{"id":2201,"date":"2025-03-24T08:48:01","date_gmt":"2025-03-23T23:48:01","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=2201"},"modified":"2025-03-24T08:48:26","modified_gmt":"2025-03-23T23:48:26","slug":"c%e3%81%ae%e3%82%b0%e3%83%ad%e3%83%bc%e3%83%90%e3%83%ab%e5%a4%89%e6%95%b0%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a%e6%ad%a3%e3%81%97%e3%81%84%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%a85","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=2201","title":{"rendered":"C++\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u5b8c\u5168\u30ac\u30a4\u30c9\uff1a\u6b63\u3057\u3044\u4f7f\u3044\u65b9\u30685\u3064\u306e\u4ee3\u66ff\u624b\u6bb5"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u57fa\u790e\u77e5\u8b58<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3068\u306f\uff1a\u30b9\u30b3\u30fc\u30d7\u3068\u751f\u5b58\u671f\u9593\u306e\u7279\u5fb4<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u5ba3\u8a00\u65b9\u6cd5\u3068\u521d\u671f\u5316\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u304c\u4fbf\u5229\u306a\u6b63\u5f53\u306a\u4f7f\u7528\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-5\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u304c\u3082\u305f\u3089\u3059\u6f5c\u5728\u7684\u306a\u554f\u984c\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-6\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-7\">\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u30c6\u30a3\u306e\u78ba\u4fdd\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-8\">\u540d\u524d\u7a7a\u9593\u3092\u6d3b\u7528\u3057\u305f\u885d\u7a81\u56de\u907f\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-9\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4ee3\u66ff\u624b\u6bb5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-10\">\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u5b9f\u88c5\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-11\">\u9759\u7684\u30e1\u30f3\u30d0\u30fc\u5909\u6570\u3092\u4f7f\u7528\u3057\u305f\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-12\">\u4f9d\u5b58\u6027\u6ce8\u5165\u306b\u3088\u308b\u67d4\u8edf\u306a\u8a2d\u8a08<\/a>      <\/li>      <li>        <a href=\"#i-13\">\u8a2d\u5b9a\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u305f\u96c6\u4e2d\u7ba1\u7406<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-14\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3088\u308b\u72b6\u614b\u7ba1\u7406<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-15\">\u5b9f\u8df5\u7684\u306a\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u624b\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-16\">\u65e2\u5b58\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u5b89\u5168\u306b\u79fb\u884c\u3059\u308b\u624b\u9806<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-17\">\u30c6\u30b9\u30c8\u3057\u3084\u3059\u3044\u30b3\u30fc\u30c9\u8a2d\u8a08\u3078\u306e\u6539\u5584\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<p>C++\u306b\u304a\u3051\u308b\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u5168\u4f53\u304b\u3089\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u5909\u6570\u3067\u3059\u3002\u305d\u306e\u7279\u5fb4\u3068\u4f7f\u3044\u65b9\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3068\u306f\uff1a\u30b9\u30b3\u30fc\u30d7\u3068\u751f\u5b58\u671f\u9593\u306e\u7279\u5fb4<\/h3>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306f\u3001\u4ee5\u4e0b\u306e\u91cd\u8981\u306a\u7279\u5fb4\u3092\u6301\u3063\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b9\u30b3\u30fc\u30d7\uff08\u6709\u52b9\u7bc4\u56f2\uff09<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u5185\u306e\u3069\u306e\u95a2\u6570\u304b\u3089\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd<\/li>\n\n\n\n<li>\u5ba3\u8a00\u4f4d\u7f6e\u306f\u95a2\u6570\u306e\u5916\u90e8<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u53c2\u7167\u53ef\u80fd\uff08extern\u30ad\u30fc\u30ef\u30fc\u30c9\u4f7f\u7528\u6642\uff09<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u751f\u5b58\u671f\u9593<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u958b\u59cb\u6642\u306b\u4f5c\u6210<\/li>\n\n\n\n<li>\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7d42\u4e86\u6642\u307e\u3067\u5b58\u7d9a<\/li>\n\n\n\n<li>\u9759\u7684\u306a\u8a18\u61b6\u57df\u306b\u914d\u7f6e<\/li>\n<\/ul>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u5ba3\u8a00\nint globalCounter = 0;  \/\/ \u521d\u671f\u5316\u3055\u308c\u305f\u901a\u5e38\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\nextern int sharedValue; \/\/ \u4ed6\u306e\u30d5\u30a1\u30a4\u30eb\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u53c2\u7167\n\n\/\/ \u95a2\u6570\u5185\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u4f8b\nvoid incrementCounter() {\n    globalCounter++;  \/\/ \u3069\u306e\u95a2\u6570\u304b\u3089\u3067\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\n}\n\n\/\/ \u5225\u306e\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u306e\u53c2\u7167\u65b9\u6cd5\uff08other.cpp\uff09\nextern