li.feixiang
- 浏览: 118413 次
- 性别:
- 来自: 武汉
-
最新评论
文章列表
Contents
Introduction
The 90/10 rule and blackbox/whitebox abstractions
A little history; Applets, Templates, DCA, JCA/WCA, Info*Engine
Applets and template processing
Info*Engine
DCA – What went wrong?
JCA aka WCA (Windchill Client Architecture)
Other technologies; XSLT, Cognos etc.
...
Introduction
This tutorial show how to use Ant to update the Windchill PDMLink or
ProjectLink menu system. It will include a script that will install and
uninstall a new menu option to the WTPart actions menu.
Getting started
We have some requirements
Fully automated script
Wil ...
As developers we sometimes need to login using the API.
Sometimes this is to avoid retyping the login during testing, or if we
are doing some bulk loading or if we have no Window session available.
Here is the code you can use
RemoteMethodServer.getDefault().setUserName("wcadmin"); ...
Introduction
This article is a tutorial taking the user through the steps
necessary to create and run an Ant script for Windchill. Ant is a very
useful tool to build source, but with some basic techniques shown here
it can also be used to script a number of actions related to a
administratio ...
Windchill, which is the base of both PDMLink™ and ProjectLink™, is
written in Java and most extensions/customizations are also written in
Java. It is clearly very important to write high quality code and so it
is important to test the code effectively.
Introduction
White box JUnit testing
...
出差回来，电脑的oracle启不起来，提示ora-00341:log 2 of thread 1 wrong log 1 in headerora-00312:lnline log 2 thread 'D:\Oracle\oradata\nhj\REDO02.LOG'
首先用system/manaer@**** ，连接为要选中“SYSDBA”，进去后执行
alter database clear logfile group 2;
alter databa ...
- 2008-03-23 01:44
- 浏览 1353
- 评论(0)
揭开正则表达式的神秘面纱
出处：http://www.regexlab.com/zh/regref.htm]
引言
正则表达式（regular expression）就是用一个“字符串”来描述一个特征，然后去验证另一个“字符串”是否符合这个特征。比如 表达式“ab+” 描述的特征是“一个 'a' 和 任意个 'b' ”，那么 'ab', 'abb', 'abbbbbbbbbb' 都符合这个特征。 正则表达式可以用来：（1）验证 ...
- 2007-06-06 13:02
- 浏览 581
- 评论(0)
TO_DATE格式Day:ddnumber12dyabbreviatedfridayspelledoutfridayddspthspelledout,ordinaltwelfthMonth:mmnumber03monabbreviatedmarmonthspelledoutmarchYear:yytwodigits98yyyyfourdigits199824小时格式下时间范围为：0:00:00-23:59:59....12小时格式下时间范围为：1:00:00-12:59:59....1.日期和字符转换函数用法（to_date,to_char）2.selectto_char(to_date(2 ...
- 2007-05-13 15:25
- 浏览 1013
- 评论(0)
HashTable的应用非常广泛，HashMap是新框架中用来代替HashTable的类，也就是说建议使用HashMap，不要使用HashTable。可能你觉得HashTable很好用，为什么不用呢？这里简单分析他们的区别。
1.HashTable的方法是同步的，HashMap未经同步，所以在多线程场合要手动同步HashMap这个区别就像Vector和ArrayList一样。
2.HashTable不允许null值(key和value都不可以),HashMap允许null值(key和value都可以)。
3.HashTable有一个contains(Object value)，功能和con ...
- 2006-09-28 18:06
- 浏览 778
- 评论(0)