听雨

摘要： Table of contents Generics types as a factory Lazy initialization of services Single implementation multiple interfaces Creating instances of types fr 阅读全文

摘要： 兼顾线程安全常用以下三种写法： public sealed class Singleton { private static readonly Singleton instance = new Singleton(); // 显式静态构造器告诉C＃编译器 // 不要将类型标记为BeforeField 阅读全文