{"blog_title":"basyura's blog","width":"100%","provider_name":"Hatena Blog","author_name":"basyura","title":" tail \u306e\u30ed\u30b0\u306b\u8272\u3092\u4ed8\u3051\u308b","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/basyura/","categories":["ruby"],"published":"2009-06-01 00:00:00","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.basyura.org%2Fentry%2F20090601%2Fp1\" title=\" tail \u306e\u30ed\u30b0\u306b\u8272\u3092\u4ed8\u3051\u308b - basyura&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://blog.basyura.org/entry/20090601/p1","blog_url":"https://blog.basyura.org/","version":"1.0","height":"190","type":"rich","description":"\u65e5\u3005\u306e\u30b5\u30fc\u30d0\u30e1\u30f3\u30c6\u3067\u306f tail -f \u3067 apache \u306e\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3092\u76e3\u8996\u3057\u305f\u308a\u3059\u308b\u308f\u3051\u3067\u3059\u304c\u3001\u300c\u76e3\u8996\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u300d\u3092\u76ee\u8996\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3084\u306f\u308a\u8272\u5206\u3051\u3057\u305f\u65b9\u304c\u826f\u3044\u308f\u3051\u3067\u3001\u5c11\u3057\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002 \u8272\u3064\u304d\u306e tail -f \u3068\u304b grep \u3068\u304b \u306e perl \u7248\u3092 ruby \u3067\u66f8\u3044\u3066\u307f\u308b #!/opt/local/bin/ruby color = \"1;36\"; # LightCyan while true begin line = STDIN.readline key = ARGV[0] print line.gsub(key,\"\\e[#{color}m#{key}\\e[0m/\") rescue \u2026"}