java源代码
//信1705-1 20173527 刘津鑫
package money;
import java.io.IOException;
import java.io.Serializable;
import java.util.Scanner;
import java.util.ArrayList;
public class Account implements Serializable{
private String accountID;//账户
private String accountname;//姓名
private String operatedate;//时间
private int operatetype;//操作类型
private String accountpassword;//密码
private int accountbalance;//余额
private int amount;//流水金额
public String getaccountID()
{
return accountID;
}
public String getaccountname()
{
return accountname;
}
public String getoperatedate()
{
return operatedate;
}
public int getoperatetype()
{
return operatetype;
}
public String getaccountpassword()
{
return accountpassword;
}
public int getaccountbalance()
{
return accountbalance;
}
public int getamount()
{
return amount;
}
public void setaccountID(String accountID)
{
this.accountID=accountID;
}
public void setaccountname(String accountname)
{
this.accountname=accountname;
}
public void setoperatedate(String operatedate)
{
this.operatedate=operatedate;
}
public void setoperatetype(int operatetype)
{
this.operatetype=operatetype;
}
public void setaccountpassword(String accountpassword)
{
this.accountpassword=accountpassword;
}
public void setaccountbalance(int accountbalance)
{
this.accountbalance=accountbalance;
}
public void setamount(int amount)
{
this.amount=amount;
}
public Account() { }
public String tostring() {
return "id="+accountID+",accountname="+accountname+",accountpassword="+accountpassword+",accountbalance="+accountbalance;
}
public String tostring1() {
return "id="+accountID+",accountname="+accountname+",operatedate="+operatedate+",operatetype="+operatetype+",aamount="+amount;
}
public Account(String accountID,String accountname,String operatedate,int operatetype,String accountpassword,int accountbalance,int amount) {
this.accountID=accountID;
this.accountname=accountname;
this.operatedate=operatedate;
this.operatetype=operatetype;
this.accountpassword=accountpassword;
this.accountbalance=accountbalance;
this.amount=amount;
}
public static void main(String[] args) throws IOException
{
AccountManager a=new AccountManager();
ArrayList<Account> people=new ArrayList<Account>();
ArrayList<Account> list=new ArrayList<Account>();
for(int i=0;i<5;i++)
{
a.addAccount(people);
}
a.show(people);
a.enterID(people,list);
}
}
//信1705-1 20173527 刘津鑫
package money;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.text.SimpleDateFormat;
import java.util.Scanner;
import java.util.ArrayList;
import java.util.Date;
public class AccountManager {
public void addAccount(ArrayList<Account> people)
{
Scanner in = new Scanner(System.in);
Account ac=new Account();
System.out.println("请输入账户的账号、名称、密码、账户余额");
String accountID=in.next();
String accountname=in.next();
String accountpassword=in.next();
int accountbalance=in.nextInt();
ac.setaccountID(accountID);
ac.setaccountname(accountname);
ac.setaccountpassword(accountpassword);
ac.setaccountbalance(accountbalance);
people.add(ac);
File file = new File("accountinformation.txt");
// 对象输出流
ObjectOutputStream out = null;
try {
// 将数组对象写入文件
out = new ObjectOutputStream(new FileOutputStream(file));
out.writeObject(people);
out.flush();
out.close();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
public void show(ArrayList<Account> people)
{
File file = new File("accountinformation.txt");
ObjectInputStream in = null;
try {
in = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) in.readObject();
for (int i=0;i<people.size();i++) {
Account s=people.get(i);
System.out.println(s.tostring());
} }catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
public void enterID(ArrayList<Account> people,ArrayList<Account> list)
{
int a=1;
int flag=-1;
while(a==1) {
System.out.println("**************************************************");
