Proficient-at-JAVA-in-21-Days

幸运52的代码，这是我上课时需要用的代码 请求帮助(Lucky 52 code. This is the code request help I need in class)

说明：  实现一个简单远程监控软件，采用Windows Socket（或Java Socket）编程。采用C/S架构。（1）能够远程监控一台主机，显示主机屏幕内容，能远程关机（2）能远程下载或上传文件（3）能远程执行一些DOS命令（4）能远程运行一些可执行命令。 (Implement a simple remote control software, using Windows Socket (or Java Socket) programming. By C/S architecture. (1) to remotely monitor a host, the screen displays the contents of the host, can remotely shut down (2) can remotely download or upload files (3) can remotely perform some DOS commands (4) can remotely run some executable command.)

使用java语言在Eclipse上编写俄罗斯方块代码，此版本的俄罗斯方块只是实现了俄罗斯方块的基本功能，没有设置等功能，游戏代码采用mvc设计模式(Tetris using java language code on Eclipse, this version of Tetris is to achieve the basic functions of Tetris, and other functions not provided, the game code using mvc design pattern)

电费管理系统比较社和初学者！对实际应用，帮助比较大！(Electricity management system is relatively clubs and beginners! For practical applications, to help big!)

zuul是Spring cloud中网关的一种实现，用于构建服务网关(Zuul is an implementation of gateway in Spring cloud, which is used to build service gateway)

说明：  编写一个复数类，可以进行复数加法和减法运算。编写一个包含main方法的类（应用程序）测试该复数类。要求该复数类至少包含一个无参的构造方法和一个带参的构造方法；数据成员包括复数的实部和虚部，为double类型；包括两个方法，分别实现复数的加法和减法运算。(Write a complex class, which can add and subtract complex numbers. Write a class (application) containing the main method to test the complex class. The complex class is required to include at least one parametric construction method and one parametric construction method; the data members include the real and imaginary parts of the complex, which are of double type; and two methods are included to realize the addition and subtraction operations of the complex respectively.)

提供在java中实用正则表达式的一系列例子(Provides java regular expression in a series of practical examples)

An immutable hash-based multiset. Does not permit null elements.

说明：  java 连接 sap 要用到的 librfc32.dll文件.将librfc32.dll的文件复制到目录 {windows-dir}\system32下面。如果该文件已经存在，则覆盖它。这个文件就是SAP的RFC协议实现，(sap to use java to connect to the librfc32.dll document. librfc32.dll documents will be copied to the directory (windows-dir) system32 below. If the file already exists, then cover it. This document is SAP)

北大青鸟第三单元项目 北大青鸟办公系统 ssh(Beida Jade Bird third unit Beida Jade Bird project office systems)