{"url":"https://waku.hatenadiary.jp/entry/20110901/1315629074","author_url":"https://blog.hatena.ne.jp/suttanipaata/","categories":[],"blog_url":"https://waku.hatenadiary.jp/","description":"\u554f\u984c\u306e\u89e3\u7b54\u4f8b\u3067\u3059\u3002 python \u307e\u305a\u306fPython\u3067\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u305f\u30022to10.py import sys argvs = sys.argv argc = len(argvs) if argc != 2: print 'Usage: # python %s binary' % argvs[0] quit() print 'result: %s' % int(argvs[1], 2) \u5b9f\u884c\u4f8b $ python 2to10.py 10101111 result: 175 \u3059\u3054\u304f\u7c21\u5358\u306b\u51fa\u6765\u307e\u3057\u305f\u3002 Java \u7d9a\u3044\u3066Java\u3067\u3059\u3002BinaryToDecimal.java class BinaryT\u2026","image_url":null,"provider_name":"Hatena Blog","title":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30c9\u30ea\u30eb No.1\u306e\u89e3\u7b54\u4f8b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwaku.hatenadiary.jp%2Fentry%2F20110901%2F1315629074\" title=\"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30c9\u30ea\u30eb No.1\u306e\u89e3\u7b54\u4f8b - \u305d\u306e\u6642\u3005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","version":"1.0","width":"100%","height":"190","blog_title":"\u305d\u306e\u6642\u3005","provider_url":"https://hatena.blog","published":"2011-09-01 13:31:14","author_name":"suttanipaata"}