System.out.println(" 欢迎使用中国工商银行自动柜员系统");
System.out.println("请输入您的账号:");
Scanner in = new Scanner(System.in);
String ID=in.next();
if(ID.length()!=8)
{
System.out.println("该卡不是工行卡");
a=1;
}
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
for (int i=0;i<people.size();i++) {
Account s=people.get(i);
if(s.getaccountID().equals(ID))
{
flag=i;a=1;
}
}
if(flag==-1)
{
System.out.println("该账号不存在");
}
else
{
a=2;
} }catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
enterpassword(people,flag,list);
}
public void enterpassword(ArrayList<Account> people,int i,ArrayList<Account> list)
{
System.out.println("**************************************************");
System.out.println(" 欢迎使用中国工商银行自动柜员系统");
System.out.println("请输入您的密码:");
Account s=new Account();
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
s=people.get(i);
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
for(int j=0;j<3;j++)
{
Scanner in = new Scanner(System.in);
String password=in.next();
if(s.getaccountpassword().equals(password))
{
enter(s.getaccountID(),people,list);
}
else
System.out.println("密码录入错误");
}
System.out.println("该账号三次录入密码错误,该卡已被系统没收,请与工行及时联系处理");
}
public void enter(String a,ArrayList<Account> people,ArrayList<Account> list)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"使用中国工商银行自助柜员系统");
System.out.println("1、存款;");
System.out.println("2、取款;");
System.out.println("3、转账汇款;");
System.out.println("4、修改密码;");
System.out.println("5、查询余额;");
System.out.println("请输入选择:");
Scanner in = new Scanner(System.in);
int operatetype=in.nextInt();
switch(operatetype) {
case 1:deposit(a,people,list);break;
case 2:withdrawal(a,people,list);break;
case 3:transfer(a,people,list);break;
case 4:alter(a,people,list);break;
case 5:seclect(a,people,list);break;
}
}
public void deposit(String a,ArrayList<Account> people,ArrayList<Account> list)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("请输入存款金额:");
Scanner in = new Scanner(System.in);
String money=in.next();
int flag=0;
if(money=="q")
{
enterID(people,list);
}
int num=Integer.valueOf(money);
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ac=new Account();
for(int i=0;i<people.size();i++)
{
ac=people.get(i);
if(ac.getaccountID().equals(a))
{
flag=i;
break;
}
}
ac.setaccountbalance(ac.getaccountbalance()+num);
people.set(flag,ac);
System.out.println("当前账户存款操作成功。");
System.out.println("当前账户余额为:"+ac.getaccountbalance());
int operatetype=1;
ac.setoperatetype(operatetype);
ac.setamount(num);
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String dateNowStr = sdf.format(date);
ac.setoperatedate(dateNowStr);
list.add(ac);
File file1 = new File("accountlist.txt");
// 对象输出流
ObjectOutputStream out = null;
ObjectOutputStream out1 = null;
try {
out = new ObjectOutputStream(new FileOutputStream(file));
out.writeObject(people);
out.flush();
out.close();
// 将数组对象写入文件
out1 = new ObjectOutputStream(new FileOutputStream(file1));
out1.writeObject(list);
out1.flush();
out1.close();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("1、返回输入账户界面");
System.out.println("2、返回操作界面");
int i=in.nextInt();
switch(i)
{
case 1:enterID(people,list);break;
case 2:enter(a,people,list);break;
}
}
public void withdrawal(String a,ArrayList<Account> people,ArrayList<Account> list)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println(" 当前账户每日可以支取2万元。");
System.out.println(" 1、100元");
System.out.println(" 2、500元");
System.out.println(" 3、1000元");
System.out.println(" 4、1500元");
System.out.println(" 5、2000元");
System.out.println(" 6、5000元");
System.out.println(" 7、其他金额");
System.out.println(" 8、退卡");
System.out.println(" 9、返回");
Scanner in = new Scanner(System.in);
int x=in.nextInt();
int flag = 0;
int money = 0;
switch(x)
{
case 1:money=100;break;
case 2:money=500;break;
