摘要:
Question: If i have a web application. Then when several clients make requests for the same page (or different pages in the same web application) at the same time. Is there only one Servlet instance... 阅读全文
posted @ 2005-04-17 11:05
Johnny
阅读(518)评论(0)推荐(0)
编辑
摘要:
Question: 1.In the Java API Doc, i saw the statement below: This integer need not remain consistent from one execution of an application to another execution of the same application. Does it mean t... 阅读全文
posted @ 2005-03-22 10:01
Johnny
阅读(485)评论(0)推荐(0)
编辑
摘要:
Question: How can i differentiate "variable","argument","parameter"&"attribute"? Answers: this is just my understanding/usage of these terms. so no gurantee: all the term are variables because they ... 阅读全文
posted @ 2005-03-09 10:05
Johnny
阅读(497)评论(0)推荐(0)
编辑
摘要:
下面是两个典型例子: public class SystemDemo { int i; public static void main(String[] args) { char inputChar; int i; System.out.println(i); } } 编译时出现以下错误信息: SystemDemo.java:11: variab... 阅读全文
posted @ 2005-02-08 16:41
Johnny
阅读(603)评论(0)推荐(0)
编辑
摘要:
最近一段时间在写一个类树的时候,发现了一些关于继承的值得思考的问题,于是自己写了简单的测试代码进行分析,经过分析与跟csdn论坛朋友的探讨,弄清楚了java的一些继承的机制,但依然有所迷惑。 测试代码如下: public abstract class A { int i=1; public void printI() { System.out.printl... 阅读全文
posted @ 2004-08-23 12:00
Johnny
阅读(3306)评论(8)推荐(0)
编辑