c\u00f3 th\u1ec3 th\u1ef1c thi, l\u00e0m cho n\u00f3 v\u1ed1n d\u0129 nhanh h\u01a1n c\u00e1c ng\u00f4n ng\u1eef th\u00f4ng d\u1ecbch. Hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 so s\u00e1nh v\u1edbi C++ ho\u1eb7c Java, \u0111\u00e2y l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf \u0111\u00e1ng k\u1ec3 khi x\u1eed l\u00fd kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u00e0 d\u1eef li\u1ec7u.<\/span><\/p>\n<h3><strong>\u0110\u1ed3ng th\u1eddi<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng n\u1ed5i b\u1eadt c\u1ee7a Go l\u00e0 h\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p cho vi\u1ec7c th\u1ef1c thi \u0111\u1ed3ng th\u1eddi. N\u00f3 s\u1eed d\u1ee5ng goroutines, l\u00e0 c\u00e1c h\u00e0m c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u1ed3ng th\u1eddi v\u1edbi c\u00e1c h\u00e0m kh\u00e1c. Goroutines \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd b\u1edfi th\u1eddi gian ch\u1ea1y Go v\u00e0 nh\u1eb9 h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c lu\u1ed3ng truy\u1ec1n th\u1ed1ng. \u0110i\u1ec1u n\u00e0y l\u00e0m cho Go \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 \u0111\u1ed3ng th\u1eddi cao (v\u00ed d\u1ee5, c\u00f4ng c\u1ee5 giao ti\u1ebfp th\u1eddi gian th\u1ef1c, m\u00e1y ch\u1ee7 x\u1eed l\u00fd nhi\u1ec1u k\u1ebft n\u1ed1i \u0111\u1ed3ng th\u1eddi).<\/span><\/p>\n<h3><strong>\u0110\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 \u0111\u1ecdc<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go c\u00f3 c\u00fa ph\u00e1p s\u1ea1ch v\u1edbi c\u00e1c t\u00ednh n\u0103ng t\u1ed1i gi\u1ea3n, d\u1ec5 h\u1ecdc v\u00e0 d\u1ec5 \u0111\u1ecdc. S\u1ef1 \u0111\u01a1n gi\u1ea3n n\u00e0y gi\u1ea3m b\u1edbt vi\u1ec7c ph\u1ea3i t\u1eadp trung v\u00e0o c\u00fa ph\u00e1p v\u00e0 c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 t\u1eadp trung v\u00e0o ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec m\u00e3 ngu\u1ed3n. Ng\u00f4n ng\u1eef n\u00e0y c\u0169ng th\u1ef1c thi m\u1ed9t ti\u00eau chu\u1ea9n \u0111\u1ecbnh d\u1ea1ng duy nh\u1ea5t, gi\u00fap gi\u1eef cho c\u00e1c c\u01a1 s\u1edf m\u00e3 nh\u1ea5t qu\u00e1n v\u00e0 gi\u1ea3m thi\u1ec3u kh\u1ea3 n\u0103ng x\u1ea3y ra l\u1ed7i.<\/span><\/p>\n<h3><strong>Th\u01b0 vi\u1ec7n chu\u1ea9n m\u1ea1nh m\u1ebd<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u01b0 vi\u1ec7n chu\u1ea9n c\u1ee7a Go r\u1ea5t to\u00e0n di\u1ec7n v\u00e0 cung c\u1ea5p nhi\u1ec1u ch\u1ee9c n\u0103ng t\u00edch h\u1ee3p s\u1eb5n \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c ho\u1ea1t \u0111\u1ed9ng I\/O, m\u00e1y ch\u1ee7 HTTP, m\u00e3 h\u00f3a,&#8230; ngay t\u1eeb ban \u0111\u1ea7u. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n kh\u00f4ng b\u1ecb ph\u1ee5 thu\u1ed9c v\u00e0o b\u00ean th\u1ee9 ba v\u00e0 \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng v\u1eefng ch\u1eafc v\u00e0 an to\u00e0n.<\/span><\/p>\n<h3><strong>Qu\u1ea3n l\u00fd b\u1ed9 nh\u1edb hi\u1ec7u qu\u1ea3<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go t\u1ef1 \u0111\u1ed9ng x\u1eed l\u00fd ph\u00e2n b\u1ed5 b\u1ed9 nh\u1edb v\u00e0 thu gom r\u00e1c, gi\u00fap ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 b\u1ed9 nh\u1edb v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ea1y trong th\u1eddi gian d\u00e0i th\u01b0\u1eddng th\u1ea5y \u1edf ph\u00eda server.<\/span><\/p>\n<h3><strong>S\u1ef1 h\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd t\u1eeb c\u1ed9ng \u0111\u1ed3ng\u00a0<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">K\u1ec3 t\u1eeb khi \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n t\u1ea1i Google, Go \u0111\u00e3 thu h\u00fat m\u1ed9t c\u1ed9ng \u0111\u1ed3ng l\u1edbn c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 m\u1ed9t h\u1ec7 sinh th\u00e1i phong ph\u00fa c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 th\u01b0 vi\u1ec7n. S\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a c\u1ed9ng \u0111\u1ed3ng gi\u00fap gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3, v\u00e0 s\u1ef1 s\u1eb5n c\u00f3 c\u1ee7a nhi\u1ec1u t\u00e0i nguy\u00ean h\u1ed7 tr\u1ee3 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n trong vi\u1ec7c h\u1ecdc h\u1ecfi v\u00e0 \u00e1p d\u1ee5ng ng\u00f4n ng\u1eef m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<h3><strong>Ph\u00e1t tri\u1ec3n \u0110a n\u1ec1n t\u1ea3ng<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n \u0111a n\u1ec1n t\u1ea3ng, c\u00f3 ngh\u0129a l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng vi\u1ebft b\u1eb1ng Go c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch v\u00e0 ch\u1ea1y tr\u00ean c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1c nhau (Windows, macOS, Linux) m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ec9nh s\u1eeda m\u00e3. