{"id":30121,"date":"2023-09-17T18:10:10","date_gmt":"2023-09-17T11:10:10","guid":{"rendered":"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi"},"modified":"2023-09-17T18:10:10","modified_gmt":"2023-09-17T11:10:10","slug":"net-la-gi","status":"publish","type":"post","link":"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi","title":{"rendered":"\u0110\u1ecbnh ngh\u0129a v\u00e0 t\u00e1c d\u1ee5ng c\u1ee7a .NET trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m"},"content":{"rendered":"<p>&#8220;Net l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m &#8216;net&#8217; v\u00e0 \u00fd ngh\u0129a c\u1ee7a n\u00f3 trong c\u00f4ng ngh\u1ec7 th\u00f4ng tin. Xem x\u00e9t vai tr\u00f2 quan tr\u1ecdng c\u1ee7a net trong vi\u1ec7c k\u1ebft n\u1ed1i, truy\u1ec1n th\u00f4ng v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a Internet.&#8221;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_40 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\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6acf0075a3d66\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><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><\/label><input  type=\"checkbox\" id=\"item-6acf0075a3d66\"><\/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:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Cac_cookie_va_cong_cu_tuong_tu_trongNET\" title=\"C\u00e1c cookie v\u00e0 c\u00f4ng c\u1ee5 t\u01b0\u01a1ng t\u1ef1 trong.NET\">C\u00e1c cookie v\u00e0 c\u00f4ng c\u1ee5 t\u01b0\u01a1ng t\u1ef1 trong.NET<\/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:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#1_Khai_niem_ve_cookie_trongNET\" title=\"1. Kh\u00e1i ni\u1ec7m v\u1ec1 cookie trong.NET\">1. Kh\u00e1i ni\u1ec7m v\u1ec1 cookie trong.NET<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Vi_du\" title=\"V\u00ed d\u1ee5:\">V\u00ed d\u1ee5:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#2_Cach_su_dung_cookie_trong_ung_dungNET\" title=\"2. C\u00e1ch s\u1eed d\u1ee5ng cookie trong \u1ee9ng d\u1ee5ng.NET\">2. C\u00e1ch s\u1eed d\u1ee5ng cookie trong \u1ee9ng d\u1ee5ng.NET<\/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:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Cookie_thiet_yeu_va_cookie_hieu_suat_trongNET\" title=\"Cookie thi\u1ebft y\u1ebfu v\u00e0 cookie hi\u1ec7u su\u1ea5t trong.NET\">Cookie thi\u1ebft y\u1ebfu v\u00e0 cookie hi\u1ec7u su\u1ea5t trong.NET<\/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:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#1_Cookie_thiet_yeu_va_vai_tro_cua_chung_trong_ung_dungNET\" title=\"1. Cookie thi\u1ebft y\u1ebfu v\u00e0 vai tr\u00f2 c\u1ee7a ch\u00fang trong \u1ee9ng d\u1ee5ng.NET\">1. Cookie thi\u1ebft y\u1ebfu v\u00e0 vai tr\u00f2 c\u1ee7a ch\u00fang trong \u1ee9ng d\u1ee5ng.NET<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Vi_du-2\" title=\"V\u00ed d\u1ee5:\">V\u00ed d\u1ee5:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#2_Cookie_hieu_suat_va_cach_toi_uu_hoa_su_dung_chung_trongNET\" title=\"2. Cookie hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a s\u1eed d\u1ee5ng ch\u00fang trong.NET\">2. Cookie hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a s\u1eed d\u1ee5ng ch\u00fang trong.NET<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Cac_ngon_ngu_lap_trinhNET_va_khung_mo_hinh_ung_dung\" title=\"C\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.NET v\u00e0 khung m\u00f4 h\u00ecnh \u1ee9ng d\u1ee5ng\">C\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.NET v\u00e0 khung m\u00f4 h\u00ecnh \u1ee9ng d\u1ee5ng<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Ngon_ngu_C\" title=\"Ng\u00f4n ng\u1eef C#\">Ng\u00f4n ng\u1eef C#<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Vi_du_ve_ma_C\" title=\"V\u00ed d\u1ee5 v\u1ec1 m\u00e3 C#:\">V\u00ed d\u1ee5 v\u1ec1 m\u00e3 C#:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Ngon_ngu_VBNET\" title=\"Ng\u00f4n ng\u1eef VB.NET\">Ng\u00f4n ng\u1eef VB.NET<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Vi_du_ve_ma_VBNET\" title=\"V\u00ed d\u1ee5 v\u1ec1 m\u00e3 VB.NET:\">V\u00ed d\u1ee5 v\u1ec1 m\u00e3 