{"id":45725,"date":"2023-11-03T17:17:36","date_gmt":"2023-03-22T04:47:55","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45725-2\/"},"modified":"2024-05-04T07:21:02","modified_gmt":"2024-05-03T23:21:02","slug":"45725-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45725-2\/","title":{"rendered":""},"content":{"rendered":"<h1>\u4eca\u5e74\u306e\u8a00\u8a9e\u306fRust \u305d\u306e\uff13\uff19<\/h1>\n<p>Rust\u3092\u5b66\u3073\u307e\u3059<\/p>\n<p>Rust\u306e\u65e5\u672c\u8a9e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 2nd Edition<br \/>\nhttps:\/\/doc.rust-jp.rs\/book\/second-edition\/<\/p>\n<p>\u30aa\u30ea\u30b8\u30ca\u30eb(\u82f1\u8a9e)<br \/>\nhttps:\/\/doc.rust-lang.org\/book\/<\/p>\n<h2>\u5b9f\u884c\u74b0\u5883<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>cargo <span class=\"nt\">-V<\/span>\r\ncargo 1.33.0 <span class=\"o\">(<\/span>f099fe94b 2019-02-12<span class=\"o\">)<\/span>\r\n\r\n<span class=\"nv\">$ <\/span>rustup <span class=\"nt\">-V<\/span>\r\nrustup 1.17.0 <span class=\"o\">(<\/span>069c88ed6 2019-03-05<span class=\"o\">)<\/span>\r\n\r\n<span class=\"nv\">$ <\/span>rustc <span class=\"nt\">--version<\/span>\r\nrustc 1.33.0 <span class=\"o\">(<\/span>2aa4c46cf 2019-02-28<span class=\"o\">)<\/span>\r\n\r\n<span class=\"nv\">$ <\/span> <span class=\"nb\">cat<\/span> \/proc\/version\r\nLinux version 4.14.97-74.72.amzn1.x86_64 <span class=\"o\">(<\/span>mockbuild@gobi-build-64002<span class=\"o\">)<\/span> \r\n<span class=\"o\">(<\/span>gcc version 7.2.1 20170915 <span class=\"o\">(<\/span>Red Hat 7.2.1-2<span class=\"o\">)<\/span> <span class=\"o\">(<\/span>GCC<span class=\"o\">))<\/span> \r\n<span class=\"c\">#1 SMP Tue Feb 5 20:59:30 UTC 2019<\/span>\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">uname<\/span> <span class=\"nt\">-a<\/span>\r\nLinux ip-10-100-0-8 4.14.97-74.72.amzn1.x86_64 \r\n<span class=\"c\">#1 SMP Tue Feb 5 20:59:30 UTC 2019 x86_64 x86_64 x86_64 GNU\/Linux<\/span>\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">cat<\/span> \/etc\/<span class=\"se\">\\*<\/span>release\r\n<span class=\"nv\">NAME<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"Amazon Linux AMI\"<\/span>\r\n<span class=\"nv\">VERSION<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"2018.03\"<\/span>\r\n<span class=\"nv\">ID<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"amzn\"<\/span>\r\n<span class=\"nv\">ID_LIKE<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"rhel fedora\"<\/span>\r\n<span class=\"nv\">VERSION_ID<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"2018.03\"<\/span>\r\n<span class=\"nv\">PRETTY_NAME<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"Amazon Linux AMI 2018.03\"<\/span>\r\n<span class=\"nv\">ANSI_COLOR<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"0;33\"<\/span>\r\n<span class=\"nv\">CPE_NAME<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"cpe:\/o:amazon:linux:2018.03:ga\"<\/span>\r\n<span class=\"nv\">HOME_URL<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"http:\/\/aws.amazon.com\/amazon-linux-ami\/\"<\/span>\r\nAmazon Linux AMI release 2018.03\r\n\r\n<\/code><\/pre>\n<h2>13. \u95a2\u6570\u578b\u8a00\u8a9e\u306e\u6a5f\u80fd: \u30a4\u30c6\u30ec\u30fc\u30bf\u3068\u30af\u30ed\u30fc\u30b8\u30e3<\/h2>\n<h3>13.4 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6bd4\u8f03<\/h3>\n<p>\u30aa\u30fc\u30c7\u30a3\u30aa\u30c7\u30b3\u30fc\u30c0\u306e\u3067\u30b3\u30fc\u30c9\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u53c2\u8003\u306b\u898b\u3066\u307f\u308b\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u3042\u308b\u30d0\u30c3\u30d5\u30a1\u5024\u3068\u4fc2\u6570\u3092\u5185\u7a4d\u3057\u3066\u3001\u53f3\u306b\u30d3\u30c3\u30c8\u30b7\u30d5\u30c8\u3055\u305b\u3066\u3044\u308b\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u91cd\u304d\u3092\u7f6e\u304b\u308c\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">let<\/span> <span class=\"n\">buffer<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"p\">[<\/span><span class=\"nb\">i32<\/span><span class=\"p\">];<\/span>\r\n<span class=\"k\">let<\/span> <span class=\"n\">coefficients<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nb\">i64<\/span><span class=\"p\">;<\/span> <span class=\"mi\">12<\/span><span class=\"p\">];<\/span>\r\n<span class=\"k\">let<\/span> <span class=\"n\">qlp_shift<\/span><span class=\"p\">:<\/span> <span class=\"nb\">i16<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">for<\/span> <span class=\"n\">i<\/span> <span class=\"n\">in<\/span> <span class=\"mi\">12<\/span><span class=\"o\">..