如题，在重连核心的时候：/etc/conf/cf.d/link_unix -y -y。为什么呀？

Lesson: Classes and objects With the knowledge you now have of the basics of the Java programming language, you can learn to write your own classes. In this lesson, you will find information about defining your own classes, including declaring member variables, methods, and constructors. You will learn to use your classes to create objects, and how to use the objects you create. Thi...

公司用作计费的服务器当吊了。服务器是IBM7100，5块硬盘，现在有2块硬盘状态不对，进入系统时提示错误“1962 dirve does not contain a valid boot record" 各位前辈，怎么呀？ [ 本帖最后由 CNL 于 2005-11-4 14:17 编辑 ]

Learning PHP Data objects

The DAO interfaces An implementation with Hibernate Preparing DAOs with factories Preparing DAOs with manual dependency injection Preparing DAOs with lookup Writing DAOs as managed EJB 3.0 components This is a pattern for Data Access objects with JDK 5.0, from the CaveatEmptor example application. It is also explained in the book Java Persistence with Hibernate . Two links you might fi...

各位DX，在9i里面能不能重建某个instance的system用户的objects？

各位大仙： 这是什么数据类型，。，都存放什么的，怎么用呀？

我在Eclispse中导入了一个项目。在项目上右键--run--run on server是出现如上提示，在baidu上和google上搜索了很久也没有找到答案，请教大侠们是怎么回事？如何解决？ 谢谢！在线等待！

對於port Security, 一開始只是我們用來管制那些電腦可以連上公司網路的一種作法; 沒有申請的電腦, 無法連上內部網路; 自然我們就有了公司所有連網的電腦資料! 如果發生中毒或攻擊, 要找兇手就容易了! 也可以防止不相干人士, 任易地把電腦接上內部網路! SANS Institute - Intrusion Detection FAQ: Why your switched network isn't secure這篇文章有一段文字, 提到port security的妙用: "If your hub or switch has the ability ...