{"id":435,"date":"2008-06-20T08:07:49","date_gmt":"2008-06-19T23:07:49","guid":{"rendered":"http:\/\/takachan.jra.net\/blog\/archives\/435"},"modified":"2008-12-13T02:58:40","modified_gmt":"2008-12-12T17:58:40","slug":"%e4%b8%89%e8%a7%92%e9%96%a2%e6%95%b0","status":"publish","type":"post","link":"https:\/\/takachan.jra.net\/blog\/archives\/435","title":{"rendered":"\u4e09\u89d2\u95a2\u6570"},"content":{"rendered":"<div class='wp_social_bookmarking_light'>\n            <div class=\"wsbl_facebook_like\"><div id=\"fb-root\"><\/div><fb:like href=\"https:\/\/takachan.jra.net\/blog\/archives\/435\" layout=\"button_count\" action=\"like\" width=\"100\" share=\"false\" show_faces=\"false\" ><\/fb:like><\/div>\n            <div class=\"wsbl_twitter\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-url=\"https:\/\/takachan.jra.net\/blog\/archives\/435\" data-text=\"\u4e09\u89d2\u95a2\u6570\" data-lang=\"ja\">Tweet<\/a><\/div>\n            <div 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\/>\n\u3088\u304f\u3088\u304f\u8abf\u3079\u3066\u307f\u308b\u3068\u3001\u7c21\u6613\u4f4d\u7f6e\u60c5\u5831\u306f\u305d\u306e\u6642\u7e4b\u304c\u3063\u3066\u3044\u308b\u57fa\u5730\u5c40\u306e\u7def\u5ea6\u7d4c\u5ea6\u304c\u5f97\u3089\u308c\u308b\u3088\u3046\u3067\u3001\u30cf\u30f3\u30c9\u30aa\u30fc\u30d0\u30fc\u3057\u305f\u77ac\u9593\u5927\u304d\u304f\u79fb\u52d5\u3057\u305f\u3053\u3068\u306b\u306a\u3063\u3066\u3044\u308b\u3002<br \/>\n\u9006\u306b\u3001\u305d\u306e\u6642\u306e\u7def\u5ea6\u7d4c\u5ea6\u3067\u5730\u56f3\u3092\u8abf\u3079\u308b\u3068\u57fa\u5730\u5c40\u304c\u3069\u3053\u306b\u3042\u308b\u304b\u308f\u304b\u308b\u3002<br \/>\n\u6211\u304c\u5bb6\u3067\u7e4b\u304c\u3063\u3066\u3044\u308b\u306e\u306f\u30d9\u30e9\u30f3\u30c0\u304b\u3089\u898b\u3048\u308b\u9ad8\u53f0\u306e\u30de\u30f3\u30b7\u30e7\u30f3\u306b\u3042\u308b\u57fa\u5730\u5c40\u306e\u3088\u3046\u3060 (^^)<\/p>\n<p>\u3067\u3001\u8a08\u7b97\u5f0f\u306f\u5b8c\u6210\u3057\u305f\u306e\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u767b\u9332\u3057\u305f\u99c5\u306e\u4f4d\u7f6e\u60c5\u5831\u3068\u73fe\u5728\u5730\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u8fd1\u3044\u9806\u306b\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3067\u304d\u308c\u3070OK\u3002<br \/>\n\u3067\u3082\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u3066\u3001\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u4e26\u3079\u66ff\u3048\u308b\u306e\u306f\u7d50\u69cb\u9762\u5012\u3002<br \/>\n\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3059\u308b\u6bb5\u968e\u3067\u8fd1\u3044\u9806\u306b\u4e26\u3093\u3067\u30ea\u30b9\u30c8\u304c\u5f97\u3089\u308c\u308c\u3070\u30d7\u30ed\u30b0\u30e9\u30e0\u3082\u7c21\u5358\u306b\u306a\u308b\u306f\u305a\u3002<br \/>\n\u3063\u3066\u4e8b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ddd\u96e2\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u3092\u7528\u610f\u3057\u3066\u304a\u3051\u3070\u697d\u30c1\u30f3\uff01<\/p>\n<p>\u3067\u5b8c\u6210\u3057\u305f\u95a2\u6570\uff08PostgreSQL\u7248)\u304c\u3053\u308c\u3002<br \/>\n<code>create function<br \/>\ndistant(double precision, double precision, double precision, double precision)<br \/>\nreturns<br \/>\ndouble precision<br \/>\nas<br \/>\n'select asin(sqrt(power((sin(radians(abs($1 - $3) * 0.5)) * 2), 2) + power((sin(radians(abs($2 - $4) * 0.5)) * 2), 2)) * 0.5) * 12756274;'<br \/>\nlanguage sql<br \/>\n<\/code><br \/>\n\uff08\u59cb\u70b9\u306e\u7def\u5ea6\u3001\u59cb\u70b9\u306e\u7d4c\u5ea6\u3001\u7d42\u70b9\u306e\u7def\u5ea6\u3001\u7d42\u70b9\u306e\u7d4c\u5ea6\uff09\u3092\u6e21\u3059\u3068\u8ddd\u96e2\u304c\uff4d\uff08\u30e1\u30fc\u30c8\u30eb\uff09\u3067\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<br \/>\n\u591a\u5206\u8a08\u7b97\u5f0f\u306f\u3042\u3063\u3066\u308b\u306f\u305a\uff0e\uff0e\uff0e\u591a\u5206\u306d<br \/>\n\u4f7f\u3063\u3066\u307f\u305f\u3044\u65b9\u306f\u3054\u81ea\u7531\u306b\u304a\u4f7f\u3044\u4e0b\u3055\u3044\u3002<br \/>\n\u4f46\u3057\u3001\u81ea\u5df1\u8cac\u4efb\u3067\u304a\u9858\u3044\u3057\u307e\u3059 (^^;<\/p>\n<p>\u3082\u3057\u9593\u9055\u3044\u3084\u3082\u3063\u3068\u8a08\u7b97\u304c\u7c21\u5358\u306b\u3067\u304d\u308b\u3088\u3063\u3066\u60c5\u5831\u3092\u304a\u6301\u3061\u306e\u65b9\u306f\u30b3\u30e1\u30f3\u30c8\u3092\u304a\u9858\u3044\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u306e\u4ed5\u4e8b\u306f\u643a\u5e2f\u30b5\u30a4\u30c8\u306e\u958b\u767a\u3002 \u305d\u306e\u305f\u3081\u3001\u3044\u308d\u3044\u308d\u3068\u643a\u5e2f\u306e\u4ed5\u69d8\u3092\u8abf\u3079\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002 \u305d\u306e\u4e2d\u3067\u9762\u767d\u305d\u3046\u3060\u306a\u3068\u601d\u3063\u305f\u306e\u304c\u4f4d\u7f6e\u60c5\u5831\u901a\u77e5\u30b5\u30fc\u30d3\u30b9\u3002 \u9280\u884c\u306e\u643a\u5e2f\u30b5\u30a4\u30c8\u306a\u3093\u304b\u3067\u306f\u3001\u4f4d\u7f6e\u60c5\u5831\u3092\u9001\u308b\u3068\u6700\u5bc4\u308a\u306eATM\u304c\u8abf\u3079\u3089\u308c\u305f\u308a\u3057\u3066 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[6],"tags":[],"jetpack_featured_media_url":"","jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5viHz-71","_links":{"self":[{"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/posts\/435"}],"collection":[{"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/comments?post=435"}],"version-history":[{"count":1,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/posts\/435\/revisions"}],"predecessor-version":[{"id":450,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/posts\/435\/revisions\/450"}],"wp:attachment":[{"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/media?parent=435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/categories?post=435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/takachan.jra.net\/blog\/wp-json\/wp\/v2\/tags?post=435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}