{"id":11773,"date":"2019-02-16T07:39:21","date_gmt":"2019-02-16T07:39:21","guid":{"rendered":"https:\/\/www.ducanhplus.com\/?p=11773"},"modified":"2019-02-16T07:39:21","modified_gmt":"2019-02-16T07:39:21","slug":"nen-brotli-la-gi","status":"publish","type":"post","link":"https:\/\/kiencang.net\/nen-brotli-la-gi\/","title":{"rendered":"N\u00e9n Brotli l\u00e0 g\u00ec?"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/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\" role=\"button\"><label for=\"item-6577d6056f2f3\" ><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><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d6056f2f3\"  type=\"checkbox\" id=\"item-6577d6056f2f3\"><\/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:\/\/kiencang.net\/nen-brotli-la-gi\/#Brotli_la_gi\" title=\"Brotli l\u00e0 g\u00ec?\">Brotli 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:\/\/kiencang.net\/nen-brotli-la-gi\/#Brotli_dang_duoc_su_dung_nhu_the_nao\" title=\"Brotli \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o?\">Brotli \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/#Tai_sao_Brotli_lai_huu_ich\" title=\"T\u1ea1i sao Brotli l\u1ea1i h\u1eefu \u00edch?\">T\u1ea1i sao Brotli l\u1ea1i h\u1eefu \u00edch?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/#Phuong_thuc_nen_Brotli\" title=\"Ph\u01b0\u01a1ng th\u1ee9c n\u00e9n Brotli\">Ph\u01b0\u01a1ng th\u1ee9c n\u00e9n Brotli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/#Su_dung_Brotli\" title=\"S\u1eed d\u1ee5ng Brotli\">S\u1eed d\u1ee5ng Brotli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/#Tai_sao_Brotli_hap_dan_toi_Patrick_Sexton\" title=\"T\u1ea1i sao Brotli h\u1ea5p d\u1eabn t\u00f4i (Patrick Sexton)\">T\u1ea1i sao Brotli h\u1ea5p d\u1eabn t\u00f4i (Patrick Sexton)<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Brotli_la_gi\"><\/span>Brotli l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ul><li>Brotli l\u00e0 m\u00e3 ngu\u1ed3n m\u1edf d\u00e0nh cho vi\u1ec7c n\u00e9n d\u1eef li\u1ec7u v\u00e0 v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi <a href=\"https:\/\/kiencang.net\/bat-nen-gzip\/\" target=\"_blank\" rel=\"noreferrer noopener\">n\u00e9n gzip<\/a> trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng;<\/li><li>Brotli hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 tr\u00ecnh duy\u1ec7t web s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e9n font WOFF2;<\/li><li>Brotli hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e9n d\u1eef li\u1ec7u th\u00f4ng th\u01b0\u1eddng thay v\u00ec ch\u1ec9 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 n\u00e9n font tr\u00ean tr\u00ecnh duy\u1ec7t Chrome v\u00e0 Firefox.