57 questions
When I ran it on Visual Studio 2010 SP1,Source Code 1 operates about 10 times faster than Source Code 2.There are only two lines that change. I don't think there's much differenceWhy is the performanc...
I thought 0.5 would come out if I said 1/2, but 0 came outIf you divide two integers, you just cut off the decimal pointWhen a and b are int c = a/bHow do we get c to float as a result?a = 1b = 2print...
Someone asked me a question, and when I initialized a large amount of int,What's the difference if you have?
Does Python have a function like print_r of PHP?I have to see the status of the object when I debug it.Is there a similar function?
On 64-bit operating systems, double represents up to +-253. Until 53I'm using double because I think the size of the number I'm expressing is about unsigned 32-bit Integer. The problem is that even if...
Can I increase from 0 to 1 by 0.1 by using range()?Since you write range(0,1,0.1), the step can only receive an integer.for i in range(0, 1, 0.1): print ifor i in range(0,1,0.1):TypeError: range() int...
I know that sizeof() returnsWhat else is there?Is it a data type?for(i = 0; i < some_size; i++)When writing these repetitive statements, i is int? size_t? Which one should I write?
As far as I know, the compiler optimizes power(a,2) to a*apow(a,6) does not optimize, but calls the library function pow().The C++ Intel Compiler optimizes you to 6Why does the GCC C compiler optimize...
0.0039215689 is used a lot in the graphic header fileWhat's the point?Why do you always write 0.0039215689 without setting it to const?If you look at the first code on Google (here )void RDP_G_SETFOGC...
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