{"id":2385,"date":"2024-07-22T05:11:17","date_gmt":"2024-07-22T05:11:17","guid":{"rendered":"https:\/\/tastycounter.net\/index.php\/2024\/07\/22\/tai-sao-cac-loi-phan-mem-may-tinh-duoc-goi-la-bug\/"},"modified":"2024-07-22T05:11:17","modified_gmt":"2024-07-22T05:11:17","slug":"tai-sao-cac-loi-phan-mem-may-tinh-duoc-goi-la-bug","status":"publish","type":"post","link":"https:\/\/tastycounter.net\/index.php\/2024\/07\/22\/tai-sao-cac-loi-phan-mem-may-tinh-duoc-goi-la-bug\/","title":{"rendered":"T\u1ea1i sao c\u00e1c l\u1ed7i ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8216;bug&#8217;?"},"content":{"rendered":"<\/p>\n<div class=\"content-detail textview\">\n<p>&#8220;Bug&#8221; l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ec9 m\u1ed9t l\u1ed7i ph\u1ea7n m\u1ec1m hay h\u1ecfng h\u00f3c trong ch\u01b0\u01a1ng tr\u00ecnh ho\u1eb7c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, cho k\u1ebft qu\u1ea3 kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c h\u00e0nh x\u1eed theo nh\u1eefng c\u00e1ch kh\u00f4ng l\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u01b0\u1ee3c.<\/p>\n<p><strong>V\u1eady thu\u1eadt ng\u1eef &#8220;bug&#8221; t\u1eeb \u0111\u00e2u \u0111\u01b0\u1ee3c sinh ra?<\/strong><\/p>\n<p>&#8220;Bug&#8221; xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c Grace Hopper &#8211; m\u1ed9t nh\u00e0 to\u00e1n h\u1ecdc v\u00e0 s\u0129 quan H\u1ea3i qu\u00e2n M\u1ef9 s\u1eed d\u1ee5ng trong s\u1ed5 ghi ch\u00e9p l\u1ed7i c\u1ee7a Mark II, m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh kh\u1ed5ng l\u1ed3 chi\u1ebfm tr\u1ecdn m\u1ed9t c\u0103n ph\u00f2ng t\u1ea1i \u0110\u1ea1i h\u1ecdc Harvard (M\u1ef9).<\/p>\n<p>Grace Hopper \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nhi\u1ec1u nh\u1ea5t qua c\u00f4ng tr\u00ecnh ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng Mark II v\u00e0 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh v\u00e0 tr\u00ecnh bi\u00ean d\u1ecbch \u0111\u1ea7u ti\u00ean, ch\u1eb3ng h\u1ea1n nh\u01b0 COBOL hi\u1ec7n v\u1eabn \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kinh doanh v\u00e0 qu\u00e2n s\u1ef1.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/st.quantrimang.com\/photos\/image\/holder.png\" alt=\"S\u1ed5 ghi ch\u00e9p l\u1ed7i c\u1ee7a Mark II.\" width=\"640\" height=\"423\" class=\"lazy\" data-src=\"https:\/\/st.quantrimang.com\/photos\/image\/2024\/07\/22\/Bug-1.jpg\"><figcaption>S\u1ed5 ghi ch\u00e9p l\u1ed7i c\u1ee7a Mark II.<\/figcaption><\/figure>\n<p>N\u0103m 1947, Mark II b\u1eaft \u0111\u1ea7u t\u1ea1o ra nh\u1eefng k\u1ebft qu\u1ea3 sai ch\u1ec9 sau m\u1ed9t \u0111\u00eam ho\u1ea1t \u0111\u1ed9ng v\u00e0 kh\u00f4ng c\u00f3 c\u1ea3nh b\u00e1o. Grace Hopper v\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u1ee5 tr\u00e1ch h\u1ec7 th\u1ed1ng nhanh ch\u00f3ng b\u1eaft \u0111\u1ea7u \u0111i\u1ec1u tra nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i n\u00e0y. S\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n li\u00ean quan \u0111\u1ebfn m\u1ed9t con b\u01b0\u1edbm \u0111\u00eam \u0111\u00e3 chui v\u00e0o b\u00ean trong m\u00e1y t\u00ednh v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch \u1edf m\u1ed9t trong c\u00e1c r\u01a1le. S\u1ef1 c\u1ed1 v\u1eadt l\u00fd n\u00e0y \u0111\u00e3 khi\u1ebfn m\u00e1y t\u00ednh \u0111\u01b0a ra k\u1ebft qu\u1ea3 kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<p>V\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3, c\u00f3 m\u1ed9t s\u1ed5 ghi ch\u00e9p ghi l\u1ea1i c\u00e1c l\u1ed7i v\u1edbi nh\u1eefng h\u1ec7 th\u1ed1ng nh\u01b0 Mark II. Ch\u00ednh Hopper \u0111\u00e3 l\u1ea5y con b\u01b0\u1edbm \u0111\u00eam g\u00e2y s\u1ef1 c\u1ed1 ra v\u00e0 d\u00e1n n\u00f3 v\u00e0o s\u1ed5 ghi ch\u00e9p n\u00e0y. Hopper \u0111\u00e3 vi\u1ebft thu\u1eadt ng\u1eef &#8220;bug&#8221; b\u00ean c\u1ea1nh con b\u01b0\u1edbm \u0111\u00eam nh\u01b0 \u00e1m ch\u1ec9 m\u1ed9t con b\u01b0\u1edbm chui v\u00e0o m\u00e1y t\u00ednh v\u00e0 g\u00e2y ra tr\u1ee5c tr\u1eb7c.<\/p>\n<p>Ng\u00e0y nay b\u1ea5t k\u1ef3 l\u1ed7i m\u00e1y t\u00ednh n\u00e0o, cho d\u00f9 \u0111\u00f3 l\u00e0 tr\u1ee5c tr\u1eb7c h\u1ec7 th\u1ed1ng hay m\u00e3 \u0111\u1ec1u s\u1eed d\u1ee5ng thu\u1eadt ng\u1eef &#8220;bug&#8221; \u0111\u1ec3 nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 k\u1ef9 l\u01b0\u1ee1ng khi \u0111i\u1ec1u tra m\u1ed9t v\u1ea5n \u0111\u1ec1. Thu\u1eadt ng\u1eef n\u00e0y c\u0169ng nh\u1eafc nh\u1edf ch\u00fang ta r\u1eb1ng ngay c\u1ea3 m\u1ed9t l\u1ed7i r\u1ea5t nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 l\u1edbn.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Bug&#8221; l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ec9 m\u1ed9t l\u1ed7i ph\u1ea7n m\u1ec1m hay h\u1ecfng h\u00f3c trong ch\u01b0\u01a1ng tr\u00ecnh ho\u1eb7c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, cho k\u1ebft qu\u1ea3 kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c h\u00e0nh x\u1eed theo nh\u1eefng c\u00e1ch kh\u00f4ng l\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u01b0\u1ee3c. V\u1eady thu\u1eadt ng\u1eef &#8220;bug&#8221; t\u1eeb \u0111\u00e2u \u0111\u01b0\u1ee3c sinh ra? &#8220;Bug&#8221; xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t thu\u1eadt ng\u1eef [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2385","post","type-post","status-publish","format-standard","hentry","category-khong-phan-loai"],"_links":{"self":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts\/2385","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/comments?post=2385"}],"version-history":[{"count":0,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/posts\/2385\/revisions"}],"wp:attachment":[{"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/media?parent=2385"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/categories?post=2385"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tastycounter.net\/index.php\/wp-json\/wp\/v2\/tags?post=2385"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}