萬眾矚目!DC x Matt Miller 職業鞋初登板
python - 'has_key()' or 'in'? - Stack Overflow 曾於2009年到訪台灣,用爆發力技巧迷倒眾人的DC選手Matt Miller,日前如願首度推出個人聯名鞋款!來自美國舊金山,豪爽的滑板風格與驚人跳躍力奠定他在滑板界的明星價值。屬於Nollie技巧派的他在鞋款設計上特別強化外底性能,崁入減震層提升足部衝擊防護,密織網眼布與Ortholite鞋墊的結I wonder what is better to do: d = {'a': 1, 'b': 2} 'a' in d True or: d = {'a': 1, 'b': 2} d.has_key('a') True ... One semi-gotcha to avoid though is to make sure you do: "key in some_dict" rather than "key in some_dict.keys()". Both are equivalent semant...
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