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 l\u1ee3i cho c\u00e1c doanh nghi\u1ec7p nh\u1eafm \u0111\u1ebfn vi\u1ec7c tri\u1ec3n khai r\u1ed9ng r\u00e3i tr\u00ean nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng m\u00e1y ch\u1ee7 kh\u00e1c nhau.<\/span><\/p>\n<blockquote><p><strong>T\u00f3m l\u1ea1i v\u00ec m\u1ed9t s\u1ed1 l\u00fd do sau \u0111\u00e2y m\u00e0 Golang \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng \u0111\u1ec3 vi\u1ebft backend:<\/strong><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">\u0110\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 h\u1ecdc: Go l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 h\u1ecdc, c\u1ea3 \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u. C\u00f3 c\u00fa ph\u00e1p s\u1ea1ch s\u1ebd d\u1ec5 \u0111\u1ecdc v\u00e0 vi\u1ebft. N\u00ean khi c\u00e1c d\u1ef1 \u00e1n chuy\u1ec3n \u0111\u1ed5i backend t\u1eeb m\u1ed9t ng\u00f4n ng\u1eef kh\u00e1c sang Golang s\u1ebd kh\u00f4ng c\u1ea7n \u0111\u00e0o t\u1ea1o l\u1ea1i c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t cao: Go l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef hi\u1ec7u qu\u1ea3 cao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u su\u1ea5t cao. N\u00f3 c\u0169ng hi\u1ec7u qu\u1ea3 v\u1ec1 m\u1eb7t b\u1ed9 nh\u1edb \u1edf backend.\u00a0<\/span><\/li>\n<li><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 \u0111\u1ed3ng th\u1eddi: Go c\u00f3 h\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p s\u1eb5n cho \u0111\u1ed3ng th\u1eddi, l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u1ec1 ph\u1ea7n backend.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">C\u00f4ng c\u1ee5: Go c\u00f3 m\u1ed9t b\u1ed9 c\u00f4ng c\u1ee5 \u0111\u1ea7y \u0111\u1ee7 gi\u00fap d\u1ec5 d\u00e0ng ph\u00e1t tri\u1ec3n v\u00e0 g\u1ee1 l\u1ed7i m\u00e3 Go.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">C\u1ed9ng \u0111\u1ed3ng: Go c\u00f3 m\u1ed9t c\u1ed9ng \u0111\u1ed3ng l\u1edbn v\u00e0 n\u0103ng \u0111\u1ed9ng c\u1ee7a c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n lu\u00f4n s\u1eb5n l\u00f2ng gi\u00fap \u0111\u1ee1.<\/span><\/li>\n<\/ul>\n<\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Nhuoc_diem_cua_lap_trinh_Golang_Backend\"><\/span><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a l\u1eadp tr\u00ecnh Golang Backend<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Tuy c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m ph\u00f9 h\u1ee3p v\u1edbi vi\u1ec7c ph\u00e1t tri\u1ec3n backend, Go c\u0169ng c\u00f3 m\u1ed9t v\u00e0i nh\u01b0\u1ee3c \u0111i\u1ec3m m\u00e0 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u1ea7n l\u01b0u \u00fd:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Kh\u00f4ng c\u00f3 nhi\u1ec1u c\u00e1c t\u00e0i nguy\u00ean b\u00ean th\u1ee9 ba b\u1eb1ng c\u00e1c ng\u00f4n ng\u1eef kh\u00e1c<\/strong>: Go l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi, v\u00ec v\u1eady n\u00f3 ch\u01b0a \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3p nhi\u1ec1u t\u1eeb c\u1ed9ng \u0111\u1ed3ng v\u1ec1 c\u00e1c th\u01b0 vi\u1ec7n v\u00e0 g\u00f3i h\u1ed7 tr\u1ee3 nh\u01b0 m\u1ed9t s\u1ed1 ng\u00f4n ng\u1eef kh\u00e1c nh\u01b0 Java ho\u1eb7c C++. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00f3 th\u1ec3 c\u00f3 \u00edt th\u01b0 vi\u1ec7n v\u00e0 framework \u0111\u1ec3 l\u00e0m vi\u1ec7c h\u01a1n cho Go khi d\u1ef1 \u00e1n ch\u1ecdn Go cho c\u00e1c t\u00e1c v\u1ee5 backend.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Kh\u00f4ng linh ho\u1ea1t b\u1eb1ng m\u1ed9t s\u1ed1 ng\u00f4n ng\u1eef kh\u00e1c<\/strong>: Go l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c ki\u1ec3u t\u0129nh, c\u00f3 ngh\u0129a l\u00e0 c\u00e1c lo\u1ea1i bi\u1ebfn v\u00e0 bi\u1ec3u th\u1ee9c ph\u1ea3i \u0111\u01b0\u1ee3c khai b\u00e1o tr\u01b0\u1edbc khi ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m cho Go k\u00e9m linh ho\u1ea1t h\u01a1n so v\u1edbi m\u1ed9t s\u1ed1 ng\u00f4n ng\u1eef kh\u00e1c nh\u01b0 Python ho\u1eb7c JavaScript. \u0110i\u1ec1u n\u00e0y kh\u00f4ng h\u1eb3n l\u00e0 m\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn v\u00ec th\u00f4ng th\u01b0\u1eddng c\u00e1c t\u00e1c v\u1ee5 thu\u1ed9c backend r\u1ea5t quan tr\u1ecdng t\u00ednh \u1ed5n \u0111\u1ecbnh, nh\u01b0ng \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Go khi s\u1eed d\u1ee5ng cho c\u00e1c d\u1ef1 \u00e1n y\u00eau c\u1ea7u t\u00ednh linh ho\u1ea1t.