int globalCounter;  \/\/ extern\u3067\u4ed6\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u6570\u3092\u53c2\u7167<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u5ba3\u8a00\u65b9\u6cd5\u3068\u521d\u671f\u5316\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9069\u5207\u306a\u521d\u671f\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u63a8\u5968\u3055\u308c\u308b\u521d\u671f\u5316\u65b9\u6cd5\nconst int MAX_USERS = 100;  \/\/ \u5b9a\u6570\u306e\u5834\u5408\nint userCount = 0;          \/\/ \u5909\u6570\u306e\u5834\u5408\n\n\/\/ \u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u521d\u671f\u5316\nstd::string appName{\"MyApplication\"};  \/\/ \u7d71\u4e00\u521d\u671f\u5316\u69cb\u6587\u306e\u4f7f\u7528\nstd::vector&lt;int&gt; globalCache{};        \/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u521d\u671f\u5316<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>const\u3084constexpr\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">constexpr double PI = 3.14159265359;  \/\/ \u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u5b9a\u6570\nconst std::string VERSION = \"1.0.0\";   \/\/ \u5b9f\u884c\u6642\u5b9a\u6570<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u540d\u524d\u7a7a\u9593\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">namespace Configuration {\n    int maxConnections = 1000;\n    const std::string databaseUrl = \"localhost\";\n\n    namespace Defaults {\n        const int timeout = 30;  \/\/ \u5165\u308c\u5b50\u306e\u540d\u524d\u7a7a\u9593\n    }\n}<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u521d\u671f\u5316\u9806\u5e8f\u306e\u8003\u616e<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u521d\u671f\u5316\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u660e\u78ba\u306b\u3059\u308b\nnamespace AppConfig {\n    const int MAX_BUFFER_SIZE = 1024;\n    std::vector&lt;char&gt; buffer(MAX_BUFFER_SIZE);  \/\/ MAX_BUFFER_SIZE\u3092\u4f7f\u7528\n}<\/pre>\n\n\n\n<p>\u91cd\u8981\u306a\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u521d\u671f\u5316\u9806\u5e8f\u306f\u3001\u540c\u3058\u30d5\u30a1\u30a4\u30eb\u5185\u3067\u306f\u5ba3\u8a00\u9806<\/li>\n\n\n\n<li>\u7570\u306a\u308b\u30b3\u30f3\u30d1\u30a4\u30eb\u5358\u4f4d\u9593\u3067\u306f\u9806\u5e8f\u304c\u4e0d\u5b9a<\/li>\n\n\n\n<li>\u9759\u7684\u521d\u671f\u5316\u3092\u512a\u5148\u3057\u3001\u52d5\u7684\u521d\u671f\u5316\u306f\u6700\u5c0f\u9650\u306b<\/li>\n\n\n\n<li>\u53ef\u80fd\u306a\u9650\u308aconst\u3084constexpr\u3092\u4f7f\u7528\u3057\u3066\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306b<\/li>\n<\/ul>\n\n\n\n<p>\u521d\u671f\u5316\u30d1\u30bf\u30fc\u30f3\u306e\u6bd4\u8f03\uff1a<\/p>\n\n\n<div id=\"id-9f48a7f9-a1a9-43a7-8e85-086f60da2451\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d1\u30bf\u30fc\u30f3<\/th><th>\u5229\u70b9<\/th><th>\u6b20\u70b9<\/th><\/tr><\/thead><tbody><tr><td>\u76f4\u63a5\u521d\u671f\u5316<\/td><td>\u30b7\u30f3\u30d7\u30eb\u3001\u5206\u304b\u308a\u3084\u3059\u3044<\/td><td>\u578b\u5909\u63db\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b<\/td><\/tr><tr><td>\u7d71\u4e00\u521d\u671f\u5316<\/td><td>\u578b\u5b89\u5168\u3001\u660e\u793a\u7684<\/td><td>\u6ce2\u62ec\u5f27\u304c\u5fc5\u8981<\/td><\/tr><tr><td>\u30c7\u30d5\u30a9\u30eb\u30c8\u521d\u671f\u5316<\/td><td>\u81ea\u52d5\u7684\u306b\u30bc\u30ed\u521d\u671f\u5316<\/td><td>\u30ab\u30b9\u30bf\u30e0\u521d\u671f\u5316\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u4e0d\u9069<\/td><\/tr><tr><td>\u9045\u5ef6\u521d\u671f\u5316<\/td><td>\u5fc5\u8981\u6642\u306e\u307f\u521d\u671f\u5316<\/td><td>\u540c\u671f\u304c\u5fc5\u8981\u3001\u8907\u96d1\u5316<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u57fa\u672c\u3092\u62bc\u3055\u3048\u305f\u4e0a\u3067\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u5177\u4f53\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3044\u3066\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4f7f\u7528\u306f\u8cdb\u5426\u304c\u5206\u304b\u308c\u308b\u30c8\u30d4\u30c3\u30af\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u9069\u5207\u306a\u4f7f\u7528\u4f8b\u3068\u6f5c\u5728\u7684\u306a\u554f\u984c\u70b9\u3092\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u304c\u4fbf\u5229\u306a\u6b63\u5f53\u306a\u4f7f\u7528\u4f8b<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u30b1\u30fc\u30b9\u3067\u306f\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4f7f\u7528\u304c\u5408\u7406\u7684\u306a\u9078\u629e\u3068\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u8a2d\u5b9a\u60c5\u5831<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">namespace SystemConfig {\n    const std::string APP_VERSION = \"2.0.0\";\n    const int MAX_CONNECTIONS = 100;\n    const std::string LOG_FILE_PATH = \"\/var\/log\/app.log\";\n\n    \/\/ \u8a2d\u5b9a\u60c5\u5831\u3092\u307e\u3068\u3081\u305f\u69cb\u9020\u4f53\n    struct DatabaseConfig {\n        const std::string host = \"localhost\";\n        