{"id":26,"date":"2014-05-01T12:14:04","date_gmt":"2014-05-01T03:14:04","guid":{"rendered":"http:\/\/fsck.jp\/?p=26"},"modified":"2018-04-16T10:01:29","modified_gmt":"2018-04-16T01:01:29","slug":"%e6%89%8b%e3%81%a3%e5%8f%96%e3%82%8a%e6%97%a9%e3%81%8fbase64%e3%82%a8%e3%83%b3%e3%82%b3%e3%83%bc%e3%83%89%e3%81%97%e3%81%9f%e3%81%84","status":"publish","type":"post","link":"https:\/\/fsck.jp\/?p=26","title":{"rendered":"\u624b\u3063\u53d6\u308a\u65e9\u304fbase64\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u3044"},"content":{"rendered":"<p>nkf \u306e -M \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u3001\u5148\u306b\u5909\u63db\u304c\u5165\u308b\u305f\u3081\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u306e\u30a8\u30f3\u30b3\u30fc\u30c9\u306b\u306f\u4f7f\u3048\u306a\u3044\u3002nkf\u306f\u30c6\u30ad\u30b9\u30c8\u30e1\u30fc\u30eb\u524d\u63d0\u306a\u306e\u3067\u3001JIS(ISO-2022-JP)\u306b\u3044\u3063\u305f\u3093\u5909\u63db\u3057\u3066\u304b\u3089\u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3002<br \/>\n\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u3092 nkf -MB \u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066 nkf -mB \u3067\u623b\u3059\u3068\u5168\u7136\u9055\u3046\u30d5\u30a1\u30a4\u30eb\u304c\u51fa\u6765\u4e0a\u304c\u308b\u3002<\/p>\n<p><code><br \/>\n$ nkf -MB &lt; 1.zip &gt; 1.b64<br \/>\n$ nkf -mB &lt; 1.b64 &gt; 2.zip<br \/>\n$ md5 1.zip 2.zip<br \/>\nMD5 (1.zip) = 42558acff029a174684f9cf3772c9847<br \/>\nMD5 (2.zip) = 288077e040f5787d3767c72956ae6bf2<\/code><\/p>\n<p>nkf\u3067\u306f\u306a\u304f\u3001base64\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u3053\u3068\u3067\u304d\u3061\u3093\u3068\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u304d\u308b\u3002<br \/>\n<code><br \/>\n$ base64 -b 72 &lt; 1.zip &gt; 1.b64<br \/>\n$ base64 -D 1.b64 > 2.zip<br \/>\n$ md5 1.zip 2.zip<br \/>\nMD5 (1.zip) = 42558acff029a174684f9cf3772c9847<br \/>\nMD5 (2.zip) = 42558acff029a174684f9cf3772c9847<\/code><\/p>\n<p>\u4e0a\u8a18\u306fMac OS X\u306e\u30b7\u30a7\u30eb\u4e0a\u3067\u5b9f\u884c\u3057\u305f\u7d50\u679c\u3002<br \/>\nLinux(GNU coreutils)\u306ebase64\u30b3\u30de\u30f3\u30c9\u306f\u3001\u30c7\u30b3\u30fc\u30c9\u30aa\u30d7\u30b7\u30e7\u30f3\u304c -D \u3067\u306f\u306a\u304f -d \u306a\u306e\u3067\u6ce8\u610f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>nkf \u306e -M \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u3001\u5148\u306b\u5909\u63db\u304c\u5165\u308b\u305f\u3081\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u306e\u30a8\u30f3\u30b3\u30fc\u30c9\u306b\u306f\u4f7f\u3048\u306a\u3044\u3002nkf\u306f\u30c6\u30ad\u30b9\u30c8\u30e1\u30fc\u30eb\u524d\u63d0\u306a\u306e\u3067\u3001JIS(ISO-2022-JP)\u306b\u3044\u3063\u305f\u3093\u5909\u63db\u3057\u3066\u304b\u3089\u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3002 \u30d0\u30a4\u30ca [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[14,8],"tags":[],"_links":{"self":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts\/26"}],"collection":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=26"}],"version-history":[{"count":0,"href":"https:\/\/fsck.jp\/index.php?rest_route=\/wp\/v2\/posts\/26\/revisions"}],"wp:attachment":[{"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=26"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fsck.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=26"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}