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i \u1ee9ng d\u1ee5ng<\/strong>: V\u00ed d\u1ee5, Go kh\u00f4ng t\u1ed1t cho vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng GUI nh\u01b0 m\u1ed9t s\u1ed1 ng\u00f4n ng\u1eef kh\u00e1c nh\u01b0 Java ho\u1eb7c Python.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cac_buoc_phat_trien_Golang_Backend_co_ban\"><\/span><strong>C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n Golang Backend c\u01a1 b\u1ea3n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong>B\u01b0\u1edbc 1: C\u00e0i \u0111\u1eb7t Go<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u l\u1eadp tr\u00ecnh v\u1edbi Go, b\u1ea1n c\u1ea7n ph\u1ea3i c\u00e0i \u0111\u1eb7t n\u00f3 tr\u00ean m\u00e1y t\u00ednh c\u1ee7a m\u00ecnh. L\u00e0m theo c\u00e1c b\u01b0\u1edbc sau \u0111\u1ec3 c\u00e0i \u0111\u1eb7t Go:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Truy c\u1eadp trang t\u1ea3i xu\u1ed1ng ch\u00ednh th\u1ee9c c\u1ee7a Go t\u1ea1i https:\/\/golang.org\/dl\/.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn b\u1ed9 c\u00e0i \u0111\u1eb7t ph\u00f9 h\u1ee3p cho h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a b\u1ea1n (Windows, macOS, ho\u1eb7c Linux).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ea3i b\u1ed9 c\u00e0i \u0111\u1eb7t v\u00e0 ch\u1ea1y n\u00f3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">L\u00e0m theo c\u00e1c l\u1eddi nh\u1eafc c\u00e0i \u0111\u1eb7t \u0111\u1ec3 ho\u00e0n t\u1ea5t thi\u1ebft l\u1eadp.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sau khi c\u00e0i \u0111\u1eb7t Go, b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c minh vi\u1ec7c c\u00e0i \u0111\u1eb7t b\u1eb1ng c\u00e1ch m\u1edf m\u1ed9t c\u1eeda s\u1ed5 terminal ho\u1eb7c command prompt v\u00e0 ch\u1ea1y l\u1ec7nh sau:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">go version<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u1ea1n s\u1ebd th\u1ea5y phi\u00ean b\u1ea3n Go \u0111\u00e3 c\u00e0i \u0111\u1eb7t \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb.<\/span><\/p>\n<h3><strong>B\u01b0\u1edbc 2: C\u00e0i \u0111\u1eb7t Visual Studio Code<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Visual Studio Code (VS Code) l\u00e0 m\u1ed9t tr\u00ecnh bi\u00ean t\u1eadp m\u00e3 ngu\u1ed3n ph\u1ed5 bi\u1ebfn v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u1edbi Go. N\u1ebfu b\u1ea1n ch\u01b0a c\u00e0i \u0111\u1eb7t n\u00f3, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i v\u1ec1 t\u1eeb link sau: https:\/\/code.visualstudio.com\/<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 tr\u1ea3i nghi\u1ec7m ph\u00e1t tri\u1ec3n v\u1edbi Go tr\u00ean VS Code \u0111\u01b0\u1ee3c t\u1ed1t h\u01a1n, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc c\u00e0i \u0111\u1eb7t ti\u1ec7n \u00edch m\u1edf r\u1ed9ng Go trong c\u1eeda h\u00e0ng c\u1ee7a Microsoft. N\u00f3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ef1 \u0111\u1ed9ng ho\u00e0n th\u00e0nh code, g\u1ee1 l\u1ed7i v\u00e0 nhi\u1ec1u t\u00ednh n\u0103ng kh\u00e1c.<\/span><\/p>\n<h3><strong>B\u01b0\u1edbc 3: T\u1ea1o d\u1ef1 \u00e1n Go \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">B\u00e2y gi\u1edd b\u1ea1n \u0111\u00e3 c\u00e0i \u0111\u1eb7t xong Go v\u00e0 VS Code, \u0111\u00e3 \u0111\u1ebfn l\u00fac \u0111\u1ec3 t\u1ea1o d\u1ef1 \u00e1n Go \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1edf VS Code.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t th\u01b0 m\u1ee5c m\u1edbi cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n v\u00e0 m\u1edf n\u00f3 trong VS Code.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trong th\u01b0 m\u1ee5c d\u1ef1 \u00e1n, t\u1ea1o m\u1ed9t t\u1ec7p Go m\u1edbi v\u1edbi ph\u1ea7n m\u1edf r\u1ed9ng .go, v\u00ed d\u1ee5: main.go.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Vi\u1ebft v\u00e0 Bi\u00ean d\u1ecbch M\u00e3 Go c\u1ee7a B\u1ea1n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u00e3y vi\u1ebft m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh \u0111\u01a1n gi\u1ea3n \u201cHello, World!\u201d b\u1eb1ng Go<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">package main<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import<\/span> <span style=\"font-weight: 400;\">\"fmt\"<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func main() {<\/span>\r\n<span style=\"font-weight: 400;\"> fmt.Println(<\/span><span style=\"font-weight: 400;\">\"Hello, World!\"<\/span><span style=\"font-weight: 400;\">)<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 bi\u00ean d\u1ecbch v\u00e0 ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y, l\u00e0m theo c\u00e1c b\u01b0\u1edbc sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">L\u01b0u t\u1ec7p main.go.