{"id":1638,"date":"2022-02-23T07:26:56","date_gmt":"2022-02-23T07:26:56","guid":{"rendered":"https:\/\/topviecit.vn\/blog\/?p=1638"},"modified":"2022-02-23T07:26:57","modified_gmt":"2022-02-23T07:26:57","slug":"debugger-la-gi","status":"publish","type":"post","link":"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/","title":{"rendered":"Debugger l\u00e0 g\u00ec? T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 Debug"},"content":{"rendered":"\n<p>C\u00e1c kh\u00e1i ni\u1ec7m Bug, debug v\u00e0 Debugger l\u00e0 g\u00ec v\u1eabn l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 m\u00e0 nhi\u1ec1u b\u1ea1n l\u1eadp tr\u00ecnh vi\u00ean m\u1edbi v\u00e0 c\u0169 \u0111\u1ec1u quan t\u00e2m. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y, h\u00e3y c\u00f9ng <strong><a href=\"https:\/\/topviecit.vn\/\">topviecit.vn <\/a><\/strong>tham kh\u1ea3o ngay b\u00e0i vi\u1ebft \u201c<strong>Debugger l\u00e0 g\u00ec<\/strong>? Vai tr\u00f2 c\u1ee7a Debug trong l\u1eadp tr\u00ecnh l\u00e0 g\u00ec? ngay sau \u0111\u00e2y.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 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 \" >Table of Contents<\/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:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Tim_hieu_ve_Debugger_la_gi\" title=\"T\u00ecm hi\u1ec3u v\u1ec1 Debugger l\u00e0 g\u00ec?\">T\u00ecm hi\u1ec3u v\u1ec1 Debugger l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Debugger_la_gi\" title=\"Debugger l\u00e0 g\u00ec?\">Debugger l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Bug_va_nguyen_nhan_bug\" title=\"Bug v\u00e0 nguy\u00ean nh\u00e2n bug\">Bug v\u00e0 nguy\u00ean nh\u00e2n bug<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Debug_va_vai_tro_cua_debug\" title=\"Debug v\u00e0 vai tr\u00f2 c\u1ee7a debug\">Debug v\u00e0 vai tr\u00f2 c\u1ee7a debug<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Luu_y_khi_thuc_hien_debugger_la_gi\" title=\"L\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n debugger l\u00e0 g\u00ec?\">L\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n debugger l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Mot_so_phuong_phap_debug_hieu_qua\" title=\"M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p debug hi\u1ec7u qu\u1ea3\">M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p debug hi\u1ec7u qu\u1ea3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Thoi_quen_xau_co_the_lam_tang_bug\" title=\"Th\u00f3i quen x\u1ea5u c\u00f3 th\u1ec3 l\u00e0m t\u0103ng bug\">Th\u00f3i quen x\u1ea5u c\u00f3 th\u1ec3 l\u00e0m t\u0103ng bug<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#Cach_tang_toc_do_debugger_la_gi\" title=\"C\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 debugger l\u00e0 g\u00ec?\">C\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 debugger l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tim_hieu_ve_Debugger_la_gi\"><\/span><strong>T\u00ecm hi\u1ec3u v\u1ec1 Debugger l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0110\u1ec3 hi\u1ec3u h\u01a1n v\u1ec1 kh\u00e1i ni\u1ec7m Debugger l\u00e0 g\u00ec, b\u1ea1n s\u1ebd c\u1ea7n ph\u1ea3i hi\u1ec3u v\u1ec1 bug v\u00e0 debug. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Debugger_la_gi\"><\/span><strong>Debugger l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Debugger ch\u00ednh l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m m\u00e0 t\u1ea1i \u0111\u00f3 c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean (developer) s\u1ebd s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra, kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i bug trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh. M\u1ed9t Debugger \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 g\u1ee1 l\u1ed7i.