{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyoshifumi.hateblo.jp%2Fentry%2F20071218%2Fp1\" title=\" \u57fa\u6570\u5909\u63db - yoshifumi1975&#39;s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","title":" \u57fa\u6570\u5909\u63db","url":"https://yoshifumi.hateblo.jp/entry/20071218/p1","description":"10\u9032\u6570\u306816\u9032\u6570\u30682\u9032\u6570\u306e\u5909\u63db\u4f8b # perl -e '$n=12345; $s = unpack(\"H*\", pack(\"N*\", $n)); $s=~s/^0*//g; $n=$hex; print $s;' 3039 # perl -e '$n=12345; $s = unpack(\"N*\", pack(\"N*\", $n)); $s=~s/^0*//g; $n=$hex; print $s;' 12345 # perl -e '$n=12345; $s = unpack(\"B*\", pack(\"N*\", $n)); $s=~s/^0*//g; $n=$hex; print $s;' 1\u2026","blog_title":"yoshifumi1975's diary","provider_url":"https://hatena.blog","type":"rich","categories":["Perl"],"author_url":"https://blog.hatena.ne.jp/yoshifumi1975/","provider_name":"Hatena Blog","height":"190","author_name":"yoshifumi1975","blog_url":"https://yoshifumi.hateblo.jp/","image_url":null,"published":"2007-12-18 00:00:00","version":"1.0"}