大约有 44,000 项符合查询结果(耗时:0.0446秒) [XML]

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What is the difference between float and double?

I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
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comparing 2 strings alphabetically for sorting purposes

I'm trying to compare 2 strings alphabetically for sorting purposes. For example I want to have a boolean check like if('aaaa' < 'ab') . I tried it, but it's not giving me correct results, so I guess that's not the right syntax. How do I do this in jquery or Javascript? ...
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Inline functions vs Preprocessor macros

How does an inline function differ from a preprocessor macro? 14 Answers 14 ...
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C library function to perform sort

Is there any library function available in C standard library to do sort? 7 Answers 7...
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Get Image size WITHOUT loading image into memory

I understand that you can get the image size using PIL in the following fashion 6 Answers ...
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Logical operators (“and”, “or”) in DOS batch

How would you implement logical operators in DOS Batch files? 12 Answers 12 ...
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Good examples of Not a Functor/Functor/Applicative/Monad?

While explaining to someone what a type class X is I struggle to find good examples of data structures which are exactly X. ...
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p vs puts in Ruby

Is there any difference between p and puts in Ruby? 7 Answers 7 ...
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Why doesn't Python have a sign function?

I can't understand why Python doesn't have a sign function. It has an abs builtin (which I consider sign 's sister), but no sign . ...
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Why does `a == b or c or d` always evaluate to True?

I am writing a security system that denies access to unauthorized users. 3 Answers 3 ...