{"id":21610,"date":"2017-04-18T11:32:05","date_gmt":"2017-04-18T02:32:05","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=21610"},"modified":"2024-05-06T11:41:44","modified_gmt":"2024-05-06T02:41:44","slug":"%e3%81%a7%e3%81%8d%e3%82%8bruby%e3%83%97%e3%83%ad%e3%82%b0%e3%83%a9%e3%83%9e%e3%81%ab%e3%81%aa%e3%82%8b%e3%81%9f%e3%82%81%e3%81%ae%e3%83%87%e3%83%90%e3%83%83%e3%82%b0%e6%89%8b%e6%b3%955%e9%81%b8","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/21610","title":{"rendered":"\u3067\u304d\u308bRuby\u30d7\u30ed\u30b0\u30e9\u30de\u306b\u306a\u308b\u305f\u3081\u306e\u30c7\u30d0\u30c3\u30b0\u624b\u6cd57\u9078"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01Web\u30b3\u30fc\u30c0\u30fc\u30fb\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u8c9d\u539f\uff08<a href=\"https:\/\/twitter.com\/touhicomu\" target=\"_blank\" rel=\"noopener\">@touhicomu<\/a>\uff09\u3067\u3059\u3002<\/p>\n<p>\u4eca\u65e5\u306f<span style=\"color: #339966\"><strong>Ruby<\/strong><\/span>\u3067<span style=\"color: #339966\"><strong>\u30c7\u30d0\u30c3\u30b0<\/strong><\/span>\u3092\u884c\u3046\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001<\/p>\n<ul>\n<li><span style=\"color: #ff0000\"><strong>puts\u3001p\u3001pp\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/strong><\/span><\/li>\n<li><span style=\"color: #ff0000\"><strong>logger\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/strong><\/span><\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u57fa\u672c\u7684\u306a\u5185\u5bb9\u304b\u3089\u3001<\/p>\n<ul>\n<li><span style=\"color: #ff0000\"><strong>Ruby\u306epry-debug\u3067\u30c7\u30d0\u30c3\u30b0\u5b9f\u884c\u3059\u308b\u65b9\u6cd5<\/strong><\/span><\/li>\n<li><span style=\"color: #ff0000\"><strong>Ruby On Rails \u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/strong><\/span><\/li>\n<li><span style=\"color: #ff0000\"><strong>Ruby\u3092IDE\u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/strong><\/span><\/li>\n<\/ul>\n<p>\u306a\u3069\u306e\u5fdc\u7528\u7684\u306a\u4f7f\u3044\u65b9\u306b\u95a2\u3057\u3066\u3082\u5b66\u7fd2\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u3001<span style=\"color: #339966\"><strong>Ruby<\/strong><\/span>\u306e<span style=\"color: #339966\"><strong>\u30c7\u30d0\u30c3\u30b0\u3001logger\u3001pry\u3001Rails<\/strong><\/span>\u306e\u4f7f\u3044\u65b9\u3092\u3088\u304f\u628a\u63e1\u3057\u3066\u81ea\u5206\u306e\u30b9\u30ad\u30eb\u3068\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<h2>Ruby\u306e\u57fa\u672c\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/h2>\n<h3>puts\u3001p\u3001pp\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/h3>\n<p>Ruby\u3067\u30c7\u30d0\u30c3\u30b0\u3092\u884c\u3046\u969b\u3001\u57fa\u672c\u7684\u306a\u624b\u6cd5\u3068\u3057\u3066\u7528\u3044\u308b\u30e1\u30bd\u30c3\u30c9\u306b<span style=\"color: #339966\"><strong>puts\u3084p\u3001pp<\/strong><\/span>\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001puts\u3092\u898b\u3066\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><span style=\"color: #339966\"><strong>puts<\/strong><\/span>\u306f\u5f15\u6570\u306e<span style=\"color: #0000ff\"><strong>\u6587\u5b57\u5217\u3092\u753b\u9762\u306b\u51fa\u529b<\/strong><\/span>\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n<p>\u4e3b\u306b\u5909\u6570\u5024\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>\u5f15\u6570\u304c\u6587\u5b57\u5217\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001<span