<\/p>\n\n\n\n<p>Debugger s\u1ebd s\u1eed d\u1ee5ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 ch\u1ea1y tr\u1ef1c ti\u1ebfp v\u00e0 m\u00f4 ph\u1ecfng ph\u1ea7n m\u1ec1m. T\u1eeb qu\u00e1 tr\u00ecnh \u0111\u00f3 s\u1ebd gi\u00fap kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c c\u00e1c bug \u1edf m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c h\u01a1n. Tuy v\u1eady, Debugger c\u0169ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 th\u1ef1c thi c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n<p>\u0110a s\u1ed1 c\u00e1c Debugger \u0111\u1ec1u ch\u1ea1y \u0111\u01b0\u1ee3c ch\u01b0\u01a1ng tr\u00ecnh theo t\u1eebng b\u01b0\u1edbc. Debugger s\u1ebd d\u1eebng l\u1ea1i t\u1ea1i c\u00e1c \u0111i\u1ec3m l\u1ed7i c\u1ee7a bug, s\u1eeda \u0111\u1ed5i tr\u1ea1ng th\u00e1i ch\u01b0\u01a1ng tr\u00ecnh \u0111ang \u0111\u01b0\u1ee3c ki\u1ec3m tra.<\/p>\n\n\n\n<p>>>>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/kafka-la-gi\/\">Kafka L\u00e0 G\u00ec? Nh\u1eefng \u0110i\u1ec1u B\u1ea1n C\u1ea7n Bi\u1ebft V\u1ec1 Kafka<\/a><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-45.jpeg\" alt=\"T\u00ecm hi\u1ec3u v\u1ec1 Debugger l\u00e0 g\u00ec?\" class=\"wp-image-1639\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-45.jpeg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-45-640x400.jpeg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-45-768x480.jpeg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption><em>T\u00ecm hi\u1ec3u v\u1ec1 Debugger l\u00e0 g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bug_va_nguyen_nhan_bug\"><\/span><strong>Bug v\u00e0 nguy\u00ean nh\u00e2n bug<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Bug l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 nh\u1eefng l\u1ed7i k\u1ef9 thu\u1eadt khi c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean \u0111ang x\u00e2y d\u1ef1ng, ph\u00e1t tri\u1ec3n, v\u1eadn h\u00e0nh c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh. M\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i nhi\u1ec1u bug v\u00e0 d\u1eabn \u0111\u1ebfn vi\u1ec7c ch\u01b0\u01a1ng tr\u00ecnh kh\u00f4ng th\u1ec3 th\u1ef1c thi ho\u1eb7c t\u1ec7 h\u01a1n th\u1ebf.<\/p>\n\n\n\n<p>C\u00f3 nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau d\u1eabn \u0111\u1ebfn xu\u1ea5t hi\u1ec7n c\u00e1c l\u1ed7i bug. V\u00ed d\u1ee5 nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Do ng\u01b0\u1eddi l\u1eadp tr\u00ecnh vi\u00ean th\u1ef1c hi\u1ec7n nh\u1eefng \u0111o\u1ea1n code qu\u00e1 d\u00e0i, kh\u00f4ng c\u1ea7n thi\u1ebft d\u1eabn \u0111\u1ebfn nh\u1ea7m l\u1eabn trong qu\u00e1 tr\u00ecnh vi\u1ebft ch\u00fang.<\/li><li>Thi\u1ebfu th\u00f4ng tin, hi\u1ec3u sai v\u1ea5n \u0111\u1ec1, nhu c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng, l\u1eadp tr\u00ecnh vi\u00ean c\u1ea7n th\u1ef1c hi\u1ec7n implement, t\u1eeb \u0111\u00f3 khi\u1ebfn c\u00e1c bug xu\u1ea5t hi\u1ec7n.<\/li><li>Th\u1ef1c hi\u1ec7n x\u00e2y d\u1ef1ng ch\u01b0\u01a1ng tr\u00ecnh trong th\u1eddi gian qu\u00e1 g\u1ea5p.<\/li><li>Code kh\u00f4ng \u0111\u01b0\u1ee3c \u201cs\u1ea1ch\u201d, d\u1ec5 hi\u1ec3u h\u01a1n ch\u00ednh l\u00e0 vi\u1ec7c c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean x\u1eed l\u00fd c\u00e1c l\u1ed7i code ch\u01b0a ho\u00e0n ch\u1ec9nh, thi\u1ebfu data validate,\u2026<\/li><li>Qu\u00e1 tr\u00ecnh test ch\u01b0a th\u00e0nh th\u1ea1o.<\/li><\/ul>\n\n\n\n<p>>>>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/hoc-python-de-lam-gi\/\">H\u1ecdc Python \u0110\u1ec3 L\u00e0m G\u00ec? T\u1ea1i Sao N\u00ean H\u1ecdc Python?