const int port = 3306;\n        const std::string database = \"myapp\";\n    } DB_CONFIG;\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ed\u30ae\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class GlobalLogger {\nprivate:\n    static std::ofstream logFile;\n    static std::mutex logMutex;\n\npublic:\n    static void log(const std::string&amp; message) {\n        std::lock_guard&lt;std::mutex&gt; lock(logMutex);\n        logFile &lt;&lt; \"[\" &lt;&lt; std::time(nullptr) &lt;&lt; \"] \" &lt;&lt; message &lt;&lt; std::endl;\n    }\n};\n\n\/\/ \u3069\u3053\u304b\u3089\u3067\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\n#define LOG(msg) GlobalLogger::log(msg)<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">namespace ErrorHandling {\n    thread_local int lastErrorCode = 0;\n    thread_local std::string lastErrorMessage;\n\n    void setError(int code, const std::string&amp; message) {\n        lastErrorCode = code;\n        lastErrorMessage = message;\n    }\n\n    std::pair&lt;int, std::string&gt; getLastError() {\n        return {lastErrorCode, lastErrorMessage};\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u304c\u3082\u305f\u3089\u3059\u6f5c\u5728\u7684\u306a\u554f\u984c\u70b9<\/h3>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4e0d\u9069\u5207\u306a\u4f7f\u7528\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6df1\u523b\u306a\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u72b6\u614b\u306e\u8ffd\u8de1\u56f0\u96e3\u6027<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a\u72b6\u614b\u304c\u8ffd\u8de1\u56f0\u96e3\nint currentUserCount = 0;  \/\/ \u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\n\nvoid processUser() {\n    currentUserCount++;    \/\/ \u3069\u306e\u95a2\u6570\u304c\u5909\u66f4\u3057\u305f\u304b\u8ffd\u8de1\u304c\u56f0\u96e3\n    \/\/ \u51e6\u7406...\n}\n\nvoid removeUser() {\n    currentUserCount--;    \/\/ \u5909\u66f4\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u4e0d\u660e\u78ba\n    \/\/ \u51e6\u7406...\n}<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u826f\u3044\u4f8b\uff1a\u72b6\u614b\u306e\u7ba1\u7406\u3092\u660e\u78ba\u5316\nclass UserManager {\n    int currentUserCount = 0;\npublic:\n    void addUser() {\n        currentUserCount++;\n    }\n    void removeUser() {\n        currentUserCount--;\n    }\n    int getUserCount() const {\n        return currentUserCount;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c6\u30b9\u30c8\u306e\u8907\u96d1\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a\u30c6\u30b9\u30c8\u304c\u56f0\u96e3\nstd::vector&lt;int&gt; globalCache;\n\nvoid processData(int value) {\n    globalCache.push_back(value);  \/\/ \u30b0\u30ed\u30fc\u30d0\u30eb\u72b6\u614b\u306b\u4f9d\u5b58\n}\n\n\/\/ \u30c6\u30b9\u30c8\u304c\u56f0\u96e3\uff1a\n\/\/ - \u5404\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u524d\u306bglobalCache\u3092\u30af\u30ea\u30a2\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\n\/\/ - \u4e26\u884c\u30c6\u30b9\u30c8\u304c\u4e0d\u53ef\u80fd<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u826f\u3044\u4f8b\uff1a\u4f9d\u5b58\u6027\u306e\u660e\u793a\u5316\nclass DataProcessor {\n    std::vector&lt;int&gt;&amp; cache;\npublic:\n    DataProcessor(std::vector&lt;int&gt;&amp; cacheRef) : cache(cacheRef) {}\n\n    void processData(int value) {\n        cache.push_back(value);  \/\/ \u4f9d\u5b58\u95a2\u4fc2\u304c\u660e\u78ba\n    }\n};<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u4e26\u884c\u51e6\u7406\u3067\u306e\u554f\u984c<\/strong><\/li>\n<\/ol>\n\n\n<div id=\"id-50f65b08-c5be-44c9-a6e1-f1f7f91f3177\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u554f\u984c\u70b9<\/th><th>\u5f71\u97ff<\/th><th>\u5bfe\u7b56<\/th><\/tr><\/thead><tbody><tr><td>\u30c7\u30fc\u30bf\u7af6\u5408<\/td><td>\u4e88\u671f\u305b\u306c\u5024\u306e\u5909\u66f4\u3001\u30af\u30e9\u30c3\u30b7\u30e5<\/td><td>\u30df\u30e5\u30fc\u30c6\u30c3\u30af\u30b9\u306e\u4f7f\u7528\u3001\u30a2\u30c8\u30df\u30c3\u30af\u5909\u6570<\/td><\/tr><tr><td>\u30c7\u30c3\u30c9\u30ed\u30c3\u30af<\/td><td>\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30cf\u30f3\u30b0<\/td><td>\u30ed\u30c3\u30af\u9806\u5e8f\u306e\u7d71\u4e00\u3001\u30b9\u30b3\u30fc\u30d7\u30ed\u30c3\u30af<\/td><\/tr><tr><td>\u53ef\u8996\u6027\u306e\u554f\u984c<\/td><td>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4e00\u8cab\u6027\u306a\u3057<\/td><td>\u30e1\u30e2\u30ea\u30d0\u30ea\u30a2\u3001volatile\u4fee\u98fe\u5b50<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u4fdd\u5b88\u6027\u3078\u306e\u5f71\u97ff<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u4e0d\u900f\u660e\u306b<\/li>\n\n\n\n<li>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u304c\u56f0\u96e3<\/li>\n\n\n\n<li>\u30d0\u30b0\u306e\u539f\u56e0\u7279\u5b9a\u304c\u8907\u96d1\u5316<\/li>\n\n\n\n<li>\u30e2\u30b8\u30e5\u30fc\u30eb\u6027\u306e\u4f4e\u4e0b<\/li>\n<\/ul>\n\n\n\n<p>\u63a8\u5968\u3055\u308c\u308b\u4ee3\u66ff\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