style=\"color: #339966\"><strong>to_s\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \"># \u5408\u8a08\u3092\u521d\u671f\u5316\r\nsum = 0\r\n\r\n# 1\u304b\u308910\u307e\u3067\u7e70\u308a\u8fd4\u3057\r\nfor num in 1..10 do\r\n\r\n  # \u73fe\u5728\u306e\u756a\u53f7num\u3092\u5408\u8a08\u306b\u52a0\u3048\u308b\r\n  sum += num\r\n  \r\n  # \u73fe\u5728\u306e\u756a\u53f7num\u3092puts\u3067\u51fa\u529b\u3057\u3066\u78ba\u8a8d\r\n  puts &quot;+&quot; + num.to_s\r\nend\r\n\r\n# \u6700\u5f8c\u306b\u5408\u8a08sum\u3092puts\u3067\u51fa\u529b\u3057\u3066\u78ba\u8a8d\r\nputs &quot;sum=&quot; + sum.to_s<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">+1\r\n+2\r\n+3\r\n+4\r\n+5\r\n+6\r\n+7\r\n+8\r\n+9\r\n+10\r\nsum=55<\/pre>\n<p>\u4ee5\u4e0a\u306e\u3088\u3046\u306b\u3001puts\u30e1\u30bd\u30c3\u30c9\u3067\u5909\u6570\u306e\u5024\u3092\u753b\u9762\u306b\u51fa\u529b\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001puts\u306e\u5f15\u6570\u306f\u6587\u5b57\u5217\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001to_s\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001<span style=\"color: #339966\"><strong>p\u3068pp\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u3092\u4f7f\u7528\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>p\u306f\u5f15\u6570\u306e<span style=\"color: #0000ff\"><strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8868\u793a<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n<p>pp\u306fpretty p\u306e\u7565\u3067\u3001p\u3088\u308a\u3082<span style=\"color: #0000ff\"><strong>\u8aad\u307f\u3084\u3059\u304f<\/strong><\/span>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:ruby decode:true \"># pp\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u8981\u6c42\r\nrequire 'pp'\r\n\r\n# \u30cf\u30c3\u30b7\u30e5\u306b\u7a4d\u307f\u4e0a\u3052\u308b\u5024\u306e\u914d\u5217\r\narray = [ &quot;apple&quot;, &quot;banana&quot;, &quot;cookie&quot;, &quot;dounut&quot;, &quot;cake&quot;, &quot;supe&quot;, &quot;barger&quot;, &quot;nudle&quot; ];\r\n\r\n# \u30cf\u30c3\u30b7\u30e5\u3092\u521d\u671f\u5316\r\nhash = Hash.new\r\n\r\n\r\ni = 0\r\n# \u6587\u5b57\u5217\u30921\u6587\u5b57\u305a\u3064\u30eb\u30fc\u30d7\r\nfor char in &quot;abcdefgj&quot;.chars do\r\n  \r\n  # \u30cf\u30c3\u30b7\u30e5\u306b\u30ad\u30fc\uff081\u6587\u5b57\uff09\u3068\u5024\uff08\u914d\u5217\u306e\u8981\u7d20\uff09\u3092\u7a4d\u307f\u4e0a\u3052\r\n  hash.store(char, array[i])\r\n  i+=1\r\n  \r\nend\r\n\r\n# p\u306b\u3088\u308b\u30cf\u30c3\u30b7\u30e5\u306e\u8868\u793a\r\nputs &quot;---- p  ----&quot;\r\np hash\r\n# pp\u306b\u3088\u308b\u30cf\u30c3\u30b7\u30e5\u306e\u8868\u793a\r\nputs &quot;---- pp ----&quot;\r\npp hash <\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">---- p  ----\r\n{&quot;a&quot;=&gt;&quot;apple&quot;, &quot;b&quot;=&gt;&quot;banana&quot;, &quot;c&quot;=&gt;&quot;cookie&quot;, &quot;d&quot;=&gt;&quot;dounut&quot;, &quot;e&quot;=&gt;&quot;cake&quot;, &quot;f&quot;=&gt;&quot;supe&quot;, &quot;g&quot;=&gt;&quot;barger&quot;, &quot;j&quot;=&gt;&quot;nudle&quot;}\r\n---- pp ----\r\n{&quot;a&quot;=&gt;&quot;apple&quot;,\r\n &quot;b&quot;=&gt;&quot;banana&quot;,\r\n &quot;c&quot;=&gt;&quot;cookie&quot;,\r\n &quot;d&quot;=&gt;&quot;dounut&quot;,\r\n &quot;e&quot;=&gt;&quot;cake&quot;,\r\n &quot;f&quot;=&gt;&quot;supe&quot;,\r\n &quot;g&quot;=&gt;&quot;barger&quot;,\r\n &quot;j&quot;=&gt;&quot;nudle&quot;}<\/pre>\n<p>\u4ee5\u4e0a\u306e\u3088\u3046\u306b\u3001p\u306f\u5f15\u6570\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30e6\u30fc\u30b6\u30fc\u306e\u898b\u3084\u3059\u3055\u3068\u3044\u3046\u70b9\u3092\u6c17\u306b\u305b\u305a\u305d\u306e\u307e\u307e\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>pp\u306f\u5f15\u6570\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30e6\u30fc\u30b6\u30fc\u306e<span style=\"color: #0000ff\"><strong>\u898b\u3084\u3059\u3055\u3092\u8003\u616e<\/strong><\/span>\u3057\u3066\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>Ruby\u306eputs\u3001p\u3001pp\u3084printf\u306a\u3069\u306e\u8868\u793a\u7cfb\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/16119\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/09\/image-77-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011print puts p printf \u51fa\u529b\u30e1\u30bd\u30c3\u30c9\u3092\u6975\u3081\u308b\uff01<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h3>logger\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/h3>\n<p>Ruby\u306e<span style=\"color: #339966\"><strong>logger<\/strong><\/span>\u3092\u4f7f\u3048\u3070\u3001Ruby\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u6642\u306b\u3001\u5b9f\u884c\u3068\u540c\u6642\u306b\u5909\u6570\u5024\u3092<span style=\"color: #0000ff\"><strong>\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb<\/strong><\/span>\u306b\u6b8b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30ed\u30b0\u306b\u306f\u51fa\u529b\u30ec\u30d9\u30eb\u304c\u3042\u308a\u3001Ruby\u306e\u5b9f\u884c\u6642\u306b\u6700\u5927\u51fa\u529b\u30ec\u30d9\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">require 'logger'\r\n# logger\u306e\u751f\u6210\r\nlogger = Logger.new('loglevel.log')\r\n\r\n# \u30ed\u30b0\u6700\u5927\u51fa\u529b\u30ec\u30d9\u30eb\u3092WARN\u306b\r\n# \u30ed\u30b0\u306e\u512a\u5148\u5ea6\u30ec\u30d9\u30eb\u306f\u3001DEBUG &lt; INFO &lt; WARN &lt; ERROR &lt; FATAL &lt; UNKNOWN \u306e\u9806\u306b\u3001\u5e83\u304f\u306a\u308b\r\nlogger.level = Logger::WARN\r\n\r\n# \u5404\u7a2e\u30ed\u30b0\u51fa\u529b\r\nlogger.error(&quot;\u30ed\u30b01&quot;)\r\nlogger.info(&quot;\u30ed\u30b02&quot;)\r\nlogger.warn(&quot;\u30ed\u30b03&quot;)\r\nlogger.debug(&quot;\u30ed\u30b04&quot;)<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\uff08&#8217;loglevel.log&#8217;\uff09\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \"># Logfile created on 2017-10-07 15:21:38 +0900 by logger.rb\/56815\r\nE, [2017-10-07T15:21:38.847117 #19192] ERROR -- : \u30ed\u30b01\r\nW, [2017-10-07T15:21:38.848118 #19192]  WARN -- : \u30ed\u30b03<\/pre>\n<p>\u4ee5\u4e0a\u306e\u3088\u3046\u306b\u3001Ruby\u306e\u5b9f\u884c\u6642\u306b<span style=\"color: #0000ff\"><strong>\u30ed\u30b0\u3092\u51fa\u529b<\/strong><\/span>\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>Ruby\u306e\u30ed\u30b0\u51fa\u529b\u3001\u304a\u3088\u3073logger\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/19387\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/09\/ruby_logger-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011logger\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>Ruby\u306e\u5fdc\u7528\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/h2>\n<h3>Ruby\u306epry-debug\u3067\u30c7\u30d0\u30c3\u30b0\u5b9f\u884c\u3059\u308b\u65b9\u6cd5<\/h3>\n<p>Ruby\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u4e0a\u3067\u306e\u30c7\u30d0\u30c3\u30ac\u3068\u3057\u3066\u3001<span