VB.NET:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Kien_truc_cua_nen_tangNET_va_cac_thanh_phan_chinh\" title=\"Ki\u1ebfn tr\u00fac c\u1ee7a n\u1ec1n t\u1ea3ng.NET v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh\">Ki\u1ebfn tr\u00fac c\u1ee7a n\u1ec1n t\u1ea3ng.NET v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Common_Language_Runtime_CLR\" title=\"Common Language Runtime (CLR)\">Common Language Runtime (CLR)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Framework_Class_Library_FCL\" title=\"Framework Class Library (FCL)\">Framework Class Library (FCL)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Su_ho_tro_cua_AWS_cho_phat_trienNET\" title=\"S\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a AWS cho ph\u00e1t tri\u1ec3n.NET\">S\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a AWS cho ph\u00e1t tri\u1ec3n.NET<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#AWS_Toolkit_for_Visual_Studio\" title=\"AWS Toolkit for Visual Studio\">AWS Toolkit for Visual Studio<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#AWS_SDK_forNET\" title=\"AWS SDK for.NET\">AWS SDK for.NET<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/net-la-gi\/#Huong_dan_su_dungNET_tren_AWS\" title=\"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.NET tr\u00ean AWS\">H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.NET tr\u00ean AWS<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Cac_cookie_va_cong_cu_tuong_tu_trongNET\"><\/span>C\u00e1c cookie v\u00e0 c\u00f4ng c\u1ee5 t\u01b0\u01a1ng t\u1ef1 trong.NET<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Khai_niem_ve_cookie_trongNET\"><\/span>1. Kh\u00e1i ni\u1ec7m v\u1ec1 cookie trong.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cookie l\u00e0 m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng khi h\u1ecd truy c\u1eadp v\u00e0o m\u1ed9t trang web. Cookie th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin v\u1ec1 phi\u00ean l\u00e0m vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, nh\u01b0 gi\u1ecf h\u00e0ng, th\u00f4ng tin \u0111\u0103ng nh\u1eadp v\u00e0 c\u00e1c thi\u1ebft l\u1eadp c\u00e1 nh\u00e2n. Trong.NET, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1edbp HttpCookie \u0111\u1ec3 t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd cookie.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du\"><\/span>V\u00ed d\u1ee5:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0110o\u1ea1n m\u00e3 sau minh h\u1ecda c\u00e1ch t\u1ea1o m\u1ed9t cookie trong.NET:<\/p>\n<pre><code>HttpCookie myCookie = new HttpCookie(\"MyCookie\");\nmyCookie.Value = \"Hello World\";\nmyCookie.Expires = DateTime.Now.AddDays(1);\nResponse.Cookies.Add(myCookie);<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"2_Cach_su_dung_cookie_trong_ung_dungNET\"><\/span>2. C\u00e1ch s\u1eed d\u1ee5ng cookie trong \u1ee9ng d\u1ee5ng.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong \u1ee9ng d\u1ee5ng.NET, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng cookie \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin phi\u00ean l\u00e0m vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 chia s\u1ebb th\u00f4ng tin gi\u1eefa c\u00e1c trang ho\u1eb7c phi\u00ean l\u00e0m vi\u1ec7c kh\u00e1c nhau. \u0110\u1ec3 s\u1eed d\u1ee5ng cookie trong \u1ee9ng d\u1ee5ng.NET, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li>T\u1ea1o m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng HttpCookie v\u00e0 thi\u1ebft l\u1eadp c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a n\u00f3 nh\u01b0 t\u00ean, gi\u00e1 tr\u1ecb v\u00e0 th\u1eddi gian h\u1ebft h\u1ea1n.<\/li>\n<li>Th\u00eam cookie v\u00e0o Response.Cookies \u0111\u1ec3 g\u1eedi cookie \u0111\u1ebfn m\u00e1y kh\u00e1ch.<\/li>\n<li>\u0110\u1ec3 truy c\u1eadp th\u00f4ng tin trong cookie, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Request.Cookies ho\u1eb7c HttpContext.Current.Request.Cookies.<\/li>\n<\/ol>\n<p>V\u00ed d\u1ee5 sau minh h\u1ecda c\u00e1ch s\u1eed d\u1ee5ng cookie trong \u1ee9ng d\u1ee5ng.NET:<\/p>\n<pre><code>\/\/ T\u1ea1o m\u1ed9t cookie\nHttpCookie myCookie = new HttpCookie(\"MyCookie\");\nmyCookie.Value = \"Hello World\";\nmyCookie.Expires = DateTime.Now.AddDays(1);\nResponse.Cookies.Add(myCookie);\n\n\/\/ Truy c\u1eadp th\u00f4ng tin trong cookie\nHttpCookie myCookie = Request.Cookies[\"MyCookie\"];\nif (myCookie!