英文: How is Spring able to see type arguments at runtime? What about the whole type erasure thing? 问题...
如何打印嵌套的ArrayList?
英文: How to print a nested ArrayList? 问题 I want to print a nested ArrayList in Java as the title sugg...
通过指向第一个成员的指针访问未知大小的类成员数组
英文: Access class member array of unknown size through pointer to first member 问题 The code you provid...
Type-erase owner in self-referential crates
英文: Type-erase owner in self-referential crates 问题 我有一个结构体,并希望定义另一个引用它字段的结构体。 struct Tweet { text: T...
swift type erasure understanding, Cannot convert value of type 'AnyMapper<Payload, [Post]>' to expected element type 'AnyMapper<Payload, User>
英文: swift type erasure understanding, Cannot convert value of type 'AnyMapper<Payload, [Post]...
在Scala 3中,是否可以在运行时使用对象的声明类型?
英文: In Scala 3, is it possible to use declared type of an object in runtime? 问题 在Scala 2中,对象的大部分泛型类型...
Is casting the class returned by getClass() of a generic instance type always safe in Java?
英文: Is casting the class returned by getClass() of a generic instance type always safe in Java? 问题 以...
根据情况如何选择动作取决于类型?
英文: How do I choose action depending on type in this case? 问题 可以改进标题并添加标签。我不知道在这里使用什么术语。 我有如下的类: abs...
为什么我不能为两个类实现 Comparable,其中一个类继承另一个类呢?
英文: Why I can't implement Comparable for both the classes where one inherits other? 问题 假设我有两个类,P...
JVM会跳过临时泛型转换。
英文: does JVM skip a temporary generic conversion 问题 我正在寻找一种在泛型接口中使用原始集合的方法。 对于 IntArray 类和 scenario ...