These days those things constantly spell check your program for you.

现在这些软件将会为你,做程序的拼写检查。

哈佛公开课 - 计算机科学课程节选

The check needs to be somewhere in the program, but this is not the right place for it.

这个check必须出现在程序中，但是放在这儿是不对的。

麻省理工公开课 - 计算机科学及编程导论课程节选

dot slash hello" runs the program what do we often see if you omit -- little sanity check -- the "dot slash" ?

，/hello“是用来运行程序的，我们经常看到的,如果你省略--作为一点提醒--那个“，/“呢？

哈佛公开课 - 计算机科学课程节选

I probably whip out a do while loop very rarely, but very often when programming games or any program that takes user input and has to check that user input and yell at the user if they're messing with you or aren't providing what's expected.

我可能很少用do，while，循环，但常常是,当编制程序游戏或需要用户输入的程序是,需要检查用户的输入并提醒用户,如果他们干扰了你,或没有提供所期望的输入。

哈佛公开课 - 计算机科学课程节选