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1edf m\u1ed9t c\u1eeda s\u1ed5 terminal trong VS Code.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Di chuy\u1ec3n \u0111\u1ebfn th\u01b0 m\u1ee5c d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n b\u1eb1ng l\u1ec7nh cd.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ea1y l\u1ec7nh sau \u0111\u1ec3 bi\u00ean d\u1ecbch v\u00e0 th\u1ef1c thi ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a b\u1ea1n:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$ go run main.go<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u1ea1n s\u1ebd th\u1ea5y \u201cHello, World!\u201d \u0111\u01b0\u1ee3c in ra trong terminal.<\/span><\/p>\n<h3><strong>B\u01b0\u1edbc 4: T\u1ea1o Server<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">B\u00e2y gi\u1edd d\u1ef1 \u00e1n c\u1ee7a ch\u00fang ta \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, ch\u00fang ta c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u vi\u1ebft m\u00e3 backend. T\u1ea1o m\u1ed9t t\u1ec7p m\u1edbi c\u00f3 t\u00ean l\u00e0 server.go:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">package main<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import<\/span><span style=\"font-weight: 400;\"> (<\/span>\r\n<span style=\"font-weight: 400;\">\"fmt\"<\/span>\r\n<span style=\"font-weight: 400;\">\"log\"<\/span>\r\n<span style=\"font-weight: 400;\">\"net\/http\"<\/span>\r\n<span style=\"font-weight: 400;\">)<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func main() {<\/span>\r\n<span style=\"font-weight: 400;\">http.HandleFunc(<\/span><span style=\"font-weight: 400;\">\"\/\"<\/span><span style=\"font-weight: 400;\">, handler)<\/span>\r\n<span style=\"font-weight: 400;\">log.Fatal(http.ListenAndServe(<\/span><span style=\"font-weight: 400;\">\":8080\"<\/span><span style=\"font-weight: 400;\">, nil))<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func handler(w http.ResponseWriter, r *http.Request) {<\/span>\r\n<span style=\"font-weight: 400;\">fmt.Fprint(w, <\/span><span style=\"font-weight: 400;\">\"Hello, World!\"<\/span><span style=\"font-weight: 400;\">)<\/span>\r\n\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111o\u1ea1n m\u00e3 tr\u00ean, ch\u00fang ta nh\u1eadp c\u00e1c g\u00f3i c\u1ea7n thi\u1ebft, \u0111\u1ecbnh ngh\u0129a h\u00e0m main v\u00e0 thi\u1ebft l\u1eadp m\u1ed9t m\u00e1y ch\u1ee7 HTTP c\u01a1 b\u1ea3n. H\u00e0m handler ch\u1ecbu tr\u00e1ch nhi\u1ec7m x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u \u0111\u1ebfn v\u00e0 vi\u1ebft ph\u1ea3n h\u1ed3i cho kh\u00e1ch h\u00e0ng.<\/span><\/p>\n<h3><strong>B\u01b0\u1edbc 5: Ch\u1ea1y Server<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ch\u1ea1y server, m\u1edf terminal c\u1ee7a b\u1ea1n, \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn th\u01b0 m\u1ee5c d\u1ef1 \u00e1n v\u00e0 th\u1ef1c thi l\u1ec7nh sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$ go run server.go<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u1ea1n s\u1ebd th\u1ea5y server b\u1eaft \u0111\u1ea7u ch\u1ea1y tr\u00ean localhost t\u1ea1i c\u1ed5ng 8080. M\u1edf tr\u00ecnh duy\u1ec7t web c\u1ee7a b\u1ea1n v\u00e0 truy c\u1eadp http:\/\/localhost:8080. B\u1ea1n s\u1ebd th\u1ea5y th\u00f4ng \u0111i\u1ec7p &#8220;Hello, World!&#8221; hi\u1ec3n th\u1ecb tr\u00ean trang.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Xin ch\u00fac m\u1eebng! B\u1ea1n \u0111\u00e3 th\u00e0nh c\u00f4ng t\u1ea1o ra m\u00e1y ch\u1ee7 backend Go \u0111\u1ea7u ti\u00ean c\u1ee7a m\u00ecnh.<\/span><\/p>\n<h3><strong>B\u01b0\u1edbc 6: X\u00e2y d\u1ef1ng API RESTful<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">B\u00e2y gi\u1edd ch\u00fang ta \u0111\u00e3 c\u00f3 m\u1ed9t server c\u01a1 b\u1ea3n, h\u00e3y t\u1ea1o m\u1ed9t API RESTful \u0111\u01a1n gi\u1ea3n s\u1eed d\u1ee5ng g\u00f3i net\/http c\u1ee7a Go v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn Gorilla Mux ph\u1ed5 bi\u1ebfn.