useradd

猜数字游戏 游戏说明: 1、游戏开始，电脑随机产生一个数字不重复的四位数。 2、将您猜的数点击OK按钮提交。 3、电脑会将您提交的数与它自动产生的数进行比较，结果显示成"*A*B"。A代表位置正确数字也正确，B代表数字 正确但位置不正确，比如："2A2B"表示您有2个数字的位置正确且数值也正确，除此以外，您还猜对了2个数字 ，但位置不对。 4、您共有10次机会，在10次内，如果结果为“4A0B”，游戏成功。如果10次里您都没有猜对游戏失败。(Guessnumber: 1, games started, the computer randomly generated a number of non-repetition of the four-digit. 2, would you guess the number of clicks the OK button to submit. 3, the computer will take you to submit a few with it automatically generated a number of comparison, the result is displayed as* A* B . A representative of the location of the correct figure is also correct, B representative of the number of correct but the location is incorrect, such as: 2A2B that you have a two-digit numerical position is correct and also the right, in addition, you guessed it two figures, but wrong location. 4, your opportunity for a total of 10 times in 10 times, if the results of 4A0B , the game successfully. 10 years if you do not have to guess the failure of the game.)

使用Java实现数据库编程(北大青鸟java入门教程)

说明：  使用画线和画圆的技术在窗体中悔之绘制一个带有指针的钟表。通过一个时间计时器，每一秒钟触发一次。使用这样的方式来实现每一秒绘制一次图像。(Drawcircle painted lines and the use of technology in the form of regret on the map with a pointer of the watches. Time through a timer, every second the trigger once. Use this way to achieve an image every second drawing.)

Java 调用Python脚本文件与Jython调用Java对象的示例(Java call Python script file and call Java objects with Jython example)

说明：  2019北航面向对象课设12个项目的代码(BUAA 2019 Object Oriented CODE)

说明：  Java版本的基于多线程的Kafka高性能消费者处理通用程序(Java Version of High Performance Consumer Processing Universal Program Based on Multithread)

Perst开源实时数据库，据说非常不错，大家可以到此互相学习交流。(Perst open source real-time database, said to have been very good, everyone can learn from each other to this exchange.)

通过写好的最小DFA实现源码的分词功能。 内容：GetToken.java（源码）SourceCode.txt（要分词的源码） Tokens.txt（Token序列）(Achieve source word feature written by minimal DFA. Content: GetToken.java (source) SourceCode.txt (word to the source) Tokens.txt (Token sequence))

java连接mongodb，oracle，sqlserver2008的连接(java connect mongodb, oracle, sqlserver2008 connection)

JAVA编写的万年行事历，是一个日程管理软件，可以把你每天要办的事情写进日期里，随时候看一下，仅供学习。(Written in JAVA calendar years, is a schedule management software, you can put your day to do the things included in the date, the time to look over, only to learn.)