Object versus value equality. Particularly when you use double equals, are you asking whether you've got the same object or the same value?

对象与值相等,特别是当你用==时,你得问问自己对象与值是否匹配？

麻省理工公开课 - 计算机科学及编程导论课程节选

Is there a key word like int or char double with which you can represent a 1024-bit value?

有一个像int，char，double这样的关键字,用来表示一个1024位大小的数值呢？

哈佛公开课 - 计算机科学课程节选