filename: datainput A1BG, abc, cdf, efg, dfr, efrt, aaaa, .............. Database name: oracle (table: emp and employee) user: scott passwoed: tiger SQL>; select line, nm.line1, acc.line from emp, employee where tag = 'ALIAS_SYMBOL:' and acc.line = 'ALIAS_SYMBOL: A1BG')) As you know, it is a lot of work for me to query the database one by one, such as :P A1BG :P , then :P abc :P , th...
by Pacific Yan - Java - 2003-07-24 10:11:23 阅读(1164) 回复(1)
关于 override的问题; 父类方法 protected boolean doX() throws MyExceptionOne{ .......................... } 子类方法 public boolean doX() throws MyExceptionTwo{ .......................... } 这样算不算 override呢。 还是子类一定也要 protected ,抛出的错误也是 MyExceptionOne??????
我在安装 RH AS3 x86-64 时到这里停下, 这是什么问题? ... ide: Assuming 33MHz system buss speed for PIO modes; override with idebus=xx 请大大帮忙. Athlon64 3000+ (939) 主机板: Asus A8N 硬盘: WD80GB (SATA) 内存: 1GB
本文来自ChinaUnix博客,如果查看原文请点:http://blog.chinaunix.net/u/15909/showart_358996.html
java.io.* is one of the most importance library of Java API. You can read Thinking in Java 2nd or 3rd for an expert advice, maybe core java 7th and Just Java 6ed as well. Here we will discuss java.io library in advanced more details on some perticulary subject of it, and try to gain some from this book: 本文来自ChinaUnix博客,如果查看原文请点:http://blog.chinaunix.net/u/8755/showart_38885.htm...