= null)\n{\n    string value = myCookie.Value;\n}<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Cookie_thiet_yeu_va_cookie_hieu_suat_trongNET\"><\/span>Cookie thi\u1ebft y\u1ebfu v\u00e0 cookie hi\u1ec7u su\u1ea5t trong.NET<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Cookie_thiet_yeu_va_vai_tro_cua_chung_trong_ung_dungNET\"><\/span>1. Cookie thi\u1ebft y\u1ebfu v\u00e0 vai tr\u00f2 c\u1ee7a ch\u00fang trong \u1ee9ng d\u1ee5ng.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong \u1ee9ng d\u1ee5ng.NET, c\u00f3 hai lo\u1ea1i cookie ch\u00ednh l\u00e0 cookie thi\u1ebft y\u1ebfu v\u00e0 cookie hi\u1ec7u su\u1ea5t. Cookie thi\u1ebft y\u1ebfu l\u00e0 nh\u1eefng cookie c\u1ea7n thi\u1ebft \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n c\u1ee7a \u1ee9ng d\u1ee5ng, nh\u01b0 phi\u00ean \u0111\u0103ng nh\u1eadp, gi\u1ecf h\u00e0ng v\u00e0 l\u1ecbch s\u1eed duy\u1ec7t web. Cookie n\u00e0y \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 \u0111\u01b0\u1ee3c g\u1eedi l\u1ea1i cho m\u00e1y ch\u1ee7 m\u1ed7i khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o trang web.<\/p>\n<p>C\u00f2n cookie hi\u1ec7u su\u1ea5t l\u00e0 nh\u1eefng cookie \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a \u1ee9ng d\u1ee5ng, nh\u01b0 l\u01b0u tr\u1eef th\u00f4ng tin phi\u00ean l\u00e0m vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c l\u01b0u tr\u1eef c\u00e1c thi\u1ebft l\u1eadp c\u00e1 nh\u00e2n. Cookie n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c tr\u00ean m\u00e1y ch\u1ee7.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du-2\"><\/span>V\u00ed d\u1ee5:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Trong m\u1ed9t \u1ee9ng d\u1ee5ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn, cookie thi\u1ebft y\u1ebfu c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u gi\u1ecf h\u00e0ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, trong khi cookie hi\u1ec7u su\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u th\u00f4ng tin \u0111\u0103ng nh\u1eadp v\u00e0 c\u00e1c thi\u1ebft l\u1eadp c\u00e1 nh\u00e2n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Cookie_hieu_suat_va_cach_toi_uu_hoa_su_dung_chung_trongNET\"><\/span>2. Cookie hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a s\u1eed d\u1ee5ng ch\u00fang trong.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng cookie hi\u1ec7u su\u1ea5t trong \u1ee9ng d\u1ee5ng.NET, c\u1ea7n xem x\u00e9t c\u00e1c \u0111i\u1ec3m sau:<\/p>\n<ul>\n<li>Gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc c\u1ee7a cookie: Khi t\u1ea1o cookie, n\u00ean gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc c\u1ee7a n\u00f3 \u0111\u1ec3 kh\u00f4ng qu\u00e1 t\u1ea3i m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7.<\/li>\n<li>S\u1eed d\u1ee5ng cookie ch\u1ec9 khi c\u1ea7n thi\u1ebft: Kh\u00f4ng n\u00ean l\u01b0u tr\u1eef qu\u00e1 nhi\u1ec1u th\u00f4ng tin trong cookie v\u00e0 ch\u1ec9 s\u1eed d\u1ee5ng cookie khi c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u00e1nh g\u00e2y t\u1eafc ngh\u1ebdn v\u00e0 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a \u1ee9ng d\u1ee5ng.<\/li>\n<li>X\u00f3a cookie kh\u00f4ng c\u1ea7n thi\u1ebft: Khi \u0111\u00e3 kh\u00f4ng c\u00f2n s\u1eed d\u1ee5ng, c\u1ea7n x\u00f3a c\u00e1c cookie kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng t\u00e0i nguy\u00ean v\u00e0 b\u1ea3o m\u1eadt th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u h\u00f3a n\u00e0y, c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng cookie hi\u1ec7u su\u1ea5t trong \u1ee9ng d\u1ee5ng.NET l\u00e0 hi\u1ec7u qu\u1ea3 v\u00e0 kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a \u1ee9ng d\u1ee5ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_ngon_ngu_lap_trinhNET_va_khung_mo_hinh_ung_dung\"><\/span>C\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.NET v\u00e0 khung m\u00f4 h\u00ecnh \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>.NET