摘要：
Let's say you extends from a base class, you intent to override a method in base class class BaseCmp { showCmp() {} hideCmp() {} helperMethod() {} } c 阅读全文
摘要：
You can give Getter or Setter different types. So that Setter can accpet a wider range of types, while Getter can return a narrow type. class Thing { 阅读全文
摘要：
Implement a type LengthOfString<S> that calculates the length of the template string (as in 298 - Length of String): type T0 = LengthOfString<"foo"> / 阅读全文