So this program in fact seems to be doing something helpful finally.

所以这个程序实际上好像，最终还是做了点有用的东西。

youdao

Doing so would be a useful exercise, and a helpful lesson in runaway recursion.

这样做将是十分有用的练习，并且对失控递归非常有用。

youdao

Intense emotions can be helpful, making us more engaged in what we are doing.

感情强烈可以是有益的，它使我们更加专注于自己手头上的事情。

youdao

So this program in fact seems to be doing something helpful finally.

所以这个程序实际上好像,最终还是做了点有用的东西。

哈佛公开课 - 计算机科学课程节选

Plugging in to current events can be helpful, although since everyone else is also doing this, you have to say something different to stand out from the crowd.

FORBES: Fourteen Points On Growing A Blog

And in the early years of a new method of doing something it can be helpful to mimic the forms of the previous ways of performing that function.

FORBES: The Real Problem With Apple: Skeuomorphism In iOS