case 3:money=1000;break;
case 4:money=1500;break;
case 5:money=2000;break;
case 6:money=5000;break;
case 8:enterID(people,list);break;
case 9:enter(a,people,list);break;
}
if(x==7)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
System.out.println("请输入取款金额:");
money=in.nextInt();
}
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ac=new Account();
for(int i=0;i<people.size();i++)
{
ac=people.get(i);
if(ac.getaccountID().equals(a))
{
flag=i;
break;
}
}
if(ac.getaccountbalance()<money)
{
System.out.println("账户余额不足");
}
else
{
ac.setaccountbalance(ac.getaccountbalance()-money);
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("当前账户取款操作"+money+"元成功。");
System.out.println("当前账户余额为:"+ac.getaccountbalance()+"元成功。");
}
int operatetype=2;
ac.setoperatetype(operatetype);
ac.setamount(money);
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String dateNowStr = sdf.format(date);
ac.setoperatedate(dateNowStr);
list.add(ac);
people.set(flag, ac);
File file1 = new File("accountlist.txt");
ObjectOutputStream out = null;
ObjectOutputStream out1 = null;
try {
out = new ObjectOutputStream(new FileOutputStream(file));
out.writeObject(people);
out.flush();
out.close();
// 将数组对象写入文件
out1 = new ObjectOutputStream(new FileOutputStream(file1));
out1.writeObject(list);
out1.flush();
out1.close();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("1、返回输入账户界面");
System.out.println("2、返回操作界面");
int i=in.nextInt();
switch(i)
{
case 1:enterID(people,list);break;
case 2:enter(a,people,list);break;
}
}
public void transfer(String a,ArrayList<Account> people,ArrayList<Account> list)
{
int flag=0;
int money=0;
Account ab=new Account();
Scanner in = new Scanner(System.in);
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ac=new Account();
for(int i=0;i<people.size();i++)
{
ac=people.get(i);
if(ac.getaccountID().equals(a))
{
flag=i;
break;
} }
int num=0;
int leap=-1;
while(num==0)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
System.out.println("请输入转账账户:");
String b=in.next();
for(int i=0;i<people.size();i++)
{
int j=0;
ab=people.get(i);
if(ab.getaccountID().equals(b))
{
leap=i;
num=1;
break;
}
else
{
num=0;
}
}
if(num==0)
{
System.out.println("该账户不存在");
}
if(num==1)
{
int num2=0;
while(num2==0)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
System.out.println("请输入转账金额:");
money=in.nextInt();
if(ac.getaccountbalance()<money)
{
System.out.println("户余额不足");
System.out.println("您当前的余额为"+ac.getaccountbalance()+"元");
}
if(ac.getaccountbalance()>=money)
{
num2=1;
}
}
String name=ab.getaccountname();
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
System.out.println("请确认是否向"+name+"转账"+money+"元");
System.out.println("确认请按Y,否请按N");
String x=in.next();
if(x.equals("X"))
{
enter(a,people,list);
}
if(x.equals("Y"))
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
System.out.println("成功向"+name+"转账"+money+"元");
ac.setaccountbalance(ac.getaccountbalance()-money);
ab.setaccountbalance(ab.getaccountbalance()+money);
System.out.println("当前账户余额为:"+ac.getaccountbalance());
num=1;
}
}
}
people.set(flag, ac);
people.set(leap, ab);
int operatetype=3;
ac.setoperatetype(operatetype);
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String dateNowStr = sdf.format(date);
ac.setoperatedate(dateNowStr);
ac.setamount(money);
list.add(ac);
File file1 = new File("accountlist.txt");
ObjectOutputStream out = null;
ObjectOutputStream out1 = null;
try {
out = new ObjectOutputStream(new FileOutputStream(file));
out.writeObject(people);
out.flush();
out.close();
// 将数组对象写入文件
out1 = new ObjectOutputStream(new FileOutputStream(file1));
out1.writeObject(list);
out1.flush();
out1.close();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("1、返回输入账户界面");
System.out.println("2、返回操作界面");
int i=in.nextInt();
switch(i)
{
