Database Table Design
Q: How to minimize the impact of modifying table structures on existing programs in the later stages of development Table design is to reserve a f...
Date in Java
The following two are at the same time: UTC, Coordinated Universal Time (UTC)， use time zone of GMT GMT, Greenwich Mean Time Standard Time 18:00 G...
excel 功能
excel中功能很丰富，掌握了对程序员帮助很大。 基本的有 Filter功能。记得以前给一个老外发excel报表，他说漏掉了一些。我百思不得其解，明明都包括了啊。最后发现是filter功能过滤了，他没有注意到。这是一个题外话。 新公司有个牛人excel应用得很溜。最近学了一招 VL...
hibernate session 管理
Session per Operation (Anti pattern) 2. Session per Request use “Open Session In View” when rendering layer seperate from servlet, e.g. in JSP ...
Javascript Drag&Drop 小例子
代码实例：拖动对象 Drag Object (兼容:IE、Firefox、Opera ... ) .dragAble {position:relative;cursor:move;}
liferay笔记
扩展开发方式 refer to: 1) http://www.liferay.com/web/guest/community/wiki/-/wiki/Main/Development%20Environment%20(Windows);jsessionid=DB374...
Jetspeed2
refer to: http://portals.apache.org/jetspeed-2/tutorial/01/genapp.html Setup: 1. generate two maven submodules: jetexpress-portal and jetexpre...
IBM SOA 产品线
Model Phase Websphere Business Modeler Rational Software Architect 2. Assemble Phase Rational Appliction Developer Websp...
Web相关
Tomcat load balance/cluster/fail off 2. SSO based on CAS tomcat JBoss portal SSL 3. Acegi filter / JAAS 4.
Hibernate笔记
inverse=true | false 2. cascade 3. lazy-loading 4. session-per-request & open session filter 5. transaction demarcation