l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Microsoft. N\u00f3 cung c\u1ea5p m\u1ed9t m\u00f4i tr\u01b0\u1eddng chung cho vi\u1ec7c x\u00e2y d\u1ef1ng, tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd c\u00e1c \u1ee9ng d\u1ee5ng web, di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n..NET h\u1ed7 tr\u1ee3 nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh nh\u01b0 C#, VB.NET, F# v\u00e0 nhi\u1ec1u ng\u00f4n ng\u1eef kh\u00e1c. M\u1ed7i ng\u00f4n ng\u1eef n\u00e0y c\u00f3 c\u00fa ph\u00e1p ri\u00eang v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau trong vi\u1ec7c ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ngon_ngu_C\"><\/span>Ng\u00f4n ng\u1eef C#<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C# l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ch\u00ednh c\u1ee7a.NET Framework. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng Windows, web v\u00e0 di \u0111\u1ed9ng. C# k\u1ebft h\u1ee3p t\u00ednh linh ho\u1ea1t c\u1ee7a C++ v\u1edbi s\u1ef1 \u0111\u01a1n gi\u1ea3n c\u1ee7a Visual Basic.NET, t\u1ea1o ra m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh m\u1ea1nh m\u1ebd v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du_ve_ma_C\"><\/span>V\u00ed d\u1ee5 v\u1ec1 m\u00e3 C#:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code>using System;\n\nclass Program\n{\n    static void Main(string[] args)\n    {\n        Console.WriteLine(\"Hello World!\");\n    }\n}\n<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"Ngon_ngu_VBNET\"><\/span>Ng\u00f4n ng\u1eef VB.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>VB.NET l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh d\u1ef1a tr\u00ean Visual Basic, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu cho vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng Windows. N\u00f3 c\u00f3 c\u00fa ph\u00e1p \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u, l\u00e0m cho vi\u1ec7c x\u00e2y d\u1ef1ng \u1ee9ng d\u1ee5ng tr\u1edf n\u00ean nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du_ve_ma_VBNET\"><\/span>V\u00ed d\u1ee5 v\u1ec1 m\u00e3 VB.NET:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code>Imports System\n\nModule Program\n    Sub Main(args As String())\n        Console.WriteLine(\"Hello World!\")\n    End Sub\nEnd Module\n<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Kien_truc_cua_nen_tangNET_va_cac_thanh_phan_chinh\"><\/span>Ki\u1ebfn tr\u00fac c\u1ee7a n\u1ec1n t\u1ea3ng.NET v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"Ki\u1ebfn tr\u00fac c\u1ee7a n\u1ec1n t\u1ea3ng.NET v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/dinh_nghia_va_tac_dung_cua_net_trong_phat_trien_phan_mem.jpg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"Ki\u1ebfn tr\u00fac c\u1ee7a n\u1ec1n t\u1ea3ng.NET v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh\"\/><\/p>\n<p>N\u1ec1n t\u1ea3ng.NET bao g\u1ed3m ba th\u00e0nh ph\u1ea7n ch\u00ednh: Common Language Runtime (CLR), Framework Class Library (FCL) v\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh. Ki\u1ebfn tr\u00fac n\u00e0y cung c\u1ea5p m\u1ed9t m\u00f4i tr\u01b0\u1eddng th\u1ef1c thi cho c\u00e1c \u1ee9ng d\u1ee5ng.NET v\u00e0 cung c\u1ea5p c\u00e1c th\u01b0 vi\u1ec7n chu\u1ea9n \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Common_Language_Runtime_CLR\"><\/span>Common Language Runtime (CLR)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>CLR l\u00e0 m\u1ed9t m\u00e1y \u1ea3o c\u00f3 kh\u1ea3 n\u0103ng th\u1ef1c thi m\u00e3 IL (Intermediate Language). M\u00e3 IL \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch t\u1eeb m\u00e3 ngu\u1ed3n c\u1ee7a c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.NET nh\u01b0 C# ho\u1eb7c VB.NET. CLR cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 qu\u1ea3n l\u00fd b\u1ed9 nh\u1edb t\u1ef1 \u0111\u1ed9ng, qu\u1ea3n l\u00fd lu\u1ed3ng v\u00e0 b\u1ea3o m\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng ch\u1ea1y m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 tr\u00ean n\u1ec1n t\u1ea3ng.NET.