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里氏替换原则是面向对象编程中的一个基本概念,它指出子类的对象应该能够替换超类的对象而不影响程序的正确性。
The Liskov Substitution Principle is a fundamental concept in object-oriented programming, stating that objects of a superclass should be replaceable with objects of a subclass without affecting the correctness of the program.
Success is not about the amount of money you have, it's about the amount of lives you impact.
出自先秦《荀子·荣辱》。赠人以善良之言,好比冬天的衣服一样让人感到温暖;说伤害别人的话,比用矛戟刺人还要厉害,为人说话不可太刻薄。
The more I work, the more I see things differently.