u6027\u6ce8\u5165<\/li>\n\n\n\n<li>\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30d1\u30bf\u30fc\u30f3\uff08\u5fc5\u8981\u306a\u5834\u5408\uff09<\/li>\n\n\n\n<li>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/li>\n\n\n\n<li>\u8a2d\u5b9a\u30af\u30e9\u30b9<\/li>\n\n\n\n<li>\u30b9\u30ec\u30c3\u30c9\u30ed\u30fc\u30ab\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u70b9\u3092\u7406\u89e3\u3057\u305f\u4e0a\u3067\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u5177\u4f53\u7684\u306a\u6ce8\u610f\u70b9\u3068\u5bfe\u7b56\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u7279\u306b\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u74b0\u5883\u3067\u306e\u5b89\u5168\u6027\u3068\u540d\u524d\u306e\u885d\u7a81\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u30c6\u30a3\u306e\u78ba\u4fdd\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u74b0\u5883\u3067\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u5b89\u5168\u306a\u4f7f\u7528\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a2\u30c8\u30df\u30c3\u30af\u5909\u6570\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;atomic&gt;\n\n\/\/ \u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u8a08\u6570\u5668\nstd::atomic&lt;int&gt; globalCounter{0};\n\nvoid incrementCounter() {\n    \/\/ \u30a2\u30c8\u30df\u30c3\u30af\u306a\u5897\u52a0\u64cd\u4f5c\n    globalCounter.fetch_add(1, std::memory_order_relaxed);\n}\n\nvoid resetCounter() {\n    \/\/ \u30a2\u30c8\u30df\u30c3\u30af\u306a\u4ee3\u5165\n    globalCounter.store(0, std::memory_order_relaxed);\n}\n\nint getCount() {\n    \/\/ \u30a2\u30c8\u30df\u30c3\u30af\u306a\u8aad\u307f\u53d6\u308a\n    return globalCounter.load(std::memory_order_relaxed);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30df\u30e5\u30fc\u30c6\u30c3\u30af\u30b9\u306b\u3088\u308b\u4fdd\u8b77<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;mutex&gt;\n#include &lt;vector&gt;\n\nclass ThreadSafeGlobal {\nprivate:\n    static std::vector&lt;int&gt; data;\n    static std::mutex dataMutex;\n\npublic:\n    static void addData(int value) {\n        \/\/ \u30b9\u30b3\u30fc\u30d7\u30ed\u30c3\u30af\u3092\u4f7f\u7528\n        std::lock_guard&lt;std::mutex&gt; lock(dataMutex);\n        data.push_back(value);\n    }\n\n    static std::vector&lt;int&gt; getData() {\n        std::lock_guard&lt;std::mutex&gt; lock(dataMutex);\n        return data;  \/\/ \u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u3092\u8fd4\u3059\n    }\n};\n\n\/\/ \u9759\u7684\u30e1\u30f3\u30d0\u306e\u5b9a\u7fa9\nstd::vector&lt;int&gt; ThreadSafeGlobal::data;\nstd::mutex ThreadSafeGlobal::dataMutex;<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30b9\u30ec\u30c3\u30c9\u30ed\u30fc\u30ab\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;thread&gt;\n\n\/\/ \u30b9\u30ec\u30c3\u30c9\u56fa\u6709\u306e\u30ab\u30a6\u30f3\u30bf\u30fc\nthread_local int threadSpecificCounter = 0;\n\nvoid threadFunction() {\n    threadSpecificCounter++;  \/\/ \u5404\u30b9\u30ec\u30c3\u30c9\u304c\u72ec\u81ea\u306e\u30ab\u30a6\u30f3\u30bf\u30fc\u3092\u6301\u3064\n    \/\/ \u30b9\u30ec\u30c3\u30c9\u56fa\u6709\u306e\u51e6\u7406...\n}<\/pre>\n\n\n\n<p>\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u30c6\u30a3\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n<div id=\"id-962ab375-3aff-4b86-aa1d-f98652596d38\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u624b\u6cd5<\/th><th>\u4f7f\u7528\u30b1\u30fc\u30b9<\/th><th>\u6027\u80fd\u3078\u306e\u5f71\u97ff<\/th><\/tr><\/thead><tbody><tr><td>\u30a2\u30c8\u30df\u30c3\u30af\u5909\u6570<\/td><td>\u5358\u7d14\u306a\u6570\u5024\u64cd\u4f5c<\/td><td>\u6700\u5c0f\u9650<\/td><\/tr><tr><td>\u30df\u30e5\u30fc\u30c6\u30c3\u30af\u30b9<\/td><td>\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u69cb\u9020<\/td><td>\u4e2d\u7a0b\u5ea6<\/td><\/tr><tr><td>\u30b9\u30ec\u30c3\u30c9\u30ed\u30fc\u30ab\u30eb<\/td><td>\u30b9\u30ec\u30c3\u30c9\u56fa\u6709\u306e\u30c7\u30fc\u30bf<\/td><td>\u306a\u3057<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">\u540d\u524d\u7a7a\u9593\u3092\u6d3b\u7528\u3057\u305f\u885d\u7a81\u56de\u907f\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>\u540d\u524d\u7a7a\u9593\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3057\u3066\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u540d\u524d\u885d\u7a81\u3092\u9632\u3050\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u968e\u5c64\u7684\u306a\u540d\u524d\u7a7a\u9593\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">namespace Company {\n    namespace Project {\n        namespace Config {\n            const std::string VERSION = \"1.0.0\";\n            const int MAX_THREADS = 4;\n\n            namespace Database {\n                const std::string HOST = \"localhost\";\n                const int PORT = 5432;\n            }\n        }\n    }\n}\n\n\/\/ \u540d\u524d\u7a7a\u9593\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\nnamespace ProjectConfig = Company::Project::Config;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u7121\u540d\u540d\u524d\u7a7a\u9593\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a1\u30a4\u30eb\u30b9\u30b3\u30fc\u30d7\u306e\u5909\u6570\uff08\u7ffb\u8a33\u5358\u4f4d\u5185\u3067\u306e\u307f\u898b\u3048\u308b\uff09\nnamespace {\n    int privateCounter = 0;\n    const char* const INTERNAL_VERSION = \"dev-1.0\";\n\n    void incrementPrivateCounter() {\n        privateCounter++;\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u540d\u524d\u7a7a\u9593\u306e\u9069\u5207\u306a\u5206\u5272<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e2\u30b8\u30e5\u30fc\u30eb\u3054\u3068\u306e\u540d\u524d\u7a7a\u9593\nnamespace Graphics {\n    const int SCREEN_WIDTH = 1920;\n    const int SCREEN_HEIGHT = 1080;\n}\n\nnamespace Audio {\n    const int SAMPLE_RATE = 44100;\n    const int CHANNELS = 2;\n}\n\nnamespace Network {\n    const int DEFAULT_PORT = 8080;\n    const int TIMEOUT_MS = 5000;\n}<\/pre>\n\n\n\n<p>\u540d\u524d\u7a7a\u9593\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>using\u6307\u4ee4\u306e\u9069\u5207\u306a\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30b3\u30fc\u30d7\u3067using namespace\nusing namespace std;  \/\/ \u907f\u3051\u308b\u3079\u304d\n\n\/\/ \u826f\u3044\u4f8b\uff1a\u5fc5\u8981\u306a\u8981\u7d20\u306e\u307fusing\nusing std::string;\nusing std::vector;\n\n\/\/ \u3055\u3089\u306b\u826f\u3044\u4f8b\uff1a\u95a2\u6570\u30b9\u30b3\u30fc\u30d7\u3067\u306eusing\nvoid processData() {\n    using namespace std::chrono;  \/\/ \u95a2\u6570\u5185\u3067\u306e\u307f\u6709\u52b9\n    \/\/ \u51e6\u7406...\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u540d\u524d\u7a7a\u9593\u306e\u885d\u7a81\u9632\u6b62<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\nnamespace MyCompany_ProjectName {\n    \/\/ \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u5b9a\u6570\u3084\u5909\u6570\n    const std::string APP_NAME = \"MyApp\";\n}\n\n\/\/ \u6a5f\u80fd\u5225\u306e\u5206\u96e2\nnamespace MyCompany_ProjectName_GUI {\n    \/\/ GUI\u95a2\u9023\u306e\u5909\u6570\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6ce8\u610f\u70b9\u3092\u9069\u5207\u306b\u8003\u616e\u3059\u308b\u3053\u3068\u3067\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4f7f\u7528\u306b\u4f34\u3046\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u826f\u3044\u4ee3\u66ff\u624b\u6bb5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-9\">\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u4ee3\u66ff\u624b\u6bb5<\/h2>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e5\u3064\u306e\u4ee3\u66ff\u624b\u6bb5\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u5b9f\u88c5\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c1\u3064\u3060\u3051\u5b58\u5728\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ConfigManager {\nprivate:\n    \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092private\u306b\n    ConfigManager() = default;\n\n    \/\/ \u30b3\u30d4\u30fc\u3068\u4ee3\u5165\u3092\u7981\u6b62\n    ConfigManager(const ConfigManager&amp;) = delete;\n    ConfigManager&amp; operator=(const ConfigManager&amp;) = delete;\n\n    \/\/ \u8a2d\u5b9a\u30c7\u30fc\u30bf\n    std::map&lt;std::string, std::string&gt; settings;\n    mutable std::mutex mtx;\n\npublic:\n    static ConfigManager&amp; getInstance() {\n        static ConfigManager instance;  \/\/ \u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u521d\u671f\u5316\n        return instance;\n    }\n\n    void setSetting(const std::string&amp; key, const std::string&amp; value) {\n        std::lock_guard&lt;std::mutex&gt; lock(mtx);\n        settings[key] = value;\n    }\n\n    std::string getSetting(const std::string&amp; key) const {\n        std::lock_guard&lt;std::mutex&gt; lock(mtx);\n        auto it = settings.find(key);\n        return it != settings.end() ? it-&gt;second : \"\";\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid configureSetting() {\n    ConfigManager::getInstance().setSetting(\"timeout\", \"30\");\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u9759\u7684\u30e1\u30f3\u30d0\u30fc\u5909\u6570\u3092\u4f7f\u7528\u3057\u305f\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>\u30af\u30e9\u30b9\u30b9\u30b3\u30fc\u30d7\u3067\u5909\u6570\u3092\u5171\u6709\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ApplicationMetrics {\nprivate:\n    static std::atomic&lt;int&gt; requestCount;\n    static std::atomic&lt;int&gt; errorCount;\n\npublic:\n    static void incrementRequests() {\n        requestCount.fetch_add(1, std::memory_order_relaxed);\n    }\n\n    static void incrementErrors() {\n        errorCount.fetch_add(1, std::memory_order_relaxed);\n    }\n\n    static std::pair&lt;int, int&gt; getMetrics() {\n        return {\n            requestCount.load(std::memory_order_relaxed),\n            errorCount.load(std::memory_order_relaxed)\n        };\n    }\n};\n\n\/\/ \u9759\u7684\u30e1\u30f3\u30d0\u306e\u5b9a\u7fa9\nstd::atomic&lt;int&gt; ApplicationMetrics::requestCount{0};\nstd::atomic&lt;int&gt; ApplicationMetrics::errorCount{0};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u4f9d\u5b58\u6027\u6ce8\u5165\u306b\u3088\u308b\u67d4\u8edf\u306a\u8a2d\u8a08<\/h3>\n\n\n\n<p>\u4f9d\u5b58\u6027\u3092\u5916\u90e8\u304b\u3089\u6ce8\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u7d50\u5408\u5ea6\u3092\u4e0b\u3052\u308b\u624b\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5b9a\u7fa9\nclass ILogger {\npublic:\n    virtual ~ILogger() = default;\n    virtual void log(const std::string&amp; message) = 0;\n};\n\nclass FileLogger : public ILogger {\nprivate:\n    std::ofstream logFile;\n\npublic:\n    explicit FileLogger(const std::string&amp; filename) \n        : logFile(filename, std::ios::app) {}\n\n    void log(const std::string&amp; message) override {\n        logFile &lt;&lt; message &lt;&lt; std::endl;\n    }\n};\n\n\/\/ \u4f9d\u5b58\u6027\u6ce8\u5165\u3092\u4f7f\u7528\u3059\u308b\u30af\u30e9\u30b9\nclass UserService {\nprivate:\n    ILogger&amp; logger;\n\npublic:\n    explicit UserService(ILogger&amp; loggerRef) : logger(loggerRef) {}\n\n    void createUser(const std::string&amp; username) {\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u51e6\u7406\n        logger.log(\"Created user: \" + username);\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nFileLogger fileLogger(\"app.log\");\nUserService userService(fileLogger);<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u8a2d\u5b9a\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u305f\u96c6\u4e2d\u7ba1\u7406<\/h3>\n\n\n\n<p>\u8a2d\u5b9a\u60c5\u5831\u3092\u4e00\u7b87\u6240\u3067\u7ba1\u7406\u3059\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ApplicationConfig {\npublic:\n    struct DatabaseSettings {\n        std::string host = \"localhost\";\n        int port = 5432;\n        std::string username;\n        std::string password;\n    };\n\n    struct NetworkSettings {\n        int timeout = 30;\n        int maxConnections = 100;\n        bool ssl = true;\n    };\n\nprivate:\n    DatabaseSettings dbSettings;\n    NetworkSettings netSettings;\n    std::mutex configMutex;\n\npublic:\n    void loadFromFile(const std::string&amp; filename) {\n        std::lock_guard&lt;std::mutex&gt; lock(configMutex);\n        \/\/ \u30d5\u30a1\u30a4\u30eb\u304b\u3089\u8a2d\u5b9a\u3092\u8aad\u307f\u8fbc\u3080\n    }\n\n    DatabaseSettings getDatabaseSettings() const {\n        std::lock_guard&lt;std::mutex&gt; lock(configMutex);\n        return dbSettings;\n    }\n\n    NetworkSettings getNetworkSettings() const {\n        std::lock_guard&lt;std::mutex&gt; lock(configMutex);\n        return netSettings;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3088\u308b\u72b6\u614b\u7ba1\u7406<\/h3>\n\n\n\n<p>\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u901a\u3058\u3066\u72b6\u614b\u3092\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class RequestContext {\nprivate:\n    std::string userId;\n    std::string sessionId;\n    std::chrono::system_clock::time_point requestTime;\n\npublic:\n    RequestContext(std::string user, std::string session)\n        : userId(std::move(user))\n        , sessionId(std::move(session))\n        , requestTime(std::chrono::system_clock::now()) {}\n\n    const std::string&amp; getUserId() const { return userId; }\n    const std::string&amp; getSessionId() const { return sessionId; }\n    auto getRequestTime() const { return requestTime; }\n};\n\nclass RequestHandler {\nprivate:\n    RequestContext context;\n\npublic:\n    explicit RequestHandler(RequestContext ctx) : context(std::move(ctx)) {}\n\n    void processRequest() {\n        \/\/ \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u51e6\u7406\u3092\u5b9f\u884c\n        auto userId = context.getUserId();\n        \/\/ \u51e6\u7406\u306e\u5b9f\u88c5...\n    }\n};<\/pre>\n\n\n\n<p>\u4ee3\u66ff\u624b\u6bb5\u306e\u6bd4\u8f03\uff1a<\/p>\n\n\n<div id=\"id-c14b0d85-17d1-49c8-aca9-bfb2e31fd56f\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30a2\u30d7\u30ed\u30fc\u30c1<\/th><th>\u30e1\u30ea\u30c3\u30c8<\/th><th>\u30c7\u30e1\u30ea\u30c3\u30c8<\/th><th>\u9069\u7528\u30b7\u30fc\u30f3<\/th><\/tr><\/thead><tbody><tr><td>\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3<\/td><td>\u5358\u4e00\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4fdd\u8a3c\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u53ef\u80fd<\/td><td>\u30c6\u30b9\u30c8\u56f0\u96e3\u3001\u4f9d\u5b58\u95a2\u4fc2\u4e0d\u900f\u660e<\/td><td>\u8a2d\u5b9a\u7ba1\u7406\u3001\u30ed\u30ae\u30f3\u30b0<\/td><\/tr><tr><td>\u9759\u7684\u30e1\u30f3\u30d0\u30fc<\/td><td>\u30b9\u30b3\u30fc\u30d7\u5236\u9650\u3001\u30af\u30e9\u30b9\u306b\u95a2\u9023\u4ed8\u3051<\/td><td>\u4f9d\u5b58\u95a2\u4fc2\u56fa\u5b9a\u3001\u30c6\u30b9\u30c8\u56f0\u96e3<\/td><td>\u30e1\u30c8\u30ea\u30af\u30b9\u53ce\u96c6\u3001\u5b9a\u6570\u7ba1\u7406<\/td><\/tr><tr><td>\u4f9d\u5b58\u6027\u6ce8\u5165<\/td><td>\u30c6\u30b9\u30c8\u5bb9\u6613\u3001\u7d