case 1:enterID(people,list);break;
case 2:enter(a,people,list);break;
}
}
public void alter(String a,ArrayList<Account> people,ArrayList<Account> list)
{
int flag=0;
Scanner in = new Scanner(System.in);
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ac=new Account();
for(int i=0;i<people.size();i++)
{
ac=people.get(i);
if(ac.getaccountID().equals(a))
{
flag=i;
break;
} }
int num=0;
while(num==0)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println(" 请输入当前密码:");
String pass=in.next();
if(ac.getaccountpassword().equals(pass))
{
num=1;
}
if(num==0)
System.out.println(" 当前密码录入错误");
if(num==1)
{
System.out.println(" 请输入修改密码:");
String n1=in.next();
System.out.println(" 请输入确认密码:");
String n2=in.next();
if(n1.equals(n2))
{
num=1;
ac.setaccountpassword(n1);
}
else
{
num=0;
System.out.println(" 修改密码与确认密码不一致");
}
}
}
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("当前账户密码修改成功");
people.set(flag, ac);
/*int operatetype=4;
ac.setoperatetype(operatetype);
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String dateNowStr = sdf.format(date);
ac.setoperatedate(dateNowStr);
list.add(ac);*/
File file1 = new File("accountlist.txt");
ObjectOutputStream out = null;
ObjectOutputStream out1 = null;
try {
out = new ObjectOutputStream(new FileOutputStream(file));
out.writeObject(people);
out.flush();
out.close();
// 将数组对象写入文件
out1 = new ObjectOutputStream(new FileOutputStream(file1));
out1.writeObject(list);
out1.flush();
out1.close();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("1、返回输入账户界面");
System.out.println("2、返回操作界面");
int i=in.nextInt();
switch(i)
{
case 1:enterID(people,list);break;
case 2:enter(a,people,list);break;
}
}
public void seclect(String a,ArrayList<Account> people,ArrayList<Account> list)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("******************************************************");
Scanner in = new Scanner(System.in);
File file = new File("accountinformation.txt");
ObjectInputStream oin = null;
try {
oin = new ObjectInputStream(new FileInputStream(file));
people = (ArrayList<Account>) oin.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ac=new Account();
for(int i=0;i<people.size();i++)
{
ac=people.get(i);
if(ac.getaccountID().equals(a))
{
break;
} }
System.out.println("当前账户余额为:"+ac.getaccountbalance()+"元");
System.out.println("账户清单信息为:");
File file1 = new File("accountlist.txt");
ObjectInputStream oon = null;
try {
oon = new ObjectInputStream(new FileInputStream(file1));
list = (ArrayList<Account>) oon.readObject();
}catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
Account ab=new Account();
for(int i=0;i<list.size();i++)
{
ab=list.get(i);
if(ab.getaccountID().equals(a))
{
String op = null;
if(ab.getoperatetype()==1)
op="存款";
if(ab.getoperatetype()==2)
op="取款";
if(ab.getoperatetype()==3)
op="转账汇款";
System.out.println(""+ab.getoperatedate()+" "+op+" "+ab.getamount());
} }
System.out.println("******************************************************");
System.out.println(" 欢迎"+a+"用户使用中国工商银行自助柜员系统");
System.out.println("1、返回输入账户界面");
System.out.println("2、返回操作界面");
int i=in.nextInt();
switch(i)
{
case 1:enterID(people,list);break;
case 2:enter(a,people,list);break;
}
}
}
java源代码的更多相关文章
- 分治法解决合并排序(c++和Java源代码)
Java源代码 public class Mergesort1 { public static void merge(int[]a,int low,int mid,int high){//对两组已经排 ...
- java程序保护如何知识产权,特别提供一个java 开发的java 源代码级的混淆器
java程序保护如何知识产权,特别提供一个java 开发的java 源代码级的混淆器 下载地址:http://yunpan.cn/QXhEcGNYLgwTD 运行方式:java -jar Encryp ...
- 全中国的省市县镇乡村数据获取以及展示java源代码
第一步.准备工作(数据源+工具): 数据源(截止目前最全面权威的官方数据):http://www.stats.gov.cn/tjsj/tjbz/tjyqhdmhcxhfdm/2013/ 爬取数据的工具 ...
- PowerDesigner(八)-面向对象模型(用例图,序列图,类图,生成Java源代码及Java源代码生成类图)(转)
面向对象模型 面向对象模型是利用UML(统一建模语言)的图形来描述系统结构的模型,它从不同角度实现系统的工作状态.这些图形有助于用户,管理人员,系统分析人员,开发人员,测试人员和其他人员之间进行信息交 ...
