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2015年3月26日
Best way to learn android and java?
摘要: Question:I have been getting my feet wet with android sdk, eclipse, and other various beginner steps to making applications; now I wan...
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posted @ 2015-03-26 02:22 vigorpush
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2015年3月25日
Compiler showing 'pi' symbol on error
摘要: Question:I was testing some code on Coliru, and I got a strange output. I went down the code and could reproduce it with this simple p...
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posted @ 2015-03-25 11:13 vigorpush
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Why is 'x' in ('x',) faster than 'x' == 'x'?
摘要: Question:>>> timeit.timeit("'x' in ('x',)")0.04869917374131205>>> timeit.timeit("'x' == 'x'")0.06144205736110564Also works for multipl...
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posted @ 2015-03-25 11:11 vigorpush
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c++: Does the new operator for dynamic allocation check for memory safety?
摘要: Quesion:My question arises from one of my c++ exercises (from Programming Abstraction in C++, 2012 version, Exercise 12.2). Here it is...
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posted @ 2015-03-25 11:03 vigorpush
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2015年3月24日
Does the C standard guarantee buffers are not touched past their null terminator?
摘要: Question:In the various cases that a buffer is provided to the standard library's many string functions, is it guaranteed that the buf...
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posted @ 2015-03-24 15:56 vigorpush
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Why does the C# compiler translate this != comparison as if it were a > comparison?
摘要: Question:I have by pure chance discovered that the C# compiler turns this method:static bool IsNotNull(object obj){ return obj != n...
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posted @ 2015-03-24 15:50 vigorpush
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Vim settings file on Windows
摘要: Question:I can't believe I am typing a question for a simple thing like this but here we are. I can't for the life of me figure out wh...
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posted @ 2015-03-24 03:40 vigorpush
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How to distinguish between strings in heap or literals?
摘要: Question:I have a use case where I can get pointers of strings allocated either in memory or literals. Now the latter can't be freed s...
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posted @ 2015-03-24 02:08 vigorpush
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Is the “*apply” family really not vectorized?
摘要: Question:So we are used to say to every R new user that "apply isn't vectorized, check out the Patrick BurnsR Inferno Circle 4" which ...
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posted @ 2015-03-24 02:05 vigorpush
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power of the test
摘要: https://www.youtube.com/watch?v=UApFKiK4Hi8
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posted @ 2015-03-24 02:02 vigorpush
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