<\/li><\/ul>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/dinh-nghia-brotli.png\" alt=\"\u0111\u1ecbnh ngh\u0129a brotli\" class=\"wp-image-11774\"\/><\/figure><\/div>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Brotli_dang_duoc_su_dung_nhu_the_nao\"><\/span>Brotli \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p>K\u1ec3 t\u1eeb khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 n\u00e9n font WOFF2, Brotli hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi m\u1ed9t s\u1ed1 tr\u00ecnh duy\u1ec7t (d\u01b0\u1edbi d\u1ea1ng n\u00e9n font ch\u1eef).<\/p>\n\n\n<p>V\u00e0o th\u00e1ng ch\u00edn n\u0103m 2015, Google ph\u00e1t h\u00e0nh m\u1ed9t phi\u00ean b\u1ea3n m\u1edbi c\u1ee7a Brotli c\u00f3 th\u1ec3 n\u00e9n nhi\u1ec1u d\u1eef li\u1ec7u kh\u00e1c ngo\u00e0i font ch\u1eef.<\/p>\n\n\n<p>Phi\u00ean b\u1ea3n m\u1edbi ph\u00e1t h\u00e0nh n\u00e0y t\u1eadp trung v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng Brotli nh\u01b0 l\u00e0 ph\u01b0\u01a1ng th\u1ee9c n\u00e9n http th\u00f4ng th\u01b0\u1eddng c\u0169ng nh\u01b0 l\u00e0 c\u00f4ng c\u1ee5 thay th\u1ebf cho gzip \/ deflate \/ Zopfli.<\/p>\n\n\n<p>C\u1ea3 tr\u00ecnh duy\u1ec7t Chrome v\u00e0 Firefox \u0111\u1ec1u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Brotli nh\u01b0 ph\u01b0\u01a1ng th\u1ee9c n\u00e9n d\u1eef li\u1ec7u chung trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p.<\/p>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tai_sao_Brotli_lai_huu_ich\"><\/span>T\u1ea1i sao Brotli l\u1ea1i h\u1eefu \u00edch?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p>Nh\u00ecn chung Brotli c\u00f3 m\u1ed9t s\u1ed1 c\u1ea3i ti\u1ebfn \u0111\u00e1ng k\u1ec3, nh\u01b0ng nh\u1eefng c\u1ea3i ti\u1ebfn \u0111\u00f3 kh\u00f4ng nhi\u1ec1u.<\/p>\n\n\n<p>M\u1ed9t k\u1ecbch b\u1ea3n l\u00e0m t\u00f4i ph\u1ea5n kh\u00edch l\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng Brotli cho c\u00e1c file t\u0129nh khi m\u00e0 m\u00e1y ch\u1ee7 web \u0111\u00e3 n\u00e9n t\u1eeb tr\u01b0\u1edbc. Trong k\u1ecbch b\u1ea3n n\u00e0y k\u00edch c\u1ee1 file c\u00f3 th\u1ec3 gi\u1ea3m th\u00eam \u0111\u01b0\u1ee3c 26% so v\u1edbi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i b\u1edfi c\u00e1c tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n<p>Tuy nhi\u00ean n\u1ed9i dung \u0111\u1ed9ng \u0111\u01b0\u1ee3c n\u00e9n Brotli c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u su\u1ea5t.<\/p>\n\n\n<p><a href=\"https:\/\/kiencang.net\/huong-dan-su-dung-cloudflare\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cloudflare<\/a> (cung c\u1ea5p d\u1ecbch v\u1ee5 proxy CDN) \u0111\u00e3 th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 ki\u1ec3m tra v\u00e0 <a href=\"https:\/\/blog.cloudflare.com\/results-experimenting-brotli\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00f4ng b\u1ed1 k\u1ebft qu\u1ea3 c\u1ee7a h\u1ecd v\u1ec1 Brotli<\/a>, n\u00f3 r\u1ea5t th\u00fa v\u1ecb v\u00e0 \u0111\u00e1ng b\u1ecf th\u1eddi gian \u0111\u1ec3 \u0111\u1ecdc.