{"description":"Time\u30af\u30e9\u30b9Change\u30e1\u30bd\u30c3\u30c9\u306e\u6319\u52d5\u306b\u3064\u3044\u3066 \u307e\u305a\u306f\u5e74\u6708\u65e5\u3092\u5909\u66f4\u3057\u3066\u307f\u308b\u3002 Time.new(2016, 3, 15, 10, 10, 10).change(year: 2015) # => 2015-03-15 10:10:10 +0000 Time.new(2016, 3, 15, 10, 10, 10).change(month: 1) # => 2016-01-15 10:10:10 +0000 Time.new(2016, 3, 15, 10, 10, 10).change(day: 1) # => 2016-03-01 10:10:10 +0000 \u6307\u5b9a\u3057\u305f\u5e74\u6708\u65e5\u306b\u5909\u66f4\u3067\u304d\u3066\u4fbf\u2026","author_name":"kuronekopunk","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakinobu.net%2Fentry%2F2016%2F03%2F15%2F064952\" title=\"Rails\u306eTime\u30af\u30e9\u30b9Change\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066 - \u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/kuronekopunk/","provider_name":"Hatena Blog","blog_url":"https://akinobu.net/","version":"1.0","provider_url":"https://hatena.blog","image_url":null,"categories":["Ruby on Rails"],"title":"Rails\u306eTime\u30af\u30e9\u30b9Change\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066","url":"https://akinobu.net/entry/2016/03/15/064952","type":"rich","blog_title":"\u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044","height":"190","width":"100%","published":"2016-03-15 06:49:52"}