随笔分类 - Java Learning
摘要：List<String> list = new ArrayList<>(); list.add("a"); list.add("b"); list.add("c"); list.add("d"); // String[] str=new String[list.size()]; String[] s
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posted @ 2017-03-01 10:14
mabelfdm
摘要：package searchdir; import java.io.File; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import java.util.concurren
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posted @ 2017-02-20 19:16
mabelfdm
摘要：package searchdir; import java.io.File; public class WalkDir { public static void main(String[] args) { File file = new File("/System"); listF(file);
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posted @ 2017-02-20 19:15
mabelfdm
摘要：http://ocpj8.javastudyguide.com/
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posted @ 2017-01-25 16:13
mabelfdm
摘要：package intensiveexercise; import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.
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posted @ 2017-01-25 13:29
mabelfdm
摘要：public class DBUtil { private static Connection conn; public static Connection getConnection(){ try { Class.forName("com.mysql.jdbc.Driver"); String u
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posted @ 2017-01-18 22:37
mabelfdm
摘要：package javaexercise; import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.SQLException;import java.sql.
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posted @ 2017-01-18 22:34
mabelfdm
摘要：package intensiveexercise; import java.io.FileInputStream; import java.io.IOException; import java.util.Properties; ///http://www.cnblogs.com/bakari/p
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posted @ 2017-01-17 13:22
mabelfdm
摘要：package intensiveexercise; import java.io.File; public class Q13 { public static void main(String[] args) { recDelete("Q:/Users/a496006.DMN1.000/Deskt
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posted @ 2017-01-17 10:07
mabelfdm
摘要：package intensiveexercise; import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.
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posted @ 2017-01-17 10:06
mabelfdm
摘要：package util.filereader; import java.io.File; import java.io.IOException; public class PrintDirectory { public static void main(String[] args) { File
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posted @ 2016-12-01 11:30
mabelfdm
摘要：package filereader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import jav
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posted @ 2016-12-01 10:22
mabelfdm
摘要：package com20161125; public class SqlElementsWrapper { /* * oriOutput: {a.*}, {b.*}, a.runId * alias: a, b * table: TableA, TabelB */ String oriOutput
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posted @ 2016-11-28 15:32
mabelfdm
摘要：package com20161125; public class SqlElementsWrapper { /* * oriOutput: {a.*}, {b.*}, a.runId * alias: a, b * table: TableA, TabelB */ String oriOutput
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posted @ 2016-11-28 13:52
mabelfdm
摘要：import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; public class SqlStringParseDemo { publicstaticvoid main(String[] args) { S
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posted @ 2016-11-14 16:04
mabelfdm
摘要：ListDemo(通过List接口的实现类ArrayList实现需求) 元素个数不确定 要求获得元素的实际个数 按照存储顺序获取并打印元素信息 package com1018; import java.util.ArrayList; import java.util.Iterator; import
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posted @ 2016-10-18 13:34
mabelfdm
摘要：import java.util.Scanner; public class CharCount { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.print("
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posted @ 2016-10-13 15:28
mabelfdm
摘要：package practice2; import java.util.Scanner; public class StringBufferDemo { public static void main(String[] args) { Scanner input = new Scanner(Syst
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posted @ 2016-10-11 15:17
mabelfdm
摘要：package practice2; import java.util.Scanner; public class ExceptionDemo2 { public static void main(String[] args) { try { className(); } catch (Except
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posted @ 2016-10-10 15:16
mabelfdm
摘要：package demo.duotai; public abstract class Pet { private int health; public Pet(int health) { this.health = health; } public int getHealth() { if (hea
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posted @ 2016-09-28 16:40
mabelfdm
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