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea7u ti\u00ean, c\u00e0i \u0111\u1eb7t g\u00f3i Gorilla Mux b\u1eb1ng c\u00e1ch ch\u1ea1y l\u1ec7nh sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$ go get -u github.com\/gorilla\/mux<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ti\u1ebfp theo, c\u1eadp nh\u1eadt t\u1ec7p server.go v\u1edbi m\u00e3 sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">package main<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import<\/span><span style=\"font-weight: 400;\"> (<\/span>\r\n <span style=\"font-weight: 400;\">\"encoding\/json\"<\/span>\r\n <span style=\"font-weight: 400;\">\"log\"<\/span>\r\n <span style=\"font-weight: 400;\">\"net\/http\"<\/span>\r\n\r\n <span style=\"font-weight: 400;\">\"github.com\/gorilla\/mux\"<\/span>\r\n<span style=\"font-weight: 400;\">)<\/span>\r\n\r\n<span style=\"font-weight: 400;\">type User struct {<\/span>\r\n <span style=\"font-weight: 400;\">ID \u00a0 \u00a0 \u00a0 string `json:<\/span><span style=\"font-weight: 400;\">\"id\"<\/span><span style=\"font-weight: 400;\">`<\/span>\r\n <span style=\"font-weight: 400;\">Username string `json:<\/span><span style=\"font-weight: 400;\">\"username\"<\/span><span style=\"font-weight: 400;\">`<\/span>\r\n <span style=\"font-weight: 400;\">Email\u00a0 \u00a0 string `json:<\/span><span style=\"font-weight: 400;\">\"email\"<\/span><span style=\"font-weight: 400;\">`<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span>\r\n\r\n<span style=\"font-weight: 400;\">var users []User<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func main() {<\/span>\r\n <span style=\"font-weight: 400;\">router := mux.NewRouter()<\/span>\r\n <span style=\"font-weight: 400;\">router.HandleFunc(<\/span><span style=\"font-weight: 400;\">\"\/users\"<\/span><span style=\"font-weight: 400;\">, getUsers).Methods(<\/span><span style=\"font-weight: 400;\">\"GET\"<\/span><span style=\"font-weight: 400;\">)<\/span>\r\n <span style=\"font-weight: 400;\">router.HandleFunc(<\/span><span style=\"font-weight: 400;\">\"\/users\"<\/span><span style=\"font-weight: 400;\">, createUser).Methods(<\/span><span style=\"font-weight: 400;\">\"POST\"<\/span><span style=\"font-weight: 400;\">)<\/span>\r\n\r\n <span style=\"font-weight: 400;\">log.Fatal(http.ListenAndServe(<\/span><span style=\"font-weight: 400;\">\":8080\"<\/span><span style=\"font-weight: 400;\">, router))<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func getUsers(w http.ResponseWriter, r *http.Request) {<\/span>\r\n <span style=\"font-weight: 400;\">json.NewEncoder(w).Encode(users)<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span>\r\n\r\n<span style=\"font-weight: 400;\">func createUser(w http.ResponseWriter, r *http.Request) {<\/span>\r\n <span style=\"font-weight: 400;\">var newUser User<\/span>\r\n <span style=\"font-weight: 400;\">_ = json.NewDecoder(r.Body).Decode(&amp;newUser)<\/span>\r\n <span style=\"font-weight: 400;\">users = append(users, newUser)<\/span>\r\n <span style=\"font-weight: 400;\">json.NewEncoder(w).Encode(newUser)<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111o\u1ea1n m\u00e3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, ch\u00fang ta \u0111\u1ecbnh ngh\u0129a m\u1ed9t struct User v\u00e0 t\u1ea1o hai \u0111i\u1ec3m cu\u1ed1i API: \/users (GET) v\u00e0 \/users (POST). H\u00e0m getUsers tr\u1ea3 v\u1ec1 danh s\u00e1ch ng\u01b0\u1eddi d\u00f9ng d\u01b0\u1edbi d\u1ea1ng JSON, v\u00e0 h\u00e0m createUser th\u00eam m\u1ed9t ng\u01b0\u1eddi d\u00f9ng m\u1edbi v\u00e0o m\u1ea3ng users.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_buoc_tiep_theo_de_tro_thanh_mot_lap_trinh_vien_Golang_Backend_nang_cao\"><\/span><strong>C\u00e1c b\u01b0\u1edbc ti\u1ebfp theo \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Golang Backend n\u00e2ng cao<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong>H\u1ecdc v\u00e0 n\u1eafm ch\u1eafc c\u00e1c ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 Go<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch t\u00ecm hi\u1ec3u nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n c\u1ee7a ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Go. L\u00e0m quen v\u1edbi c\u00fa ph\u00e1p, c\u00e1c ki\u1ec3u d\u1eef li\u1ec7u, lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n, h\u00e0m v\u00e0 x\u1eed l\u00fd l\u1ed7i trong Go. S\u1eed d\u1ee5ng chatbot AI \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n h\u1ecdc c\u01a1 b\u1ea3n, b\u1ea1n th\u1eadm ch\u00ed c\u00f3 th\u1ec3 t\u1ea1o malware trong Go b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ChatGPT n\u1ebfu b\u1ea1n bi\u1ebft ph\u1ea3i \u0111\u1eb7t c\u00e2u h\u1ecfi nh\u01b0 th\u1ebf n\u00e0o.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tham kh\u1ea3o th\u00eam c\u00e1c b\u00e0i vi\u1ebft v\u1ec1 Golang tr\u00ean ITviec Blog:\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/itviec.com\/blog\/golang-la-gi\/\" target=\"_blank\" rel=\"noopener\">T\u1ed5ng quan Golang l\u00e0 g\u00ec? T\u1ea1i sao n\u00ean h\u1ecdc Golang 2024?