过去从未死去。它甚至还没有过去。
Security is not a product, but a capability.
The success of a learning algorithm depends on the quality and quantity of the data it is trained on.
夏天的飞鸟,飞到我的窗前唱歌,又飞去了。秋天的黄叶,它们没有什么可唱,只叹息一声,飞落在那里。
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.