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Today,do some work with ext,have a simple knowledge for it,it is convenient to use,write a example for remembering.
/**
* This JS is used to provide the user details information.
*
* @author
* @Date Mar 4, 2010
*
*/
Ext.apply(Ext.form.VTypes,
{
password: function(val, field)
...
Statement st = null;
try{
conn.setAutoCommit(false);
st = conn.createStatement();
for(int i=0;i<sqlBatch.length;i++){
st.addBatch(sqlBatch[i]);
//commit per 500 sql sentences
if(i!=0&&i%500==0){
st.executeBatch();
st.clearBatch();
conn.com ...
I will be back
just for stay a few days
no matter how difficult to buy the ticket
no matter how far the journey is
no matter how complicated the feelings is
I just want be back
stay with family to say something not important at all
to see some old classmates
to see some relatives
that is eno ...
There are three files to complete this example:
RemoteFileClient.java
RemoteFileServer.java
ConnectionHandler.java
the codes are:
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import jav ...
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www ...
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www ...
I have give the comment in xml file:
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx& ...
Note:this blog copied from: http://www.k99k.com/ ,if u reship it,pls note the resource.
在javascript中，对象实际上就是一个哈希表，比如下面这个user对象：
function user(n, a)
{
this.name = n;
this.age = a;
this.toString = function() {
return 'Name:' + this.name + ', Age:' + this.age;
}
}
var ...
First,download a apache-ant-1.7.1 from apache site on network.then u need to config the "Path" of environment variables.If the ant unzip at E:\apache-ant-1.7.1,so u need add "E:\apache-ant-1.7.1\bin" to the path.then print the ant -version on cmd:
Apache Ant version 1.7.1 c ...
The trigger triggered when DML sentences executed,the steps are:
1)If there are before-triggers before the sentence,run these triggers.
2)For every row of the sentences that involved:
a.if there are before-triggers for each row,run these trigger.
b.execute this sentence
c.if there are a ...
Oracle 9i共提供了16种标量数据类型表：
名称
含义
Char
用于描述定长的字符型数据，长度<=2000字节
varchar2
用于描述变长的字符型数据，长度<=4000字节
nchar
用来存储Unicode字符集的定长字符型数据，长度<=1000字节
nvarchar2
用来存储Unicode字符集的变长字符型数据，长度<=1000字节
number
用来存储整型或者浮点型数值
Date
用来存储日期数据
Long
用来存储最大长度为2GB的变长字符数据
Raw
用来 ...
When we want to update the info of some important tables,we can use the trigger,it can be triggered after we use some DML for some tables.here is the example of it:
create or replace trigger UpdateMajorStats
after insert or delete or update on students
declare
cursor c_Statistics is
sele ...
There are three type of parameters of procedure,IN,OUT,IN OUT,here is the example:
create or replace procedure ModeTest(
p_InParameter in number,
p_OutParameter out number,
p_InOutParameter in out number
) is
v_LocalVariable number:=0;
begin
if(p_InParameter is null) then
dbms_outpu ...
The debug method three: we can use the debug tools of plsql developer,just like we debug our code in eclipse or vc.
create or replace package StudentFetch as
type t_Students is table of students%rowtype
index by binary_integer;
--open the cursor for processing
procedure OpenCurs ...
In order to use dbms_output.put_line to print the debug info on screen,we need to fix the procedure debug:
create or replace package Debug as
procedure Debug(p_Description in varchar2,p_Value in varchar2);
procedure Reset;
end Debug;
create or replace package body Debug as
--pro ...