And will make mistakes. And therefore, you write your programs so that catastrophes don't occur when those mistakes are made.
就是人是很愚蠢的,会犯错误的,因此,你要这样设计你的程序,以达到当犯错误时避免大事故的目的。
This is on purpose, because one of the things I hope you have learned to do this semester, is look up things you don't know, and figure out what they do. What they mean.
我举这个程序是有目的的,因为我希望你们这续期能学到,如何去查找你不知道的东西并,且弄懂它,们是干什么的,是什么意思。
If the purpose of this program is to make a copy of the string.
如果这个程序的目的是拷贝那个字符串。
To do that, we need to describe: not only, what are the primitives, but how do we capture things legally in that language, and interact with the computer?
为了达到这个目的,我们需要描述:,包括程序基本的东西,以及怎么在这种语言中,做我们想做的事情并和计算机交互?
the choice of indentation here is deliberate throughout programming whether it's in C or PHP or JavaScript in this particular course.
不管是C,PHP还是JavaScript语言,通过缩进一些,程序块是有目的的。
I'm going to use the CS50 Library instead for user input I'm saying say something then I'd get a string from the user and I call time s1 and then I say, say something, s2 and then I get another string from the user and call it s2 and apparently this program's purpose in life is to tell me yes or no the user said the same thing both times.
然而我使用的是CS50库来获得用户输入,我说点什么,然后从用户那里获得一个字符串,并把它叫做s1,然后我说点什么,然后从用户那里获得一个字符串,并把它叫做2,这个程序的最终目的是,告诉我两次用户输入的是不是同样的东西。
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