<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Debug_va_vai_tro_cua_debug\"><\/span><strong>Debug v\u00e0 vai tr\u00f2 c\u1ee7a debug<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Debug l\u00e0 qu\u00e1 tr\u00ecnh c\u00e1c developer th\u1ef1c hi\u1ec7n ki\u1ec3m tra, ph\u00e1t hi\u1ec7n l\u1ed7i v\u00e0 s\u1eeda ch\u1eefa c\u00e1c l\u1ed7i c\u00f3 trong ph\u1ea7n m\u1ec1m \u0111\u00f3. Hay hi\u1ec3u \u0111\u01a1n gi\u1ea3n h\u01a1n, debug ch\u00ednh l\u00e0 nh\u00f3m h\u00e0nh \u0111\u1ed9ng fix bug (g\u1ee1 l\u1ed7i) trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. M\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh l\u1eadp tr\u00ecnh s\u1ebd c\u00f3 h\u00e0ng ng\u00e0n \u0111o\u1ea1n m\u00e3 code kh\u00e1c nhau. Do \u0111\u00f3, vi\u1ec7c s\u1eeda ch\u1eefa n\u1ebfu c\u00f3 c\u00e1c bug s\u1ebd kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<p>Vai tr\u00f2 c\u1ee7a debug ch\u00ednh l\u00e0 t\u00ecm v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c bug hi\u1ec7n c\u00f3. Sau \u0111\u00f3 l\u1eadp tr\u00ecnh vi\u00ean s\u1ebd th\u1ef1c hi\u1ec7n fix c\u00e1c bug \u0111\u00e3 \u0111\u00f3 \u0111\u1ec3 ch\u01b0\u01a1ng tr\u00ecnh c\u00f3 th\u1ec3 th\u1ef1c thi \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p>Debug c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u1ec3 developer xem l\u1ea1i v\u00e0 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh n\u00e0o \u0111\u00f3. V\u00ec v\u1eady, trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, debug c\u00f2n \u0111\u00f3ng vai tr\u00f2 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u01b0\u1ee3c tr\u00ecnh \u0111\u1ed9 c\u1ee7a l\u1eadp tr\u00ecnh vi\u00ean nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-46.jpeg\" alt=\"Debug c\u0169ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng c\u1ee7a developer\" class=\"wp-image-1640\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-46.jpeg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-46-640x400.jpeg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-46-768x480.jpeg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption><em>Debug c\u0169ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng c\u1ee7a developer<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Luu_y_khi_thuc_hien_debugger_la_gi\"><\/span><strong>L\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n debugger l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V\u1eady nh\u1eefng l\u01b0u \u00fd trong qu\u00e1 tr\u00ecnh tr\u00ecnh th\u1ef1c hi\u1ec7n Debugger l\u00e0 g\u00ec? N\u00f3 s\u1ebd bao g\u1ed3m m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 debug hi\u1ec7u qu\u1ea3, c\u00e1c th\u00f3i quen x\u1ea5u c\u1ea7n lo\u1ea1i b\u1ecf \u0111\u1ec3 gi\u1ea3m bug c\u0169ng nh\u01b0 c\u00e1ch \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 c\u1ee7a debug t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mot_so_phuong_phap_debug_hieu_qua\"><\/span><strong>M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p debug hi\u1ec7u qu\u1ea3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>C\u00f3 kh\u00e1 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 b\u1ea1n th\u1ef1c hi\u1ec7n debug hi\u1ec7n nay, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Debugging tool: C\u00f4ng c\u1ee5 n\u00e0y c\u00f3 ph\u01b0\u01a1ng th\u1ee9c ho\u1ea1t \u0111\u1ed9ng can thi\u1ec7p s\u00e2u v\u00e0o c\u00e1c ngu\u1ed3n code \u0111\u1ec3 th\u1ef1c hi\u1ec7n debug.<\/li><li>Logging: L\u00e0 m\u1ed9t thao t\u00e1c t\u1ea1o m\u1eabu ghi l\u1ea1i th\u00f4ng tin \u1ee9ng d\u1ee5ng, \u0111\u1ea3m b\u1ea3o l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 hi\u1ec3u r\u00f5 \u0111\u01b0\u1ee3c ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a h\u1ecd.