style=\"color: #339966\"><strong>pry-byebug<\/strong><\/span>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u4e0a\u3067\u30c7\u30d0\u30c3\u30b0\u30e2\u30fc\u30c9\u306b\u306a\u308a\u3001\u305d\u3053\u304b\u3089\u30c7\u30d0\u30c3\u30b0\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>pry-byebug\u306f\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u304b\u3089\u624b\u8efd\u306b\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001Ruby\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306bpry-byebug\u306e<span style=\"color: #0000ff\"><strong>\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u633f\u5165<\/strong><\/span>\u3057\u3066\u5b9f\u884c\u3059\u308b\u3068\u81ea\u52d5\u7684\u306bpry-byebug\u3092\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u624b\u8efd\u3055\u3068\u3001\u5145\u5b9f\u3057\u305f\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306e\u305f\u3081\u3001pry-byebug\u304c\u4e00\u756a\u3088\u304f\u4f7f\u308f\u308c\u308bRuby\u306e\u30c7\u30d0\u30c3\u30ac\u3067\u3059\u3002<\/p>\n<p>\u3067\u304d\u308bRuby\u30d7\u30ed\u30b0\u30e9\u30de\u306b\u306a\u308b\u305f\u3081\u306b\u306f\u3001pry-byebug\u306f\u5fc5\u9808\u306e\u6280\u8853\u306b\u306a\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n<p>pry-byebug\u306f\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3001\u5909\u6570\u30a6\u30a9\u30c3\u30c1\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e<span style=\"color: #0000ff\"><strong>\u591a\u304f\u306e\u30c7\u30d0\u30c3\u30ac\u3068\u3057\u3066\u306e\u6a5f\u80fd<\/strong><\/span>\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5168\u3066\u304cCLI\u3067\u306e\u64cd\u4f5c\u3067\u30c7\u30d0\u30c3\u30b0\u304c\u5b8c\u7d50\u3057\u307e\u3059\u3002\u307e\u305fTAB\u30ad\u30fc\u3092\u62bc\u3059\u3053\u3068\u306b\u3088\u308a\u30c7\u30d0\u30c3\u30b0\u7528\u30b3\u30de\u30f3\u30c9\u3092\u88dc\u5b8c\u3059\u308b\u6a5f\u80fd\u3082\u3042\u308a\u3001\u4f7f\u3044\u52dd\u624b\u3082\u826f\u3044\u3067\u3059\u3002<\/p>\n<p>pry-byebug\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u8a18\u4e8b\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/21559\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/04\/ruby_pry-byebug-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">Ruby\u306epry-byebug\u3092\u4f7f\u3044\u3053\u306a\u3059\uff017\u3064\u306e\u65b9\u6cd5<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h3>Ruby On Rails \u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/h3>\n<h4>logger\u3092\u4f7f\u3046\u65b9\u6cd5<\/h4>\n<p><span style=\"color: #339966\"><strong>Rails<\/strong><\/span>\u3067\u3082<span style=\"color: #339966\"><strong>logger<\/strong><\/span>\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>logger\u306f<\/p>\n<p>\u30fbconfig\/application.rb<br \/>\n\u30fbconfig\/evironments\/development.rb<br \/>\n\u30fbconfig\/evironments\/production.rb<br \/>\n\u30fbconfig\/evironments\/test.rb<\/p>\n<p>\u306e\u3044\u305a\u308c\u304b\u306e\u521d\u671f\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067\u3042\u308c\u3070config.