<\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/itviec.com\/blog\/golang-co-ban\/\" target=\"_blank\" rel=\"noopener\">10+ kh\u00e1i ni\u1ec7m v\u00e0 c\u00fa ph\u00e1p Golang c\u01a1 b\u1ea3n<\/a><\/li>\n<li aria-level=\"1\"><a href=\"https:\/\/itviec.com\/blog\/lap-trinh-golang\/\" target=\"_blank\" rel=\"noopener\">6 b\u01b0\u1edbc tr\u1edf th\u00e0nh l\u1eadp tr\u00ecnh vi\u00ean Golang<\/a><\/li>\n<\/ul>\n<h3><strong>Hi\u1ec3u v\u1ec1 \u0111\u1ed3ng th\u1eddi v\u00e0 channels<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd cho \u0111\u1ed3ng th\u1eddi v\u00e0 channels. H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng Goroutines, channels v\u00e0 c\u00e1c c\u00e2u l\u1ec7nh Select \u0111\u1ec3 vi\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng backend \u0111\u1ed3ng th\u1eddi v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng trong Go. Hi\u1ec3u c\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 t\u00ednh song song, \u0111\u1ed3ng th\u1eddi v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a.\u00a0<\/span><\/p>\n<h3><strong>Nghi\u00ean c\u1ee9u c\u00e1c g\u00f3i v\u00e0 th\u01b0 vi\u1ec7n Go<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Go c\u00f3 m\u1ed9t h\u1ec7 sinh th\u00e1i phong ph\u00fa c\u00e1c g\u00f3i v\u00e0 th\u01b0 vi\u1ec7n gi\u00fap x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng backend hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c g\u00f3i ti\u00eau chu\u1ea9n c\u1ee7a Go nh\u01b0 net\/http, database\/sql, v\u00e0 encoding\/json, c\u0169ng nh\u01b0 c\u00e1c th\u01b0 vi\u1ec7n b\u00ean th\u1ee9 ba ph\u1ed5 bi\u1ebfn nh\u01b0 Gin, Echo, v\u00e0 GORM \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c API HTTP, t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u, v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng backend ph\u1ed5 bi\u1ebfn kh\u00e1c. Hi\u1ec3u bi\u1ebft v\u1ec1 c\u00e1c th\u01b0 vi\u1ec7n ti\u00eau chu\u1ea9n cung c\u1ea5p cho b\u1ea1n m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc \u0111\u1ec3 \u0111\u1ecdc hi\u1ec3u c\u00e1c n\u00e9t tinh t\u1ebf c\u1ee7a c\u00e1c framework web, v\u00e0 do \u0111\u00f3 gi\u00fap b\u1ea1n quy\u1ebft \u0111\u1ecbnh khi n\u00e0o s\u1eed d\u1ee5ng th\u01b0 vi\u1ec7n ti\u00eau chu\u1ea9n ho\u1eb7c khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng c\u00e1c framework.<\/span><\/p>\n<h3><strong>Nghi\u00ean c\u1ee9u v\u1ec1 ph\u00e1t tri\u1ec3n API<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n backend th\u01b0\u1eddng x\u00e2y d\u1ef1ng API \u0111\u1ec3 gi\u00fap ph\u1ee5c v\u1ee5 c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a s\u1ea3n ph\u1ea9m cho c\u00e1c \u1ee9ng d\u1ee5ng front-end ho\u1eb7c c\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c. H\u1ecdc c\u00e1ch thi\u1ebft k\u1ebf v\u00e0 tri\u1ec3n khai API RESTful s\u1eed d\u1ee5ng Go. <\/span><span style=\"font-weight: 400;\">Hi\u1ec3u c\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0 \u0111\u1ecbnh tuy\u1ebfn, middleware, x\u00e1c th\u1ef1c, ph\u00e2n quy\u1ec1n, x\u00e1c th\u1ef1c v\u00e0 x\u1eed l\u00fd l\u1ed7i trong b\u1ed1i c\u1ea3nh ph\u00e1t tri\u1ec3n API s\u1eed d\u1ee5ng c\u00e1c th\u01b0 vi\u1ec7n Go ph\u1ed5 bi\u1ebfn nh\u01b0 Gin, Echo ho\u1eb7c Fiber.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 h\u1ecdc t\u1eeb <a href=\"https:\/\/github.com\/ibmendoza\/go-template\" target=\"_blank\" rel=\"noopener\">m\u1eabu web<\/a> <\/span><span style=\"font-weight: 400;\">tr\u00ean Github<\/span><span style=\"font-weight: 400;\">\u00a0c\u00f3 s\u1eb5n \u0111\u1ec3 nhanh ch\u00f3ng thi\u1ebft k\u1ebf m\u1ed9t web ri\u00eang c\u1ee7a b\u1ea1n, t\u1eeb \u0111\u00f3 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m h\u1ecdc t\u1eadp c\u1ee7a m\u00ecnh.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\"><strong>T\u01b0\u01a1ng t\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong>\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n backend th\u01b0\u1eddng xuy\u00ean t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">T\u00ecm hi\u1ec3u c\u00e1ch l\u00e0m vi\u1ec7c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u trong Go b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng g\u00f3i c\u01a1 s\u1edf d\u1eef li\u1ec7u\/sql, ho\u1eb7c c\u00e1c th\u01b0 vi\u1ec7n ORM (\u00c1nh x\u1ea1 quan h\u1ec7 \u0111\u1ed1i t\u01b0\u1ee3ng) ph\u1ed5 bi\u1ebfn nh\u01b0 GORM ho\u1eb7c XORM. Hi\u1ec3u c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c CRUD (T\u1ea1o, \u0110\u1ecdc, C\u1eadp nh\u1eadt, X\u00f3a), x\u1eed l\u00fd c\u00e1c giao d\u1ecbch v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00e1c t\u01b0\u01a1ng t\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t.