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lasso变量选择方法，通过惩罚项解决过拟合的问题(lasso variable selection method)

简单的串口通信数据显示demo 简单实用 可以学习查看(A simple serial communication data display demo simple and practical Can learn to see)

Java Applet that simulates an online exam in programming course. Source code is simple for java developers

JAVA实现各种不同计时方式的计数器TIMER，并且比较功能差异。(JAVA realization of various forms of counter timer TIMER, and comparing the functional differences.)

一封家书。实现类的集成以及多态性，很好的练习题目。实现家书书写版本(A letter home. Achieve integration and polymorphism, practice questions. Letter writing version)

运用多线程及java网络编程技术完成的一个j2se小程序。(The use of multi-threaded and Java network programming technology to complete a J2SE applet.)

说明：  网络上的选课系统，用户可先完成用户的注册登录修改自己的资料，并且登陆以后选择各种各样的书籍，结束日期，归还日期等等(In the network selection system, users can first complete the user's registration and login to modify their own data, and then choose a variety of books, the end date, the return date, and so on.)

This project is the techniques that represent the ennumeration technique completely based on java technology

二叉树的实验报告 源码以及运行结果的说明(Experimental report bintree source and run results)

java sql sever学生管理系统（支持增删改查）