- Android APK反编译得到Java源代码和资源文件
在此郑重声明,贴出来的目的不是为了去破解人家的软件,完全是一种学习的态度,不过好像通过这种方式也可以去汉化一些外国软件. 一.反编译Apk得到Java源代码 首先要下载两个工具:dex2jar和JD- ...
- MyEclipse13中修改Servlet.java源代码
Servlet.java源代码想要修改的步骤,与低版本的不同废话少说,直接来步骤: 1,在myEclipse的安装目录中搜索com.genuitec.eclipse.wizards文件,如图:选择co ...
- 看java源代码
不会看JDK源代码,相当于没学过Java. 网上不容易找到一篇帮助我解决了如何在Eclipse下查看JDK源代码 的文章. 核心提示:在Eclipse中查看JDK类库的源代码!!! 设置: 1.点 w ...
- 混淆器:java程序保护如何知识产权,特别提供一个java 开发的java 源代码级的混淆器
java程序保护如何知识产权,特别提供一个java 开发的java 源代码级的混淆器 下载地址:http://yunpan.cn/QXhEcGNYLgwTD 运行方式:java -jar Encryp ...
- [注意事项&车轮]java源代码 产生局部javadoc api档
随着Eclipse书写java码时间,有时候,因为我们不知道java函数返回.通过鼠标移动到java该功能,假设它javadoc相关内容将被显示. 但是,并非所有java代码javadoc:连装jav ...
- 调试Java源代码时变量的值无法追踪怎么办?
问题:调试Java源代码时,只能看到源代码,却无法查看源代码中的变量的即时值 原因:jre为了节省空间,在打包时去掉了class文件中的调试信息. 思路:使用jdk里的src.zip源码重新编译生成完 ...
随机推荐
- 【mmall】学习Spring要善用Spring的Github
官网:https://projects.spring.io/spring-framework 宠物医院项目(非常经典的Spring项目):https://github.com/spring-proje ...
- mysql 8.0 ~ innodb与变量优化
一 innodb的优化 1 已完全不支持myisam引擎 2 将自增主键的计数器持久化到redo log中.每次计数器发生改变,都会将其写入到redo log中.如果数据库发生重启,InnoDB ...
- BootStrap表单验证用户名重复
html: <div class="form-group"> <label for="username" class="contro ...
- 困在栅栏里的恺撒WriteUp(附栅栏密码加密解密脚本)
题目地址:http://www.shiyanbar.com/ctf/1867 这道题目并不难,就是先用栅栏密码解密,然后再用恺撒密码解密就好. 1. 6代表了栅栏密码的栏数(说实话,一开始我也没看出来 ...
- P5270 无论怎样神树大人都会删库跑路
题目地址:P5270 无论怎样神树大人都会删库跑路 第一眼看上去是模拟,似乎是 \(O(n)\) 的 水题 信心满满的写完: #include <bits/stdc++.h> using ...
- java中equals,hashcode和==的区别
https://www.cnblogs.com/kexianting/p/8508207.html
- Linux的notifier机制在TP中的应用【转】
转自:https://blog.csdn.net/armfpga123/article/details/51771666 版权声明:本文为博主原创文章,未经博主允许不得转载. https://blog ...
- 在Linux下误删文件后恢复【转】
针对日常维护操作,难免会出现文件误删除的操作.大家熟知linux文件系统不同win有回收站,删除后的文件可以到垃圾箱寻回,要知道linux文件修复比较费劲,网络上面的文档也是五花八门.所以本次研究一种 ...
- Keepalived详解(五):Keepalived集群中MASTER和BACKUP角色选举策略【转】
一.Keepalived集群中MASTER和BACKUP角色选举策略 在keepalived集群中,其实并没有严格意义上的主.备节点,虽然可以在keepalived配置文件中设置state选项为MAS ...
- Python os.removedirs() 和shutil.rmtree() 用于删除文件夹
概述 os.removedirs() 方法用于递归删除目录.像rmdir(), 如果子文件夹成功删除, removedirs()才尝试它们的父文件夹,直到抛出一个error(它基本上被忽略,因为它一般 ...