1. web.xml
2. struts-config-new.xml
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Android
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1
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DbVisualizer
(
2
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html/javascript
(
1
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java
(
11
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MySQL
(
1
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oracle
(
1
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servlet&jsp
(
3
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struts
(
2
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2014年7月3日 星期四
2014年4月17日 星期四
Oracle Database
-- 建立新的TABLE
CREATE TABLE
NEW1TABLE
(
AA NUMBER ,
BB CHAR(1) ,
CC VARCHAR2(10),
DD CHAR(10)
);
--變更TABLE名稱
ALTER TABLE NEW1TABLE RENAME TO FIRSTTABLE;
CREATE TABLE
NEW1TABLE
(
AA NUMBER ,
BB CHAR(1) ,
CC VARCHAR2(10),
DD CHAR(10)
);
--變更TABLE名稱
ALTER TABLE NEW1TABLE RENAME TO FIRSTTABLE;
2011年8月27日 星期六
身分證字號驗證
public class idTest {
private static int x=0, y=0;//轉換英文代表的數字
public idTest(){
}
public static void main(String[] args) throws IOException {
String id;
char[] idChar;
BufferedReader buf = new BufferedReader(new InputStreamReader(System.in));
System.out.print("請輸入身分證字號:");
id = buf.readLine();
if(id.length() != 10){
System.out.println("id長度錯誤。");
System.exit(0);
}
private static int x=0, y=0;//轉換英文代表的數字
public idTest(){
}
public static void main(String[] args) throws IOException {
String id;
char[] idChar;
BufferedReader buf = new BufferedReader(new InputStreamReader(System.in));
System.out.print("請輸入身分證字號:");
id = buf.readLine();
if(id.length() != 10){
System.out.println("id長度錯誤。");
System.exit(0);
}
2011年8月21日 星期日
sort排序 練習
//sort排序
int ary[] = {120,-10,-30,3,20,150,30,150};
String temp = "";
for(int i = 0;i <ary.length; i++){
temp += ary[i]+"\t";
}
System.out.println("排序前的ary : "+temp);
int ary[] = {120,-10,-30,3,20,150,30,150};
String temp = "";
for(int i = 0;i <ary.length; i++){
temp += ary[i]+"\t";
}
System.out.println("排序前的ary : "+temp);
氣泡排序 練習
//氣泡排序
int ary[] = {120,-10,-30,3,20,150,30,150};
int swap;
String temp = "";
for(int i = 0;i < ary.length;i++){
temp += ary[i]+"\t";
}
System.out.println("排序前的ary: "+temp);
temp="";
for(int i = 0;i < ary.length-1;i++){
if(ary[i] > ary[i+1]){
swap = ary [i];
int ary[] = {120,-10,-30,3,20,150,30,150};
int swap;
String temp = "";
for(int i = 0;i < ary.length;i++){
temp += ary[i]+"\t";
}
System.out.println("排序前的ary: "+temp);
temp="";
for(int i = 0;i < ary.length-1;i++){
if(ary[i] > ary[i+1]){
swap = ary [i];
陣列的複製 練習
//陣列的複製
char ary1[] = {'A','A','A','A'};
char ary2[] = {'B','C','D','E'};
String temp1 = "",temp2 = "";
for(int i = 0;i < 4;i++){
temp1 += ary1[i] + "\t";
temp2 += ary2[i] + "\t";
}
System.out.println("複製前的ary1 :"+temp1);
System.out.println("複製前的ary2 :"+temp2);
非對稱二維陣列 練習
public static void main(String[] args) {
//非對稱二維陣列
int[][] array = new int[4][];
array[0] = new int[]{1};
array[1] = new int[]{2,3};
array[2] = new int[]{4,5,6};
array[3] = new int[]{7,8,9,10};
System.out.println("非對稱二維陣列 : ");
// System.out.println(array[0][0]);
// System.out.println(array[1][0]+ " " +array[1][1]);
// System.out.println(array[2][0]+ " " +array[2][1]+ " " +array[2][2]);
// System.out.println(array[3][0]+ " " +array[3][1]+ " " +array[3][2]+ " " +array[3][3]);
//非對稱二維陣列
int[][] array = new int[4][];
array[0] = new int[]{1};
array[1] = new int[]{2,3};
array[2] = new int[]{4,5,6};
array[3] = new int[]{7,8,9,10};
System.out.println("非對稱二維陣列 : ");
// System.out.println(array[0][0]);
// System.out.println(array[1][0]+ " " +array[1][1]);
// System.out.println(array[2][0]+ " " +array[2][1]+ " " +array[2][2]);
// System.out.println(array[3][0]+ " " +array[3][1]+ " " +array[3][2]+ " " +array[3][3]);
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