<\/span><span class=\"n\">buffer<\/span><span class=\"nf\">.len<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">prediction<\/span> <span class=\"o\">=<\/span> <span class=\"n\">coefficients<\/span><span class=\"nf\">.iter<\/span><span class=\"p\">()<\/span>\r\n                                 <span class=\"nf\">.zip<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"n\">buffer<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"o\">-<\/span><span class=\"mi\">12<\/span><span class=\"p\">,<\/span> <span class=\"n\">i<\/span><span class=\"p\">])<\/span>\r\n                                 <span class=\"nf\">.map<\/span><span class=\"p\">(|(<\/span><span class=\"o\">&amp;<\/span><span class=\"n\">c<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">s<\/span><span class=\"p\">)|<\/span> <span class=\"n\">c<\/span><span class=\"o\">*<\/span><span class=\"n\">s<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">i64<\/span><span class=\"p\">)<\/span>\r\n                                 <span class=\"py\">.sum<\/span><span class=\"p\">::<\/span><span class=\"o\">&lt;<\/span><span class=\"nb\">i64<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">()<\/span> <span class=\"o\">&gt;&gt;<\/span> <span class=\"n\">qlp_shift<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">delta<\/span> <span class=\"o\">=<\/span> <span class=\"n\">buffer<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"p\">];<\/span>\r\n    <span class=\"n\">buffer<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">prediction<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">i32<\/span> <span class=\"o\">+<\/span> <span class=\"n\">delta<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u9a5a\u304f\u3053\u3068\u306bRust\u3067\u306f\u3001\u624b\u4f5c\u696d\u3067\u66f8\u3044\u305f\u3082\u306e\u3068\u540c\u3058\u6a5f\u68b0\u8a9e\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u308b\uff01\uff01\uff01\uff01\uff01\uff01\uff01\uff01<\/p>\n<p>\u3064\u307e\u308a\u3001\u30af\u30ed\u30fc\u30b8\u30e3\u3084\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u3082\u3001\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u3088\u3063\u3066\u30aa\u30fc\u30d0\u30d8\u30c3\u30c9\u3092\u306a\u304f\u3057\u305f\u5b9f\u88c5\u304c\u3055\u308c\u3066\u3044\u308b\uff01<\/p>\n<p>\u306a\u3093\u3066\u3053\u3068\u3060\uff01<\/p>\n<blockquote><p>\u30a4\u30c6\u30ec\u30fc\u30bf\u3068\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u6050\u308c\u306a\u3057\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306d\uff01\u305d\u308c\u3089\u306e\u304a\u304b\u3052\u3067\u30b3\u30fc\u30c9\u306f\u3001\u9ad8\u30ec\u30d9\u30eb\u3060\u3051\u308c\u3069\u3082\u3001 \u305d\u3046\u3059\u308b\u3053\u3068\u306b\u5bfe\u3057\u3066\u5b9f\u884c\u6642\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u72a0\u7272\u306b\u3057\u306a\u3044\u3088\u3046\u306b\u306a\u308a\u307e\u3059<\/p><\/blockquote>\n<p>\u4f4e\u30ec\u30d9\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3067\u3001\u9ad8\u30ec\u30d9\u30eb\u306e\u8003\u3048\u3092\u660e\u78ba\u306b\u5b9f\u73fe\u3059\u308b \u3068\u3044\u3046Rust\u306e\u80fd\u529b<\/p>\n<p>\u60da\u308c\u76f4\u3057\u305f<\/p>\n<p>\u30a4\u30a8\u30b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5e74\u306e\u8a00\u8a9e\u306fRust \u305d\u306e\uff13\uff19 Rust\u3092\u5b66\u3073\u307e\u3059 Rust\u306e\u65e5\u672c\u8a9e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 2nd Edition ht [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45725","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>- Blog - Silicon Cloud<\/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:\/\/www.silicloud.com\/zh\/blog\/45725-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u4eca\u5e74\u306e\u8a00\u8a9e\u306fRust \u305d\u306e\uff13\uff19 Rust\u3092\u5b66\u3073\u307e\u3059 Rust\u306e\u65e5\u672c\u8a9e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 2nd Edition ht [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45725-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-03-22T04:47:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-03T23:21:02+00:00\" \/>\n<meta name=\"author\" content=\"\u6587, \u7fd4\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6587, \u7fd4\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" 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