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1.µã “window”-> "Preferences" -> "Java" -> "Installed JRES"
2.´Ëʱ"Installed JRES"ÓÒ±ßÊÇÁÐ±í´°¸ñ£¬ÁгöÁËϵͳÖÐµÄ JRE »·¾³£¬Ñ¡ÔñÄãµÄJRE£¬È»ºóµã±ßÉ쵀 "Edit..."£¬ »á³öÏÖÒ»¸ö´°¿Ú(Edit JRE)
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rt.jar°üº¬ÁËjdkµÄ»ù´¡Àà¿â£¬Ò²¾ÍÊÇÄãÔÚ java docÀïÃæ¿´µ½µÄËùÓеÄÀàµÄclassÎļþ
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package arrays.myArray;
import java.util.Scanner;
public class SortObject {
private static int intercePosition = 0; // ¼Ç¼µ¥¸öÔËËãÊý¾ÝµÄ³¤¶È
private static int[] intercePositionIndex = null; // ¼Ç¼“£¨”µÄϱê
private static int[] intercePositionEnd = null; // ¼Ç¼ ......
package collection;
import java.util.*;
public class NewArrayList {
public static void main(String[] args) {
List<Student> students = new ArrayList<Student>();
for (int i = 0; i < 6; i++) {
students.add(new Student("Happy"+i,"male" ......
package collection;
public class Student {
public Student() {}
public Student(String name, String sex, int age) {
this.name = name;
this.sex = sex;
this.age = age;
}
@Override
public String toString() {
......
package game;
public class JieCeng {
public static void main(String[] args){
System.out.println(fun(10));
}
public static int fun(int n){
if(1==n)
return 1;
System.out.println( n * fun(n-1));
return ......
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