50\u5408\u5ea6\u4f4e\u4e0b<\/td><td>\u8a2d\u5b9a\u304c\u8907\u96d1\u5316<\/td><td>\u30b5\u30fc\u30d3\u30b9\u30af\u30e9\u30b9\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af<\/td><\/tr><tr><td>\u8a2d\u5b9a\u30af\u30e9\u30b9<\/td><td>\u4e00\u5143\u7ba1\u7406\u3001\u578b\u5b89\u5168<\/td><td>\u66f4\u65b0\u306e\u540c\u671f\u5fc5\u8981<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a<\/td><\/tr><tr><td>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8<\/td><td>\u72b6\u614b\u306e\u660e\u793a\u7684\u4f1d\u64ad\u3001\u30b9\u30b3\u30fc\u30d7\u660e\u78ba<\/td><td>\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/td><td>\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u4ee3\u66ff\u624b\u6bb5\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u554f\u984c\u3092\u56de\u907f\u3057\u3064\u3064\u3001\u52b9\u679c\u7684\u306a\u72b6\u614b\u7ba1\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-15\">\u5b9f\u8df5\u7684\u306a\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u624b\u6cd5<\/h2>\n\n\n\n<p>\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u304b\u3089\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u5b89\u5168\u306b\u9664\u53bb\u3057\u3001\u3088\u308a\u826f\u3044\u8a2d\u8a08\u306b\u79fb\u884c\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u65e2\u5b58\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u5b89\u5168\u306b\u79fb\u884c\u3059\u308b\u624b\u9806<\/h3>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u79fb\u884c\u306f\u3001\u4ee5\u4e0b\u306e\u6bb5\u968e\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u73fe\u72b6\u306e\u5206\u6790\u3068\u6e96\u5099<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u79fb\u884c\u524d\u306e\u72b6\u614b\n\/\/ global.h\nint globalUserCount = 0;\nstd::vector&lt;std::string&gt; globalUserLog;\nstd::mutex globalMutex;\n\n\/\/ various.cpp\nvoid processUser(const std::string&amp; username) {\n    std::lock_guard&lt;std::mutex&gt; lock(globalMutex);\n    globalUserCount++;\n    globalUserLog.push_back(username);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ab\u30d7\u30bb\u30eb\u5316\u306e\u5c0e\u5165<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Step 1: \u307e\u305a\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u95a2\u6570\u5316\nnamespace UserSystem {\n    int&amp; getUserCount() {\n        return globalUserCount;\n    }\n\n    std::vector&lt;std::string&gt;&amp; getUserLog() {\n        return globalUserLog;\n    }\n\n    void addUser(const std::string&amp; username) {\n        std::lock_guard&lt;std::mutex&gt; lock(globalMutex);\n        getUserCount()++;\n        getUserLog().push_back(username);\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30b9\u3078\u306e\u79fb\u884c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Step 2: \u30af\u30e9\u30b9\u3068\u3057\u3066\u306e\u5b9f\u88c5\nclass UserManager {\nprivate:\n    int userCount = 0;\n    std::vector&lt;std::string&gt; userLog;\n    std::mutex mutex;\n\n    \/\/ \u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\n    static UserManager&amp; instance() {\n        static UserManager manager;\n        return manager;\n    }\n\npublic:\n    \/\/ \u65e2\u5b58\u30b3\u30fc\u30c9\u306e\u4e92\u63db\u6027\u306e\u305f\u3081\u306e\u9759\u7684\u30e1\u30bd\u30c3\u30c9\n    static void addUser(const std::string&amp; username) {\n        instance().addUserImpl(username);\n    }\n\n    static int getUserCount() {\n        return instance().userCount;\n    }\n\nprivate:\n    void addUserImpl(const std::string&amp; username) {\n        std::lock_guard&lt;std::mutex&gt; lock(mutex);\n        userCount++;\n        userLog.push_back(username);\n    }\n};<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u4f9d\u5b58\u6027\u6ce8\u5165\u3078\u306e\u79fb\u884c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Step 3: \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5c0e\u5165\nclass IUserManager {\npublic:\n    virtual ~IUserManager() = default;\n    virtual void addUser(const std::string&amp; username) = 0;\n    virtual int getUserCount() const = 0;\n};\n\nclass UserManager : public IUserManager {\n    \/\/ \u524d\u8ff0\u306e\u5b9f\u88c5\u304b\u3089\u306e\u79fb\u884c\n};\n\n\/\/ \u65b0\u3057\u3044\u30b3\u30fc\u30c9\u3067\u306e\u4f7f\u7528\nclass UserService {\nprivate:\n    IUserManager&amp; userManager;\n\npublic:\n    explicit UserService(IUserManager&amp; manager) \n        : userManager(manager) {}\n\n    void processUser(const std::string&amp; username) {\n        userManager.addUser(username);\n    }\n};<\/pre>\n\n\n\n<p>\u79fb\u884c\u6642\u306e\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n<div