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.
舞台上的沉默可以比任何对白更响亮。
我不是在试图变得完美,我只是在做我自己。
煤炭行业不仅仅是挖掘地面,更是为未来提供动力。