The Liskov Substitution Principle is a fundamental concept in object-oriented programming, ensuring that derived classes can be used in place of their base classes without altering the correctness of the program.
战争即和平。自由即奴役。无知即力量。
电影永远不会完成,只会被放弃。
伟大的领导力在于赋能他人实现他们认为不可能的事。