{"description":"NTP\u306e\u306a\u3044\u74b0\u5883\u3067\u6642\u523b\u5408\u308f\u305b\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u3063\u305f\u305f\u3081\u3001date\u30b3\u30de\u30f3\u30c9\u3068curl\u30b3\u30de\u30f3\u30c9\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6642\u523b\u5408\u308f\u305b\u3092\u884c\u3044\u307e\u3057\u305f\u3002 date -s \"$(curl -s --head http://www.google.co.jp | grep '^Date' | cut -b 7-)\" \u52d5\u4f5c\u306e\u4ed5\u7d44\u307f\u306f\u3001\u6b21\u306e\u901a\u308a\u3067\u3059\u3002 curl\u3092\u4f7f\u3044http://google.co.jp\u3078\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u884c\u3046 \u8fd4\u3063\u3066\u304d\u305f\u30d8\u30c3\u30c0\u30fc\u304b\u3089\u6642\u523b\u60c5\u5831\u3092\u53d6\u5f97 \u6642\u523b\u60c5\u5831\u3092\u6574\u5f62\u3057\u3066date\u30b3\u30de\u30f3\u30c9\u306b\u6e21\u3057\u3066\u6642\u523b\u5408\u308f\u305b NTP\u3068\u9055\u3044\u3001\u901a\u4fe1\u30e9\u30b0\u306e\u88dc\u6b63\u304c\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3042\u304f\u307e\u3067\u5fdc\u6025\u51e6\u7f6e\u7684\u306a\u5bfe\u5fdc\u3067\u3059\u3002\u6b63\u78ba\u306a\u6642\u523b\u304c\u5fc5\u8981\u306a\u74b0\u5883\u306b\u306f\u5411\u304d\u307e\u305b\u3093\u3002","blog_title":"\u308f\u305f\u3057\u3068\u30ab\u30d6\u306e\u30b9\u30fc\u30d7","provider_name":"Hatena Blog","type":"rich","provider_url":"https://hatena.blog","width":"100%","title":"NTP\u306e\u306a\u3044\u74b0\u5883\u3067\u6642\u523b\u5408\u308f\u305b\u3092\u3059\u308b","url":"https://watashi-kabu.hatenablog.com/entry/2026/02/19/232100","published":"2026-02-19 23:21:00","version":"1.0","height":"190","author_name":"watashi-kabu","categories":["Linux","NTP","curl"],"blog_url":"https://watashi-kabu.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/watashi-kabu/","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwatashi-kabu.hatenablog.com%2Fentry%2F2026%2F02%2F19%2F232100\" title=\"NTP\u306e\u306a\u3044\u74b0\u5883\u3067\u6642\u523b\u5408\u308f\u305b\u3092\u3059\u308b - \u308f\u305f\u3057\u3068\u30ab\u30d6\u306e\u30b9\u30fc\u30d7\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}