職員薪水管理系統需求如下:/*** author:kevin* date:20110-7-15* function:use ArrayList to build a system of EmployeeSalaryMangement ,* the system is useful for manager to add new employee'information,delete employee'information,* update employee'information,and
/** *author:Kevin *date:2011-07-17 *function:The problem of Mars car. *China firmly opposes Obama-Dalai meeting *The WAR is actually begun!Now you are the Commander of the Fleet. *You can input command to control the Mars Car to go straight, *turn
繼org.apache.tomcat.util.digester.Digester fatalError出現改正後,再次運行tomcat出現如下2010-4-16 15:26:21 org.apache.catalina.core.AprLifecycleListener init資訊: The Apache Tomcat Native library which allows optimal performance in production environments was not
http://radio-weblogs.com/0122027/stories/2003/10/20/implementingTheSingletonPatternInJava.html This is a copy of a 8 August 1998 article I had originally published on my Tripod site, which strangely seems to still get a number of hits. I've moved
在做封裝的時候,需要擷取或設定執行個體域的值,應該提供下面三項內容:1.一個私人的資料域2.一個公有的域訪問器方法3.一個公有的域更改器方法 Java核心編程對於封裝提到過這樣一處改進:對於只返回執行個體域值的公有的域訪問器,如:public Date getGatherDate() { return gatherDate; }提出:不要編寫返回引用可變對象的訪問器方法,因為這樣會破壞封裝。如: Employee harry = ...;Date d =