{"id":9170,"date":"2013-10-28T23:23:04","date_gmt":"2013-10-28T14:23:04","guid":{"rendered":"http:\/\/twitter-394831688271802369-post"},"modified":"2016-03-30T11:58:58","modified_gmt":"2016-03-30T02:58:58","slug":"19700101000000","status":"publish","type":"post","link":"https:\/\/arison.jp\/blog\/2013\/10\/28\/19700101000000\/","title":{"rendered":"\u65e5\u672c\u306e1970\u5e741\u67081\u65e59\u6642\u304c\u6570\u50240\u3067\u3042\u308b\u3053\u3068"},"content":{"rendered":"

Java\u3067long\u5024(\u30df\u30ea\u79d2)\u3092\u7528\u3044\u3066\u6642\u523b\u6bd4\u8f03\u3059\u308b\u3068\u304d\u306e\u6ce8\u610f\u70b9\u3002<\/p>\n

\u6a19\u6e96\u6642(GMT)\u306e1970\u5e741\u67081\u65e50\u6642\u306f\u6570\u5024\u3067\u306f0\u3002<\/span><\/p>\n

\u65e5\u672c\u306e\u6642\u5dee\u306f9\u6642\u9593\u3002
\n\u65e5\u672c\u306e1970\u5e741\u67081\u65e50\u66420\u52060\u79d2(JST)\u306f\u3001
\n\u6a19\u6e96\u6642(GMT)\u3067\u306f\u30011969\u5e7412\u670831\u65e515\u66420\u52060\u79d2\u3002<\/span>
\n\u5024\u306f\u30de\u30a4\u30ca\u30b9\u3002-1000\u00d760\u00d760\u00d79\u306e\u5024\u306b\u306a\u308b\u3002<\/span><\/p>\n

\u6642\u9593\u6bd4\u8f03\u3092\u3059\u308b\u3068\u304d\u306f\u6642\u5dee\u3092\u8003\u3048\u3066\u3002
\n\u6642\u5dee\u5206\u3060\u3051\u8db3\u3059\u3068\u30de\u30a4\u30ca\u30b9\u3055\u308c\u3066\u3082\u6b63\u306e\u5024\u306e\u307f\u306b\u306a\u308b\u3002<\/span><\/p>\n

<\/p>\n

\u3010\u524d\u63d0\u3011
\n\u6642\u9593\u6bd4\u8f03\u3092\u3057\u3088\u3046\u3068\u3057\u3066\u3001\u65e5\u4ed8\u90e8\u5206\u3092\u30ab\u30c3\u30c8\u3057\u3066\u6642\u9593\u306e\u307f\u306e\u30df\u30ea\u79d2\u6570\u3067\u6bd4\u8f03\u3057\u3088\u3046\u3068\u3057\u305f\u3002
\n\uff08\u4f8b\u3048\u3070\u3001\u73fe\u5728\u306e\u6642\u523b\u3068\u55b6\u696d\u6642\u9593\u306e\u958b\u59cb\u6642\u523b\u3068\u7d42\u4e86\u6642\u523b\u3092\u6bd4\u8f03\u3057\u305f\u3044\u6642\u306a\u3069\u3002\uff09<\/p>\n

\u203b\u3061\u306a\u307f\u306b\u65e5\u4ed8\u90e8\u3092\u5207\u308a\u843d\u3068\u3059\u51e6\u7406\u306f\u3001
\n\u4e0a\u8a18\u306e\u30df\u30ea\u79d2\u30921\u65e5\u306e\u30df\u30ea\u79d2\u6570\uff081000*60*60*24=86400000)\u3068\u3057\u3066\u3001
\n86400000\u3067\u5272\u3063\u305f\u4f59\u308a\u3092\u53d6\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u305f\u3002<\/p>\n

\u8a2d\u5b9a\u5024\u3082\u73fe\u5728\u6642\u9593\u3082\u65e5\u672c\u6642\u9593\uff08\uff0b9\u6642\u9593\uff09\u3067\u53d6\u5f97\u3055\u308c\u308b\u60f3\u5b9a\u3060\u3063\u305f\u3002
\n\u3069\u3061\u3089\u3082\u65e5\u672c\u6642\u9593\u306a\u306e\u3067\u6bd4\u8f03\u81ea\u4f53\u6642\u5dee\u306b\u3088\u308b\u88dc\u6b63\u306f\u4e0d\u8981\u3060\u3068\u304a\u3082\u3063\u3066\u3044\u305f\u3002<\/p>\n