<\/p>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Phuong_thuc_nen_Brotli\"><\/span>Ph\u01b0\u01a1ng th\u1ee9c n\u00e9n Brotli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p>Tr\u00edch t\u1eeb <a href=\"https:\/\/en.wikipedia.org\/wiki\/Brotli\" target=\"_blank\" rel=\"noreferrer noopener\">Wikipedia<\/a>:<\/p>\n\n\n<blockquote class=\"wp-block-quote\"><p>Brotli d\u1ef1a tr\u00ean bi\u1ebfn th\u1ec3 hi\u1ec7n \u0111\u1ea1i c\u1ee7a thu\u1eadt to\u00e1n LZ77, m\u00e3 h\u00f3a Huffman v\u00e0 m\u00f4 h\u00ecnh b\u1ed1i c\u1ea3nh b\u1eadc 2<\/p><\/blockquote>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Su_dung_Brotli\"><\/span>S\u1eed d\u1ee5ng Brotli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p>\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c l\u1ee3i th\u1ebf k\u00edch c\u1ee1 file nh\u1ecf h\u01a1n khi s\u1eed d\u1ee5ng Brotli, c\u1ea3 m\u00e1y ch\u1ee7 web v\u00e0 tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi Brotli.<\/p>\n\n\n<p>Hi\u1ec7n (n\u0103m 2016) kh\u00f4ng c\u00f3 m\u00e1y ch\u1ee7 web n\u00e0o h\u1ed7 tr\u1ee3 Brotli nh\u01b0 ph\u01b0\u01a1ng th\u1ee9c n\u00e9n d\u1eef li\u1ec7u chung, nh\u01b0ng c\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c gi\u00fap b\u1ea1n.<\/p>\n\n\n<ul><li>NGINX &#8211; Google cung c\u1ea5p\u00a0<a href=\"https:\/\/github.com\/google\/ngx_brotli\" target=\"_blank\" rel=\"noreferrer noopener\">Brotli module<\/a>.<\/li><li>APACHE &#8211; Google kh\u00f4ng cung c\u1ea5p b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec cho m\u00e1y ch\u1ee7 Apache, m\u1eb7c d\u00f9 c\u0169ng c\u00f3 <a href=\"https:\/\/lyncd.com\/2015\/11\/brotli-support-apache\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u1eb9o kh\u00e1c<\/a>.<\/li><li>NODE.JS &#8211; Mozilla \u0111\u01b0a ra m\u1eb9o \u0111\u1ec3 <a href=\"https:\/\/hacks.mozilla.org\/2015\/11\/better-than-gzip-compression-with-brotli\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Brotli \u1edf \u0111\u00e2y<\/a>.<\/li><\/ul>\n\n\n<p>V\u1ec1 ph\u00eda tr\u00ecnh duy\u1ec7t web:<\/p>\n\n\n<ul><li>Firefox &#8211; Firefox 44 b\u1ed5 sung h\u1ed7 tr\u1ee3 Brotli.<\/li><li>Chrome &#8211; Chrome 49 v\u00e0 c\u00e1c phi\u00ean b\u1ea3n cao h\u01a1n h\u1ed7 tr\u1ee3 Brotli s\u1eed d\u1ee5ng flag.<\/li><\/ul>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tai_sao_Brotli_hap_dan_toi_Patrick_Sexton\"><\/span>T\u1ea1i sao Brotli h\u1ea5p d\u1eabn t\u00f4i (Patrick Sexton)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p>Ph\u01b0\u01a1ng th\u1ee9c n\u00e9n Brotli c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 gi\u00fap t\u00f4i hi\u1ec7n th\u1ef1c h\u00f3a gi\u1ea5c m\u01a1 n\u1ed9i tuy\u1ebfn t\u00e0i nguy\u00ean trang t\u0129nh trong HTML v\u00e0 gi\u1eef cho HTML \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi HTTP &#8220;kh\u1edfi \u0111\u1ed9ng ch\u1eadm&#8221;.<\/p>\n\n\n<p>H\u00e3y \u0111\u1ec3 t\u00f4i gi\u1ea3i th\u00edch \u0111i\u1ec1u n\u00e0y.<\/p>\n\n\n<p>C\u00e1c b\u00e0i vi\u1ebft tr\u00ean Varvy (gi\u1ed1ng nh\u01b0 trang b\u1ea1n \u0111ang \u0111\u1ecdc b\u00e2y gi\u1edd) l\u00e0 th\u1eed nghi\u1ec7m li\u00ean t\u1ee5c c\u1ee7a t\u00f4i trong vi\u1ec7c t\u1ea1o ra c\u00e1c trang c\u00f3 hi\u1ec7u su\u1ea5t c\u1ef1c k\u1ef3 cao.