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public class StringTest1{
public static void main(String[] args) {
String str1 = "abc";
String str2 = "abc";
System.out.println(str1 == str2);
}
}
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public class StringTest2 {
public static void main(String[] args) {
String str1 = new String("abc");
String str2 = new String("abc");
System.out.println(str1 == str2);
}
}
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public List createArrayList(String FilePath,String FileName){
List list =new ArrayList();
FileName=FilePath+"\\"+FileName;
File file=new File(FileName);
String encoding="GBK";//·ÀÖ¹ÂÒÂë Õâ±àÂëÐèÒª¸ù¾Ý×Ô¼ºµÄ²Ù ......
package chape7;
/**
* 檢²é參數µÄÓÐЧÐÔ
* 當編寫·½·¨»òÕß構ÔìÆ÷時£¬應該¿¼慮ËûµÄ參數ÓÐʲ÷áÏÞÖÆ 應該°É這ЩÏÞÖÆ寫ÔÚÎÄ檔ÖУ¬並ÇÒÔÚ這個·½·¨µÄ開頭 ......
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commons-pool-1.5.3.jar,tomcat-naming-common.jar,commons-pool-1.5.3-bin.zip,commons-dbcp.jar
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package test.comm;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Hashtable;
import javax.naming.InitialCont ......