\u3010\u3084\u3063\u3066\u307f\u308b\u3068\u3011
\n0\uff5e8\u664259\u5206\u3060\u3068\u3001\u30df\u30ea\u79d2\u5024\u3092\u7b97\u51fa\u3059\u308b\u30680\u4ee5\u4e0b\u306e\u6570\u5024\u3002\u30de\u30a4\u30ca\u30b9\u5024\u306b\u306a\u3063\u3066\u3044\u305f\u3002
\n\u3053\u308c\u306fJava\u3067\u306f\u65e5\u6642\u578b\u306f\u6a19\u6e96\u6642\u306e1970\/1\/1 00:00:00\u304b\u3089\u306e\u7d4c\u904e\u30df\u30ea\u79d2\u6570\u3067\u4fdd\u6301\u3055\u308c\u3066\u308b\u3053\u3068\u306b\u3088\u308b\u3082\u306e\u3067\u3001
\n \u65e5\u672c\u6642\u9593\u306e1970\/1\/1\u306e0\uff5e9\u6642\u306e\u5834\u5408\u3001\u6a19\u6e96\u6642\u5909\u63db\u3059\u308b\u30681969\/12\/31\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u3001
\n \u5185\u90e8\u306e\u30df\u30ea\u79d2\u304c\u30de\u30a4\u30ca\u30b9\u5024\u306b\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u3067\u3042\u3063\u305f\u3002<\/p>\n

\u3010\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u304b\u3011
\n\u306a\u306e\u3067\u3001\u3053\u306e\u958b\u59cb\u6642\u9593\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306b\u3001\u6642\u5dee\u3092\u8db3\u3057\u3066\u7f6e\u304f\u3068\u3044\u3046\u51e6\u7406\u304c\u5fc5\u8981\u3060\u3063\u305f\u3002
\n\u65e5\u672c\u6642\u9593\u306e1970\/1\/1 09:00:00\u304c\u6a19\u6e96\u6642\u306e1970\/1\/1 00:00:00\u306b\u306a\u308b\u3068\u3044\u3046\u308f\u3051\u3002<\/p>\n

\u3053\u306e\u307e\u307e\u3067\u306f\u3001\u65e5\u672c\u306e9\u6642\u304c\u30df\u30ea\u79d2\u6570\u3067\u306f0\u3067\u30018\u6642\u304c-3600000\u30020\u6642\u306f-32400000\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u3002<\/p>\n

\u306a\u306e\u3067\u3001\u6642\u5dee\u306e9\u6642\u9593\u306e\u30df\u30ea\u79d2\u6570\uff081000*60*60*9=32400000)\u3092\u3042\u3089\u304b\u3058\u3081\u8db3\u3057\u3066\u304a\u3051\u3070
\n0\u6642\u3067\u306f0\u30018\u6642\u3067\u306f28800000\u30019\u6642\u3067\u306f32400000\u306b\u306a\u308b\u308f\u3051\u3060\u3002<\/p>\n

0\u66420\u52060\u79d2\u3092\u6700\u5c0f\u5024\u306e0\u300223\u664259\u520659.999\u79d2\u3092\u6700\u5927\u5024\u306e86399999\u3068\u3057\u3066\u6642\u9593\u306e\u6bd4\u8f03\u3092\u3057\u305f\u3044\u3002
\n\u305f\u3068\u3048\u3070\u3001<\/p>\n

\u55b6\u696d\u958b\u59cb\u6642\u9593\u30008\uff1a00
\n\u55b6\u696d\u7d42\u4e86\u6642\u9593\u300017\uff1a00<\/p>\n

\u73fe\u5728\u6642\u523b\uff21\u3000 5\uff1a00 \u55b6\u696d\u6642\u9593\u5916
\n\u73fe\u5728\u6642\u523b\uff22\u300010\uff1a00 \u55b6\u696d\u6642\u9593\u5185
\n\u73fe\u5728\u6642\u523b\uff23\u300019\uff1a00 \u55b6\u696d\u6642\u9593\u5916<\/p>\n

\u307f\u305f\u3044\u306b\u3002<\/p>\n

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Java\u3067long\u5024(\u30df\u30ea\u79d2)\u3092\u7528\u3044\u3066\u6642\u523b\u6bd4\u8f03\u3059\u308b\u3068\u304d\u306e\u6ce8\u610f\u70b9\u3002 \u6a19\u6e96\u6642(GMT)\u306e1970\u5e741\u67081\u65e50\u6642\u306f\u6570\u5024\u3067\u306f0\u3002 \u65e5\u672c\u306e\u6642\u5dee\u306f9\u6642\u9593\u3002 \u65e5\u672c\u306e1970\u5e741\u67081\u65e50\u66420\u52060\u79d2(JST)\u306f\u3001 \u6a19\u6e96\u6642(GMT)\u3067\u306f\u30011 […]<\/p>\n","protected":false},"author":2,"featured_media":17178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"status","meta":{"footnotes":""},"categories":[6],"tags":[703],"class_list":["post-9170","post","type-post","status-publish","format-status","has-post-thumbnail","hentry","category-programming","tag-java","post_format-post-format-status"],"_links":{"self":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts\/9170","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/comments?post=9170"}],"version-history":[{"count":0,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts\/9170\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/media\/17178"}],"wp:attachment":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/media?parent=9170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/categories?post=9170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/tags?post=9170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}