<\/p>\n\n\n<p>HTML c\u1ee7a trang n\u00e0y n\u1ed9i tuy\u1ebfn v\u00e0o HTML r\u1ea5t nhi\u1ec1u th\u1ee9 &#8211; <a href=\"https:\/\/kiencang.net\/font-cho-web-va-toc-do-tai-trang\/\" target=\"_blank\" rel=\"noreferrer noopener\">font ch\u1eef<\/a>, <a href=\"https:\/\/kiencang.net\/noi-tuyen-cac-css-nho\/\" target=\"_blank\" rel=\"noreferrer noopener\">CSS<\/a> v\u00e0 c\u00e1c \u1ea3nh (s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/hinh-anh-ma-hoa-base64\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e3 h\u00f3a base64<\/a>) tr\u00ean <a href=\"https:\/\/kiencang.net\/uu-tien-noi-dung-hien-thi\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a>.<\/p>\n\n\n<p>M\u1ed9t h\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c n\u1ed9i tuy\u1ebfn r\u1ea5t nhi\u1ec1u v\u00e0o HTML l\u00e0 HTML c\u00f3 th\u1ec3 tr\u1edf n\u00ean l\u1edbn h\u01a1n, ngay c\u1ea3 khi \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u1ed9t c\u00e1ch kh\u00e9o l\u00e9o v\u00e0 ngh\u1ec7 thu\u1eadt.<\/p>\n\n\n<p>Trong n\u1ed7 l\u1ef1c cho c\u00e1c b\u00e0i vi\u1ebft c\u1ee7a m\u00ecnh, t\u00f4i \u0111\u00e3 ti\u1ebfn r\u1ea5t g\u1ea7n \u0111\u1ebfn vi\u1ec7c gi\u1ea3m k\u00edch c\u1ee1 file xu\u1ed1ng \u0111\u1ee7 \u0111\u1ec3 l\u00e0m cho c\u00e1c y\u00eau c\u1ea7u HTTP kh\u1edbp ho\u00e0n ch\u1ec9nh v\u00e0o m\u1ed9t g\u00f3i (c\u00f3 dung l\u01b0\u1ee3ng c\u1ee1 14kb), t\u00f4i ch\u1ec9 c\u1ea7n n\u00e9n t\u1ed1t h\u01a1n m\u1ed9t ch\u00fat.<\/p>\n\n\n<p>Brotli cung c\u1ea5p kh\u1ea3 n\u0103ng &#8220;n\u00e9n t\u1ed1t h\u01a1n m\u1ed9t ch\u00fat&#8221; \u0111\u00f3 v\u00ec th\u1ebf t\u00f4i c\u1ea3m th\u1ea5y n\u00f3 v\u00f4 c\u00f9ng h\u1ea5p d\u1eabn.<\/p>\n\n\n<p><em>(D\u1ecbch t\u1eeb b\u00e0i vi\u1ebft: Brotli compression \u2013 T\u00e1c gi\u1ea3: Patrick Sexton \u2013 Website: Varvy)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Brotli l\u00e0 g\u00ec? Brotli l\u00e0 m\u00e3 ngu\u1ed3n m\u1edf d\u00e0nh cho vi\u1ec7c n\u00e9n d\u1eef li\u1ec7u v\u00e0 v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi n\u00e9n gzip trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng; Brotli hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 tr\u00ecnh duy\u1ec7t web s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e9n font WOFF2; Brotli hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e9n d\u1eef li\u1ec7u th\u00f4ng th\u01b0\u1eddng thay v\u00ec ch\u1ec9 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":20449,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[279],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>N\u00e9n Brotli l\u00e0 g\u00ec? &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"N\u00e9n Brotli l\u00e0 g\u00ec? &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Brotli l\u00e0 g\u00ec? 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