<\/li><li>Print Lining: \u0110\u00e2y c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch \u0111\u1ec3 debug \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean s\u1eed d\u1ee5ng. B\u1ea1n ch\u1ec9 c\u1ea7n th\u00eam ngu\u1ed3n code v\u00e0o l\u1ec7nh c\u00f3 ch\u1ee9c n\u0103ng in nh\u1eefng th\u00f4ng tin c\u1ea7n theo d\u00f5i.<\/li><\/ul>\n\n\n\n<p>>>>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/design-pattern-la-gi-nhung-ly-do-nen-su-dung-design-pattern\/\">Design Pattern L\u00e0 G\u00ec? Nh\u1eefng L\u00fd Do N\u00ean S\u1eed D\u1ee5ng Design Pattern<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thoi_quen_xau_co_the_lam_tang_bug\"><\/span><strong>Th\u00f3i quen x\u1ea5u c\u00f3 th\u1ec3 l\u00e0m t\u0103ng bug<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>S\u1ebd c\u00f3 m\u1ed9t s\u1ed1 th\u00f3i quen m\u00e0 nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean m\u1eafc ph\u1ea3i g\u00e2y t\u0103ng c\u00e1c bug c\u00f3 th\u1ec3 g\u1eb7p. Do \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 l\u01b0u \u00fd h\u1ea1n ch\u1ebf nh\u1eefng th\u00f3i quen n\u00e0y \u0111\u1ec3 gi\u00fap gi\u1ea3m \u0111\u01b0\u1ee3c s\u1ed1 l\u01b0\u1ee3ng bug xu\u1ea5t hi\u1ec7n trong ch\u01b0\u01a1ng tr\u00ecnh. Bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>S\u1eed d\u1ee5ng c\u00e1c \u0111o\u1ea1n m\u00e3 code nh\u01b0ng ch\u01b0a th\u1ef1c s\u1ef1 hi\u1ec3u v\u1ec1 n\u00f3, \u0111\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong nh\u1eefng th\u00f3i quen m\u00e0 nhi\u1ec1u developer g\u1eb7p ph\u1ea3i.<\/li><li>Tr\u00ec ho\u00e3n \u201c\u0111\u1ec3 ng\u00e0y mai s\u1eeda\u201d c\u0169ng s\u1ebd khi\u1ebfn cho t\u00ecnh tr\u1ea1ng bug t\u0103ng l\u00ean, ngo\u00e0i ra th\u00f3i quen n\u00e0y c\u0169ng s\u1ebd khi\u1ebfn cho b\u1ea1n qu\u00ean \u0111o\u1ea1n code c\u1ea7n s\u1eeda v\u00e0 n\u00ean s\u1eeda n\u00f3 nh\u01b0 th\u1ebf n\u00e0o.<\/li><li>Kh\u00f4ng vi\u1ebft l\u1ea1i c\u00e1c comment khi l\u1eadp tr\u00ecnh.<\/li><li>\u0110\u00e1nh gi\u00e1 th\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li><li>Ch\u1ec9 l\u1eadp tr\u00ecnh, kh\u00f4ng quan t\u00e2m \u0111\u1ebfn kh\u1ea3 n\u0103ng s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng sau n\u00e0y.<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_tang_toc_do_debugger_la_gi\"><\/span><strong>C\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 debugger l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0110\u1ec3 c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 debug nhanh h\u01a1n, gi\u1ea3m thi\u1ec3u th\u1eddi gian l\u00e0m vi\u1ec7c, b\u1ea1n n\u00ean l\u01b0u \u00fd m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>S\u1eed d\u1ee5ng c\u00e1c ch\u00fa th\u00edch (comment) sau khi ho\u00e0n th\u00e0nh m\u1ed9t \u0111o\u1ea1n code, t\u1eeb \u0111\u00f3 d\u1ec5 d\u00e0ng ki\u1ec3m tra, s\u1eeda l\u1ed7i \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh.<\/li><li>T\u1eadn d\u1ee5ng Error Message trong qu\u00e1 tr\u00ecnh t\u00ecm ki\u1ebfm, s\u1eeda c\u00e1c l\u1ed7i sai.<\/li><li>\u0110\u1eb7t t\u00ean cho c\u00e1c h\u00e0m, bi\u1ebfn c\u00f3 \u00fd ngh\u0129a h\u01a1n.<\/li><li>S\u1eed d\u1ee5ng Breakpoint \u0111\u1ec3 ki\u1ec3m so\u00e1t gi\u00e1 tr\u1ecb bi\u1ebfn, ki\u1ec3m tra ch\u01b0\u01a1ng tr\u00ecnh hi\u1ec7n \u0111ang ch\u1ea1y \u0111\u1ebfn v\u1ecb tr\u00ed n\u00e0o, l\u1ed7i xu\u1ea5t hi\u1ec7n \u1edf \u0111\u00e2u.