摘要：
今天挂了个java demo到sae上去，可是无论本地怎么运行的好好，到sae上就是不能运行....错误如下Error 404 - Not Found.No context on this server matched or handled this request.Contexts known to this server are:/1/henglicashmere--->c.s.s.w.SaeWebAppContext{/1/henglicashmere,file:/data1/jetty_work/476/henglicashmere/jetty-0.0.0.0-10001-hen 阅读全文
摘要：
有如下四个类。 public class Animal { } public class Mammal : Animal { } public class Dog : Mammal { public void EatBone() { } } public class Panda : Mammal { public void EatBamboo() { } } Animal animal = new Dog();这样的赋值肯定是没问题的... 阅读全文