大约有 12,100 项符合查询结果（耗时：0.0312秒） [XML]
std::function and std::bind: what are they, and when should they be used?
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What Makes a Method Thread-safe? What are the rules?
...stık
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answered Mar 24 '12 at 0:44
Trevor PilleyTrevor Pilley
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When to use the brace-enclosed initializer?
In C++11, we have that new syntax for initializing classes which gives us a big number of possibilities how to initialize variables.
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Why always ./configure; make; make install; as 3 separate steps?
... Air
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answered Jun 9 '12 at 13:44
Fatih ArslanFatih Arslan
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How can I force WebKit to redraw/repaint to propagate style changes?
... Jack
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answered Aug 15 '10 at 0:06
danortondanorton
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
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answered May 3 '13 at 18:26
Alec BennettAlec Bennett
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Difference between Big-O and Little-O Notation
...ity holds no matter how small you make k, as long as it is not negative or zero.
These both describe upper bounds, although somewhat counter-intuitively, Little-o is the stronger statement. There is a much larger gap between the growth rates of f and g if f ∈ o(g) than if f ∈ O(g).
One illust...
MongoDB Many-to-Many Association
...h
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answered Feb 25 '10 at 19:19
diederikhdiederikh
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Is calculating an MD5 hash less CPU intensive than SHA family functions?
...5 is somewhat less CPU-intensive. On my Intel x86 (Core2 Quad Q6600, 2.4 GHz, using one core), I get this in 32-bit mode:
MD5 411
SHA-1 218
SHA-256 118
SHA-512 46
and this in 64-bit mode:
MD5 407
SHA-1 312
SHA-256 148
SHA-512 189
Figures are in megabytes per second...
Understanding NSRunLoop
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answered Aug 23 '12 at 13:00
Jody HaginsJody Hagins
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