id=\"id-aa934fa0-25ae-41b9-84f6-7cabf59731c2\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d5\u30a7\u30fc\u30ba<\/th><th>\u78ba\u8a8d\u9805\u76ee<\/th><th>\u30ea\u30b9\u30af\u5bfe\u7b56<\/th><\/tr><\/thead><tbody><tr><td>\u5206\u6790<\/td><td>\u4f9d\u5b58\u95a2\u4fc2\u306e\u628a\u63e1\u3001\u4f7f\u7528\u7b87\u6240\u306e\u7279\u5b9a<\/td><td>\u5f71\u97ff\u7bc4\u56f2\u306e\u6587\u66f8\u5316<\/td><\/tr><tr><td>\u30ab\u30d7\u30bb\u30eb\u5316<\/td><td>\u30a2\u30af\u30bb\u30b9\u30d1\u30bf\u30fc\u30f3\u306e\u7d71\u4e00<\/td><td>\u30ed\u30b0\u8ffd\u52a0\u3001\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/td><\/tr><tr><td>\u30af\u30e9\u30b9\u5316<\/td><td>\u4e26\u884c\u30a2\u30af\u30bb\u30b9\u306e\u8003\u616e<\/td><td>\u6bb5\u968e\u7684\u306a\u79fb\u884c\u3001\u30c6\u30b9\u30c8<\/td><\/tr><tr><td>\u4f9d\u5b58\u6027\u6ce8\u5165<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u8a2d\u8a08<\/td><td>\u30e2\u30c3\u30af\u4f5c\u6210\u3001\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u30c6\u30b9\u30c8\u3057\u3084\u3059\u3044\u30b3\u30fc\u30c9\u8a2d\u8a08\u3078\u306e\u6539\u5584\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u5bb9\u6613\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30c6\u30b9\u30c8\u7528\u30e2\u30c3\u30af\nclass MockUserManager : public IUserManager {\nprivate:\n    int userCount = 0;\n    std::vector&lt;std::string&gt; addedUsers;\n\npublic:\n    void addUser(const std::string&amp; username) override {\n        userCount++;\n        addedUsers.push_back(username);\n    }\n\n    int getUserCount() const override {\n        return userCount;\n    }\n\n    \/\/ \u30c6\u30b9\u30c8\u7528\u30e1\u30bd\u30c3\u30c9\n    const std::vector&lt;std::string&gt;&amp; getAddedUsers() const {\n        return addedUsers;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void testUserService() {\n    \/\/ \u30c6\u30b9\u30c8\u7528\u306e\u30e2\u30c3\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u4f5c\u6210\n    MockUserManager mockManager;\n    UserService service(mockManager);\n\n    \/\/ \u30c6\u30b9\u30c8\u30b1\u30fc\u30b91: \u30e6\u30fc\u30b6\u30fc\u8ffd\u52a0\n    service.processUser(\"test_user\");\n    assert(mockManager.getUserCount() == 1);\n    assert(mockManager.getAddedUsers()[0] == \"test_user\");\n\n    \/\/ \u30c6\u30b9\u30c8\u30b1\u30fc\u30b92: \u8907\u6570\u30e6\u30fc\u30b6\u30fc\n    service.processUser(\"another_user\");\n    assert(mockManager.getUserCount() == 2);\n    assert(mockManager.getAddedUsers().size() == 2);\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30d1\u30e9\u30e1\u30fc\u30bf\u5316\u30c6\u30b9\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass UserServiceTest {\nprivate:\n    T&amp; userManager;\n    UserService service;\n\npublic:\n    explicit UserServiceTest(T&amp; manager)\n        : userManager(manager)\n        , service(manager) {}\n\n    void runAllTests() {\n        testAddUser();\n        testMultipleUsers();\n        testConcurrentAccess();\n    }\n\nprivate:\n    void testAddUser() {\n        \/\/ \u30c6\u30b9\u30c8\u5b9f\u88c5\n    }\n\n    void testMultipleUsers() {\n        \/\/ \u30c6\u30b9\u30c8\u5b9f\u88c5\n    }\n\n    void testConcurrentAccess() {\n        \/\/ \u30c6\u30b9\u30c8\u5b9f\u88c5\n    }\n};<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u306e\u9069\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u8981\u4ef6\u5b9a\u7fa9\u3068\u3057\u3066\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\nclass IUserAuthenticator {\npublic:\n    virtual ~IUserAuthenticator() = default;\n    virtual bool authenticate(const std::string&amp; username, \n                            const std::string&amp; password) = 0;\n};\n\n\/\/ \u30c6\u30b9\u30c8\u5148\u884c\u3067\u5b9f\u88c5\nclass UserAuthenticator : public IUserAuthenticator {\nprivate:\n    IUserManager&amp; userManager;\n\npublic:\n    explicit UserAuthenticator(IUserManager&amp; manager)\n        : userManager(manager) {}\n\n    bool authenticate(const std::string&amp; username,\n                     const std::string&amp; password) override {\n        \/\/ \u30c6\u30b9\u30c8\u3067\u691c\u8a3c\u53ef\u80fd\u306a\u5b9f\u88c5\n        return true;\n    }\n};<\/pre>\n\n\n\n<p>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u6210\u529f\u306e\u6307\u6a19\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u5411\u4e0a<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u5897\u52a0<\/li>\n\n\n\n<li>\u30d0\u30b0\u4fee\u6b63\u306e\u5bb9\u6613\u3055<\/li>\n\n\n\n<li>\u6a5f\u80fd\u8ffd\u52a0\u306e\u67d4\u8edf\u6027<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u7dad\u6301\u30fb\u5411\u4e0a<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u624b\u6cd5\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u30c6\u30b9\u30c8\u304c\u5bb9\u6613\u306a\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3078\u3068\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-2201","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-cpp","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2201","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2201"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2201\/revisions"}],"predecessor-version":[{"id":2202,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2201\/revisions\/2202"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}