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Framework_Class_Library_FCL\"><\/span>Framework Class Library (FCL)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>FCL l\u00e0 m\u1ed9t b\u1ed9 th\u01b0 vi\u1ec7n chu\u1ea9n c\u1ee7a.NET Framework. N\u00f3 ch\u1ee9a h\u00e0ng ng\u00e0n l\u1edbp v\u00e0 ph\u01b0\u01a1ng th\u1ee9c \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng s\u1eb5n \u0111\u1ec3 gi\u00fap ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng. FCL cung c\u1ea5p c\u00e1c l\u1edbp cho c\u00e1c t\u00e1c v\u1ee5 nh\u01b0 x\u1eed l\u00fd chu\u1ed7i, nh\u1eadp xu\u1ea5t, k\u1ebft n\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u, giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Su_ho_tro_cua_AWS_cho_phat_trienNET\"><\/span>S\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a AWS cho ph\u00e1t tri\u1ec3n.NET<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>AWS (Amazon Web Services) l\u00e0 m\u1ed9t trong nh\u1eefng nh\u00e0 cung c\u1ea5p \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y h\u00e0ng \u0111\u1ea7u tr\u00ean th\u1ebf gi\u1edbi. AWS cung c\u1ea5p s\u1ef1 h\u1ed7 tr\u1ee3 r\u1ea5t t\u1ed1t cho vi\u1ec7c ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng.NET tr\u00ean n\u1ec1n t\u1ea3ng c\u1ee7a h\u1ecd.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"AWS_Toolkit_for_Visual_Studio\"><\/span>AWS Toolkit for Visual Studio<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>AWS Toolkit for Visual Studio l\u00e0 m\u1ed9t ti\u1ec7n \u00edch m\u1edf r\u1ed9ng cho Visual Studio, gi\u00fap b\u1ea1n ph\u00e1t tri\u1ec3n v\u00e0 tri\u1ec3n khai \u1ee9ng d\u1ee5ng.NET tr\u1ef1c ti\u1ebfp tr\u00ean AWS. N\u00f3 cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd c\u00e1c d\u1ecbch v\u1ee5 AWS nh\u01b0 EC2, S3, RDS v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"AWS_SDK_forNET\"><\/span>AWS SDK for.NET<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>AWS SDK for.NET l\u00e0 m\u1ed9t b\u1ed9 th\u01b0 vi\u1ec7n ph\u1ea7n m\u1ec1m cho ph\u00e9p b\u1ea1n t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 AWS t\u1eeb \u1ee9ng d\u1ee5ng.NET c\u1ee7a m\u00ecnh. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng SDK n\u00e0y \u0111\u1ec3 g\u1eedi y\u00eau c\u1ea7u API \u0111\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 AWS, x\u1eed l\u00fd k\u1ebft qu\u1ea3 v\u00e0 qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean c\u1ee7a b\u1ea1n tr\u00ean AWS.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Huong_dan_su_dungNET_tren_AWS\"><\/span>H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.NET tr\u00ean AWS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.NET tr\u00ean AWS\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/dinh_nghia_va_tac_dung_cua_net_trong_phat_trien_phan_mem-1.jpg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.NET tr\u00ean AWS\"\/><\/p>\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng.NET tr\u00ean AWS, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li>T\u1ea1o m\u1ed9t t\u00e0i kho\u1ea3n AWS v\u00e0 \u0111\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd.<\/li>\n<li>T\u1ea3i xu\u1ed1ng v\u00e0 c\u00e0i \u0111\u1eb7t AWS Toolkit for Visual Studio (n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng Visual Studio).<\/li>\n<li>T\u1ea1o m\u1ed9t m\u00e1y ch\u1ee7 EC2 \u0111\u1ec3 ch\u1ea1y \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n ho\u1eb7c s\u1eed d\u1ee5ng Elastic Beanstalk \u0111\u1ec3 tri\u1ec3n khai \u1ee9ng d\u1ee5ng web t\u1ef1 \u0111\u1ed9ng.<\/li>\n<li>S\u1eed d\u1ee5ng AWS SDK for.NET \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 AWS t\u1eeb m\u00e3 ngu\u1ed3n c\u1ee7a b\u1ea1n.<\/li>\n<li>Tri\u1ec3n khai \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n l\u00ean AWS v\u00e0 ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ol>\n<p>Tr\u00ean th\u1ef1c t\u1ebf, &#8220;net&#8221; l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef ph\u1ed5 bi\u1ebfn trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 th\u00f4ng tin, ch\u1ec9 \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u qua m\u1ea1ng. 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