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	<title>位运算 - 四号程序员</title>
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		<title>Python中的位运算操作</title>
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		<pubDate>Thu, 13 Dec 2012 08:40:34 +0000</pubDate>
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		<category><![CDATA[位运算]]></category>
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					<description><![CDATA[首先是基础的，位或（&#124;）、位与(&#38;)、位反(~)。 然后一些比较常用的操作，有一篇很好地Wiki，请参考： http://wiki.python.org/moin/BitManipulation 下面照抄4个最重要的 1、二进制字符串 -&#62; 整形： a = int(&#34;11111111&#34;, 2) print a 后面的2表示二进制！ 2、整形 -&#62; 二进制字符串： Python3和Python 2.6之后有内置函数b[......] 继续阅读]]></description>
		
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