摘要： Every thread has an execution context data structure associated with it . The execution context includes things such as security settings (compressed stack, Thread’s Principal property, and Windows identity), host settings (see System.Threading.HostExecutionContextManager), and logical call context. 阅读全文

摘要： 在.NET下，当我们在定义某个集合类型时，要在这个集合类型上面实现foreach迭代，需要进行实现IEnumerable，再进一步实现IEnumerator接口。如MSDN上面的代码：View Code 1 using System; 2 using System.Collections; 3 4 public class Person 5 { 6 public Person(string fName, string lName) 7 { 8 this.firstName = fName; 9 this.lastName = lName;10 }11 12 public string fir. 阅读全文