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-47.jpeg\" alt=\"H\u00e3y \u0111\u1eb7t t\u00ean c\u00e1c h\u00e0m, bi\u1ebfn \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 debug nhanh h\u01a1n\" class=\"wp-image-1641\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-47.jpeg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-47-640x400.jpeg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/image-47-768x480.jpeg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption><em>H\u00e3y \u0111\u1eb7t t\u00ean c\u00e1c h\u00e0m, bi\u1ebfn \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 debug nhanh h\u01a1n<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 b\u00e0i vi\u1ebft chia s\u1ebb v\u1ec1 bug, debug v\u00e0 debugger. Hy v\u1ecdng v\u1edbi nh\u1eefng th\u00f4ng tin tr\u00ean, b\u1ea1n s\u1ebd hi\u1ec3u h\u01a1n v\u1ec1 <strong>debugger l\u00e0 g\u00ec<\/strong> v\u00e0 c\u00e1c kh\u00e1i ni\u1ec7m xung quanh n\u00f3. T\u1eeb \u0111\u00f3 gi\u00fap qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n<p>>>>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/heroku-la-gi-chi-tiet-ve-nen-tang-dam-may-heroku\/\">Heroku L\u00e0 G\u00ec? Chi Ti\u1ebft V\u1ec1 N\u1ec1n T\u1ea3ng \u0110\u00e1m M\u00e2y Heroku<\/a><\/p>\n\n\n\n<p class=\"has-text-align-right\"><em>H\u00ecnh \u1ea3nh: S\u01b0u t\u1ea7m<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c kh\u00e1i ni\u1ec7m Bug, debug v\u00e0 Debugger l\u00e0 g\u00ec v\u1eabn l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 m\u00e0 nhi\u1ec1u b\u1ea1n l\u1eadp tr\u00ecnh vi\u00ean m\u1edbi v\u00e0 c\u0169 \u0111\u1ec1u quan t\u00e2m. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y, h\u00e3y c\u00f9ng topviecit.vn tham kh\u1ea3o ngay b\u00e0i vi\u1ebft \u201cDebugger l\u00e0 g\u00ec? Vai tr\u00f2 c\u1ee7a Debug trong l\u1eadp tr\u00ecnh [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1642,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[86],"tags":[397],"class_list":["post-1638","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kinh-nghiem","tag-debugger-la-gi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Debugger l\u00e0 g\u00ec? T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 Debug<\/title>\n<meta name=\"description\" content=\"Debugger l\u00e0 g\u00ec? L\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m m\u00e0 t\u1ea1i \u0111\u00f3 c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean (developer) s\u1ebd s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra, kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i bug trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Debugger l\u00e0 g\u00ec? T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 Debug\" \/>\n<meta property=\"og:description\" content=\"Debugger l\u00e0 g\u00ec? L\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m m\u00e0 t\u1ea1i \u0111\u00f3 c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean (developer) s\u1ebd s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra, kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i bug trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"TopviecIT\" \/>\n<meta property=\"article:published_time\" content=\"2022-02-23T07:26:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-02-23T07:26:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/02\/debugger-la-gi.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Dang Huong\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dang Huong\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/topviecit.vn\/blog\/debugger-la-gi\/\"},\"author\":{\"name\":\"Dang Huong\",\"@id\":\"https:\/\/topviecit.vn\/blog\/#\/schema\/person\/bf5d0c56a2c02d2a5dba393c3e18f8de\"},\"headline\":\"Debugger l\u00e0 g\u00ec? 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