\u3007\u3007\u301c\u3067\u59cb\u307e\u308b\u30b3\u30fc\u30c9\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089config\u30d5\u30a1\u30a4\u30eb\u5185\u3067\u3001<\/p>\n<pre class=\"lang:ruby decode:true \">config.logger = Logger.new(STDOUT)<\/pre>\n<p>\u3082\u3057\u304f\u306f\u3001<\/p>\n<pre class=\"lang:ruby decode:true \">config.logger = Logger.new('log\/development.log')<\/pre>\n<p>\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u3067\u3001logger\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30ed\u30b0\u3092\u66f8\u304f\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">&lt;% logger.debug &quot;log\/development.log\u306b\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u307e\u3059\u3002&quot; %&gt;<\/pre>\n<p>Rails\u306elogger\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/26022\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/06\/image-81-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Rails\u5165\u9580\u3011logger\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h4>pry-bydebug\u3092\u4f7f\u3046\u65b9\u6cd5<\/h4>\n<p>Ruby\u306e\u30c7\u30d0\u30c3\u30b0\u6642\u306bpry\u3092\u4f7f\u7528\u3057\u305f\u306e\u3068\u540c\u3058\u3088\u3046\u306b\u3001Rails\u306e<span style=\"color: #339966\"><strong>\u30b3\u30f3\u30bd\u30fc\u30eb\uff08console\uff09<\/strong><\/span>\u3067\u3082<span style=\"color: #339966\"><strong>pry<\/strong><\/span>\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>pry\u306fRails\u3067\u306f\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3084\u30b9\u30c6\u30c3\u30d7\u30a4\u30f3\u306a\u3069\u306e\u884c\u5358\u4f4d\u306e\u5b9f\u884c\u3084\u5909\u6570\u5024\u8868\u793a\u306e\u4ed6\u3001<span style=\"color: #0000ff\"><strong>Rails\u306e\u30e2\u30c7\u30eb<\/strong><\/span>\u3084\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u4ed6\u3001\u30e1\u30bd\u30c3\u30c9\u691c\u7d22\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u53c2\u7167\u3001\u30ab\u30ec\u30f3\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u79fb\u52d5\uff08cd\uff09\u3084ls\u3001TAB\u30ad\u30fc\u3067\u306e\u30b3\u30fc\u30c9\u88dc\u5b8c\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Rails\u3067\u306epry\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/29910\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/08\/image-47-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Rails\u5165\u9580\u3011console\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>Ruby\u3092IDE\u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/h2>\n<h3>Eclipse\u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>Eclipse<\/strong><\/span>\u3068\u306f\u3001IBM\u304c\u5236\u4f5c\u3057\u305d\u306e\u5f8c\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3068\u3057\u3066\u516c\u958b\u3057\u305f\u3001Java\u3067\u4f5c\u3089\u308c\u305f\u6c4e\u7528IDE\u3067\u3059\u3002<\/p>\n<p>\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3001\u5909\u6570\u30a6\u30a9\u30c3\u30c1\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e\u6a5f\u80fd\u306f\u3082\u3061\u308d\u3093\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<p>Eclipse\u306fRuby\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u3092\u4f7f\u3046\u3068<span style=\"color: #0000ff\"><strong>IDE\u3092\u4f7f\u3063\u3066<\/strong><\/span>Ruby\u3092\u30c7\u30d0\u30c3\u30b0\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>GUI\u3067\u30c7\u30d0\u30c3\u30b0\u3067\u304d\u308b\u305f\u3081\u3001\u5927\u5909\u91cd\u5b9d\u3057\u307e\u3059\u3002<\/p>\n<p>\u53c2\u8003\u30b5\u30a4\u30c8\uff1a<br \/>\n<a href=\"https:\/\/beautifulajax.dip.jp\/?p=1230\" target=\"_blank\" rel=\"noopener\">Windows\u3067Eclipse+Ruby | FILES=0<\/a><\/p>\n<h3>VSCode\u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>VSCode<\/strong><\/span>\u3068\u306f\u3001Microsoft\u304cWindows\/Mac\/Linux\u5411\u3051\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b<span style=\"color: #0000ff\"><strong>\u30d5\u30ea\u30fc\u306e\u9ad8\u6a5f\u80fd\u30a8\u30c7\u30a3\u30bf<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<p>\u8d77\u52d5\u3082\u8efd\u304f\u3001\u62e1\u5f35\u6a5f\u80fd\u3082\u65b9\u6cd5\u3067\u3001\u8272\u3005\u306a\u8a00\u8a9e\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u30c7\u30d0\u30c3\u30b0\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Eclipse\u3068\u540c\u3058\u304f\u3001\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3001\u5909\u6570\u30a6\u30a9\u30c3\u30c1\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>VSCode\u3082Ruby\u62e1\u5f35\u6a5f\u80fd\u3092\u8ffd\u52a0\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3067\u3001Ruby\u306e\u30c7\u30d0\u30c3\u30b0\u304cGUI\u3067\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u53c2\u8003\u30b5\u30a4\u30c8\uff1a<br \/>\n<a href=\"http:\/\/dev.classmethod.jp\/tool\/visual-studio-code-ruby-debug\/\" target=\"_blank\" rel=\"noopener\">Visual Studio Code\u306b\u3088\u308bRuby\u306e\u30c7\u30d0\u30c3\u30b0 \uff5c Developers.IO<\/a><\/p>\n<h3>Emacs\u3067\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>Emacs<\/strong><\/span>\u3068\u306f\u3001\u53e4\u304f\u304b\u3089UNIX\/Linux\u5411\u3051\u306b\u63d0\u4f9b\u3055\u308c\u3066\u3044\u305f<span style=\"color: #0000ff\"><strong>\u30d5\u30ea\u30fc\u306e\u9ad8\u6a5f\u80fd\u30a8\u30c7\u30a3\u30bf<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<p>\u73fe\u5728\u306f\u3001Max\/Linux\/Windows\u5411\u3051\u306b\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3082\u3068\u3082\u3068\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u4e0a\u3067\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u591a\u304b\u3063\u305f\u30a8\u30c7\u30a3\u30bf\u3067\u3001Unix\u306e\u601d\u60f3\u3092\u53d7\u3051\u7d99\u3044\u3067\u3044\u308b\u305f\u3081\u3001\u82e5\u5e72\u306e\u7656\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u6a5f\u80fd\u306f\u8c4a\u5bcc\u3067\u3059\u3002<\/p>\n<p>Emacs\u306fRuby\u306e\u30c7\u30d0\u30c3\u30b0\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Emacs\u3067\u3082\u3001\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3001\u5909\u6570\u30a6\u30a9\u30c3\u30c1\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u53c2\u8003\u30b5\u30a4\u30c8\uff1a<br \/>\n<a href=\"http:\/\/futurismo.biz\/archives\/2358\" target=\"_blank\" rel=\"noopener\">Emacs\u3067rubydb\u3092\u5229\u7528\u3057\u3066\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3059\u308b | Futurismo<\/a><\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u4eca\u56de\u306f\u3001<span style=\"color: #339966\"><strong>Ruby<\/strong><\/span>\u306e<span style=\"color: #339966\"><strong>\u30c7\u30d0\u30c3\u30b0\u3001logger\u3001pry\u3001Rails 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