Another good thing to do when you're really stuck is walk away. Take a break. Come back and look at it with fresh eyes of your own.
当你卡住的时候另外一件有益的事,就是走开休息一会儿,再回来看代码的时候你的眼睛就清醒多了。
麻省理工公开课 - 计算机科学及编程导论课程节选
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