大约有 40,000 项符合查询结果(耗时:0.0320秒) [XML]

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Approximate cost to access various caches and main memory?

...xample, check page 22 for some timings & cycles for example). Additionally, this page has some details on clock cycles etc. The second link served the following numbers: Core i7 Xeon 5500 Series Data Source Latency (approximate) [Pg. 22] local L1 CACHE hit, ...
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How to override the [] operator in Python?

...rwise this will happen: >>> myobj[5] = 1 Traceback (most recent call last): File "<stdin>", line 1, in <module> AttributeError: MyClass instance has no attribute '__setitem__' share | ...
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Static files in Flask - robot.txt, sitemap.xml (mod_wsgi)

... achieved.) it's not clean to add static files into the app root folder finally, the proposed solution looks much cleaner than the adding middleware approach: share | improve this answer |...
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Python string class like StringBuilder in C#?

... There is no one-to-one correlation. For a really good article please see Efficient String Concatenation in Python: Building long strings in the Python progamming language can sometimes result in very slow running code. In this article I investigate the comp...
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What's the best UI for entering date of birth? [closed]

...ry fast. For a not so advanced user I suggest using a datepicker. Since usually you also have advanced and non-advanced users I suggest a combination of text input and datepicker. share | improve th...
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Hidden Features of PHP? [closed]

...and getting a reference most of the time is great. – Allain Lalonde Sep 14 '08 at 17:46 1 This is...
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Multiple Models in a single django ModelForm?

... But how? Usually a FormView only has a single form_class assigned to it. – erikbwork Oct 7 '16 at 17:42 ...
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How to append contents of multiple files into one file

... should be >> right ? and also why is there a newline before all the text in my 0.txt file ? – Steam Aug 2 '13 at 0:00 2 ...
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After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31

Oracle released Java JDK 7 on April 26 for Mac OS X. I followed the install instructions and when I do java -version in a terminal window I get: ...
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Convert decimal to binary in python [duplicate]

... all numbers are stored in binary. if you want a textual representation of a given number in binary, use bin(i) >>> bin(10) '0b1010' >>> 0b1010 10 ...