<\/span><\/p>\n<h3><strong>T\u00ecm hi\u1ec3u v\u1ec1 ki\u1ec3m tra v\u00e0 g\u1ee1 l\u1ed7i<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Vi\u1ebft c\u00e1c test case l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n backend \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a code. T\u00ecm hi\u1ec3u c\u00e1ch vi\u1ebft c\u00e1c test case trong Go b\u1eb1ng g\u00f3i ki\u1ec3m tra t\u00edch h\u1ee3p s\u1eb5n. Hi\u1ec3u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t \u0111\u1ec3 ki\u1ec3m th\u1eed \u0111\u01a1n v\u1ecb, ki\u1ec3m th\u1eed t\u00edch h\u1ee3p v\u00e0 m\u00f4 ph\u1ecfng trong Go.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, h\u00e3y t\u00ecm hi\u1ec3u c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 g\u1ee1 l\u1ed7i t\u00edch h\u1ee3p c\u1ee7a Go nh\u01b0 tr\u00ecnh g\u1ee1 l\u1ed7i v\u00e0 pprof \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t.\u00a0<\/span><\/p>\n<h3><strong>L\u00e0m quen v\u1edbi tri\u1ec3n khai s\u1ea3n ph\u1ea9m v\u00e0 DevOps<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n backend c\u1ea7n ph\u1ea3i l\u00e0m quen v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng tri\u1ec3n khai s\u1ea3n ph\u1ea9m v\u00e0 DevOps. T\u00ecm hi\u1ec3u c\u00e1ch x\u00e2y d\u1ef1ng v\u00e0 tri\u1ec3n khai c\u00e1c \u1ee9ng d\u1ee5ng Go, \u0111\u00f3ng g\u00f3i ch\u00fang b\u1eb1ng Docker v\u00e0 tri\u1ec3n khai ch\u00fang l\u00ean c\u00e1c n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y nh\u01b0 Fly.io. Hi\u1ec3u c\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0 t\u00edch h\u1ee3p li\u00ean t\u1ee5c, tri\u1ec3n khai li\u00ean t\u1ee5c v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng d\u01b0\u1edbi d\u1ea1ng m\u00e3 (IaC) b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Git. Git r\u1ea5t quan tr\u1ecdng, kh\u00f4ng ai c\u00f3 th\u1ec3 th\u1ec3 kh\u00f4ng d\u00f9ng n\u00f3.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_Golang_Backend\"><\/span><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Golang Backend<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u1edf th\u00e0nh chuy\u00ean gia v\u1ec1 Golang?<\/strong><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ecdc c\u01a1 b\u1ea3n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">L\u00e0m ch\u1ee7 c\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i (h\u00e0m, con tr\u1ecf, c\u1ea5u tr\u00fac, giao di\u1ec7n)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">X\u1eed l\u00fd l\u1ed7i ch\u01b0\u01a1ng tr\u00ecnh m\u1ed9t c\u00e1ch tr\u01a1n tru.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u00fac \u0111\u1ea9y vi\u1ec7c s\u1eed d\u1ee5ng l\u1ea1i m\u00e3 b\u1eb1ng c\u00e1c g\u00f3i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Vi\u1ebft ph\u1ea7n m\u1ec1m \u0111\u1ed3ng th\u1eddi m\u1ea1nh m\u1ebd v\u1edbi goroutines v\u00e0 channels.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ki\u1ec3m tra v\u00e0 benchmark m\u00e3 Golang.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ecm hi\u1ec3u c\u00e1ch t\u1ea1o ch\u01b0\u01a1ng tr\u00ecnh d\u00f2ng l\u1ec7nh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ecm hi\u1ec3u c\u00e1ch t\u1ea1o API JSON REST.<\/span><\/li>\n<\/ul>\n<h3><strong>Golang c\u00f3 nhanh h\u01a1n Nodejs kh\u00f4ng?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1ec1 hi\u1ec7u su\u1ea5t, Golang \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch th\u00e0nh m\u00e3 m\u00e1y, ngh\u0129a l\u00e0 n\u00f3 ch\u1ea1y nhanh h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c ng\u00f4n ng\u1eef th\u00f4ng d\u1ecbch nh\u01b0 Nodejs. Golang c\u0169ng cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 theo d\u00f5i v\u00e0 \u0111\u1ecbnh h\u00ecnh t\u00edch h\u1ee3p, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh.<\/span><\/p>\n<h3><strong>T\u00f4i c\u00f3 th\u1ec3 ki\u1ebfm \u0111\u01b0\u1ee3c vi\u1ec7c l\u00e0m ch\u1ec9 b\u1eb1ng c\u00e1ch h\u1ecdc Golang kh\u00f4ng?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Nh\u00ecn chung, c\u00f3 r\u1ea5t \u00edt c\u00f4ng vi\u1ec7c d\u00e0nh cho c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean ch\u1ec9 bi\u1ebft Golang m\u1eb7c d\u00f9 g\u1ea7n \u0111\u00e2y Golang ng\u00e0y c\u00e0ng tr\u1edf n\u00ean n\u1ed5i ti\u1ebfng. Th\u1eadm ch\u00ed c\u00f3 nh\u1eefng d\u1ef1 \u00e1n v\u00e0 c\u00f4ng ty qu\u1ea3ng c\u00e1o Golang tr\u00ean Linkedin nh\u01b0ng th\u1ef1c t\u1ebf l\u1ea1i kh\u00f4ng tuy\u1ec3n d\u1ee5ng.