大约有 40,000 项符合查询结果(耗时:0.0533秒) [XML]

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Cookies vs. sessions

... 119 Basic ideas to distinguish between those two. Session: IDU is stored on server (i.e. server...
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Which is more efficient: Multiple MySQL tables or one large table?

... David HedlundDavid Hedlund 119k2727 gold badges196196 silver badges210210 bronze badges ...
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Is there more to an interface than having the correct methods

... 119 One of the many uses I have read is where its difficult without multiple-inheritance-using-int...
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How does `is_base_of` work?

...:05 T.C. 119k1414 gold badges248248 silver badges368368 bronze badges answered May 26 '10 at 14:31 Johannes Sc...
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Performance difference for control structures 'for' and 'foreach' in C#

...ds faster -- consistently. The for was 135-139ms while the foreach was 113-119ms. I swapped back and forth several times, making sure it wasn't some process that just kicked in. However, when I removed the foo and the if statement, the for was faster by 30 ms (foreach was 88ms and for was 59ms). Th...
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What does .SD stand for in data.table in R

... here are 16 visually distinct colors, taken from the list of 20 here: # https://sashat.me/2017/01/11/list-of-20-simple-distinct-colors/ col16 = c('#e6194b', '#3cb44b', '#ffe119', '#0082c8', '#f58231', '#911eb4', '#46f0f0', '#f032e6', '#d2f53c', '#fabebe', '#008080', '#e6beff', ...
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What's wrong with nullable columns in composite primary keys?

... Tony AndrewsTony Andrews 119k1919 gold badges207207 silver badges246246 bronze badges ...
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Set UIButton title UILabel font size programmatically

...36:35.115 MyApp[3579:707] Font name: Futura-Medium 2012-04-02 11:36:35.119 MyApp[3579:707] Font name: Futura-CondensedExtraBold 2012-04-02 11:36:35.122 MyApp[3579:707] Font name: Futura-CondensedMedium 2012-04-02 11:36:35.135 MyApp[3579:707] Font name: Futura-MediumItalic 2012-04-02 ...
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What is an undefined reference/unresolved external symbol error and how do I fix it?

... 119 Failure to link against appropriate libraries/object files or compile implementation files Com...
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Using @property versus getters and setters

... 119 Using properties lets you begin with normal attribute accesses and then back them up with gett...