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JAVA IO http://developer.51cto.com/art/201109/292225.htm
如果你是DHCP动态分配IP的,你可能会遇到这个问题,帮你留着 oracle 连接问题 http://blog.csdn.net/lilin8905/article/details/5933123     oracle 对只读结果集的无效操作: updateString 解决的方法是: 不要用select   *   ...作查询, 而要用select   <直接写出所有字段> 的方式
一、什么是Java事务     通常的观念认为,事务仅与数据库相关。     事务必须服从ISO/IEC所制定的ACID原则。ACID是原子性(atomicity)、一致性(consistency)、隔离性(isolation)和持久性(durability)的缩写。事务的原子性表示事务执行过程中的任何失败都将导致事务所做的任何修改失效。一致性表示当事务执行失败时,所有被该事务影响的数据都应该恢复到事务执行前的状态。隔离性表示在事务执行过程中对数据的修改,在事务提交之前对其他事务不可见。持久性表示已提交的数据在事务执行失败时,数据的状态都应该正确。     通俗的理解,事务是一组原子操 ...

Dynamic Proxy

    博客分类:
  • SSH
  http://www.javaworld.com/javaworld/jw-11-2000/jw-1110-proxy.html   Interestingly, you can have a proxy class that implements multiple interfaces. However, there are a few restrictions on the interfaces you implement. It is important to keep those restrictions in mind when creating your dynamic ...

spring learn experience

    博客分类:
  • SSH
org.springframework.context-3.1.0.M2.jar org.springframework.beans-3.1.0.M2.jar dist\org.springframework.core-3.1.0.M2.jar commons-logging-1.1.1.jar dist\org.springframework.asm-3.1.0.M2.jar dist\org.springframework.expression-3.1.0.M2.jar commons-beanutils-1.8.0.jar dom4j Introspec ...
主页面 <?xml version="1.0" encoding="utf-8"?> <!-- working_with_tree_controls/TreeAddRemoveNodes.mxml --> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="l ...
  工具准备: Eclipse: http://www.eclipse.org/downloads/packages/release/galileo/sr2 Flash Builder Plugin: http://adobe.com/go/try_flashbuilder Download BlazeDS: https://www.adobe.com/cfusion/entitlement/index.cfm?e=lc_blazeds blazeds 入门练习:

userful flex website

    博客分类:
  • Flex
Tree   When the data source is the lastResult object of an RPC service call and the resultFormat property of the RPC component is set to "object", you should use the ArrayUtil.toArray() method to ensure that the object is an Array when you bind it to an ArrayCollection obje ...

flex for each , in

    博客分类:
  • Flex
for...in循环中的迭代变量是对象中的键名     for each...in循环中的迭代变量是对象键值对中保存的值(属性所保存的值)   more detail refer to  http://www.cnblogs.com/yuxuanji/archive/2010/02/22/1671118.html
A. FLEX's datagrid have below properties to catch the event of the modify of the datagrid (the editable is true).  itemEditBegin="dg_itemEditBeginHandler(event)" itemEditBeginning="dg_itemEditBeginningHandler(event)" itemEditEnd="dg_itemEditEndHandler(eve ...
initilize a variable : isChanged : Boolean     change the flag where you do some thing .
http://wenku.baidu.com/view/ae603917866fb84ae45c8d13.html

Flex

    博客分类:
  • Flex
flex 里 :   An ArrayList notifies its host component of any changes; the host component is updated immediately. Arrays do not provide any notifications of udpates. An ArrayList provides some tools for accessing data. Arrays provide only very basic methods and properties. Array作为数据源时,如果更新了Arr ...
1. create the dynamic instance for what ?   for get the methods , fields ,constructors  ....   2. if the modifers of the method is private/protected , will the method be reflected ?     getMethod ---Returns a Method object that reflects the specified public member method of the class o ...

elips

version 1.5.6   source code : http://elips.svn.sourceforge.net/viewvc/elips/trunk/app/src/main/   cookie http://en.wikipedia.org/wiki/HTTP_cookie     what i change :   in User.java ,due to what i used is Oracle ,and the function UCASE() is not work in oracle ,so need to modify the User.ja ...
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