大约有 12,100 项符合查询结果(耗时:0.0352秒) [XML]

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Bash variable scope

...lbeat 26.7k99 gold badges4747 silver badges5656 bronze badges 2 ...
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Copy folder recursively, excluding some folders

... Xiao 10.2k22 gold badges2121 silver badges3535 bronze badges answered Feb 3 '10 at 18:45 Kaleb PedersonKaleb Pederson 42.5k1818 g...
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Python logging: use milliseconds in time format

...setFormatter(formatter) logger.debug('Jackdaws love my big sphinx of quartz.') # 2011-06-09,07:12:36.553554 Jackdaws love my big sphinx of quartz. Or, to get milliseconds, change the comma to a decimal point, and omit the datefmt argument: class MyFormatter(logging.Formatter): converter=dt...
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PHP global in functions

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Why is pow(a, d, n) so much faster than a**d % n?

I was trying to implement a Miller-Rabin primality test , and was puzzled why it was taking so long (> 20 seconds) for midsize numbers (~7 digits). I eventually found the following line of code to be the source of the problem: ...
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Python list subtraction operation

...) you can then use it like: x = MyList(1, 2, 3, 4) y = MyList(2, 5, 2) z = x - y But if you don't absolutely need list properties (for example, ordering), just use sets as the other answers recommend. share ...
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Deep copy of a dict in python

... James Bradbury 1,4031818 silver badges2828 bronze badges answered Feb 24 '11 at 13:55 Lasse V. KarlsenLasse V. Karlsen 336k91...
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What's the best way to put a c-struct in an NSArray?

... 29.9k1515 gold badges166166 silver badges214214 bronze badges answered Dec 23 '10 at 10:40 Justin Spahr-SummersJustin Spahr-Summers ...
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How do I exit from the text window in Git?

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Stretch background image css?

...: url(images/bg.jpg) no-repeat center center fixed; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; } Works in: Safari 3+ Chrome Whatever+ IE 9+ Opera 10+ (Opera 9.5 supported background-size but not the keywords) Firefox...