<\/span><\/p>\n<h3><strong>Backend c\u00f3 ph\u1ea3i lu\u00f4n l\u00e0 x\u00e2y d\u1ef1ng API kh\u00f4ng?<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Kh\u00f4ng, ph\u00e1t tri\u1ec3n backend kh\u00f4ng ch\u1ec9 l\u00e0 t\u1ea1o ra API RESTful. M\u1ed9t s\u1ed1 \u00fd t\u01b0\u1edfng d\u1ef1 \u00e1n kh\u00e1c m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c h\u00e0nh l\u00e0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ph\u00e1t tri\u1ec3n m\u1ed9t s\u01a1 \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c l\u1edbp ORM (Object-Relational Mapping)\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t c\u01a1 ch\u1ebf x\u00e1c th\u1ef1c v\u00e0 ph\u00e2n quy\u1ec1n.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan_Golang_Backend\"><\/span><strong>K\u1ebft lu\u1eadn Golang Backend<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trong b\u00e0i vi\u1ebft n\u00e0y ch\u00fang ta \u0111\u00e3 h\u1ecdc c\u00e1ch t\u1ea1o backend b\u1eb1ng Golang, xem x\u00e9t c\u00e1c kh\u00e1i ni\u1ec7m quan tr\u1ecdng c\u1ee7a Golang Backend, \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu khi d\u00f9ng n\u00f3 \u0111\u1ec3 thi\u1ebft k\u1ebf backend, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c thi\u1ebft l\u1eadp d\u1ef1 \u00e1n, t\u1ea1o m\u00e1y ch\u1ee7 c\u01a1 b\u1ea3n v\u00e0 x\u00e2y d\u1ef1ng API RESTful. Ngo\u00e0i ra c\u00f2n b\u00e0n lu\u1eadn \u0111\u1ebfn nh\u1eefng ch\u1ee7 \u0111\u1ec1 \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Golang n\u00e2ng cao.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u00e2y gi\u1edd b\u1ea1n \u0111\u00e3 n\u1eafm \u0111\u01b0\u1ee3c ki\u1ebfn th\u1ee9c v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng, h\u00e3y tho\u1ea3i m\u00e1i kh\u00e1m ph\u00e1 c\u00e1c ch\u1ee7 \u0111\u1ec1 n\u00e2ng cao v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c d\u1ef1 \u00e1n th\u00fa v\u1ecb c\u1ee7a b\u1ea1n v\u1edbi Go nh\u00e9, ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Golang l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t tri\u1ec3n backend do c\u00fa ph\u00e1p s\u1ea1ch s\u1ebd, thanh l\u1ecbch, nh\u01b0 m\u1ed9t c\u00e2u n\u00f3i \u0111\u00f9a trong gi\u1edbi l\u1eadp tr\u00ecnh vi\u00ean r\u1eb1ng: \u201cCode backend b\u1eb1ng Go so v\u1edbi c\u00e1c ng\u00f4n ng\u1eef \u0111\u1ed9ng kh\u00e1c gi\u1ed1ng nh\u01b0 so s\u00e1nh trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i v\u1edbi ch\u1ee3 v\u1eady\u201d. B\u00e0i vi\u1ebft [&hellip;]<\/p>\n","protected":false},"author":222,"featured_media":72363,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109],"tags":[],"class_list":["post-72362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Golang Backend: C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n backend v\u1edbi Golang c\u01a1 b\u1ea3n - ITviec Blog<\/title>\n<meta name=\"description\" content=\"M\u1ed9t c\u00e2u n\u00f3i \u0111\u00f9a ph\u1ed5 bi\u1ebfn gi\u1eefa c\u00e1c Developer: \u201cSo s\u00e1nh code Golang backend v\u1edbi c\u00e1c ng\u00f4n ng\u1eef \u0111\u1ed9ng kh\u00e1c gi\u1ed1ng so s\u00e1nh TTTM v\u1edbi c\u00e1i ch\u1ee3 v\u1eady\u201d.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Golang Backend: C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n backend v\u1edbi Golang c\u01a1 b\u1ea3n\" \/>\n<meta property=\"og:description\" content=\"Golang l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t tri\u1ec3n backend do c\u00fa ph\u00e1p s\u1ea1ch s\u1ebd, thanh l\u1ecbch, nh\u01b0 m\u1ed9t c\u00e2u n\u00f3i \u0111\u00f9a trong gi\u1edbi l\u1eadp tr\u00ecnh vi\u00ean r\u1eb1ng: \u201cCode\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/golang-backend-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"ITviec Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ITviec\" \/>\n<meta property=\"article:published_time\" content=\"2024-06-05T23:07:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-06-12T04:34:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/05\/Thumbnail-GOLANG-cho-BACK-END-vippro.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"790\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Nguy\u1ec5n H\u1eefu V\u0103n\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ITviec\" \/>\n<meta name=\"twitter:site\" content=\"@ITviec\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n H\u1eefu V\u0103n\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"19 ph\u00fat\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Golang Backend: C\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n backend v\u1edbi Golang c\u01a1 b\u1ea3n - 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