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用java语言编写的蜘蛛纸牌游戏，与windows上的差不多。对运用java实践有极大的帮助，教你如何运用java开发游戏(Using java language Spider Solitaire Game, and the windows on the almost. Practice on the use of java there is a great help, teaching you how to use java develop Games)

ShutterButton extends ImageView Source Code for Andriod.

Java实现将movielens各种规模数据的划分为测试集和训练集(Split movielens dataset to trainset and test set)

Voice operated mouse that can connected with java server

根据IP找地址的java实现,能将 分隔的ip,地址格式(起始IP 结束IP 国家 地区 )转化为升序的二进制格式,通过二分查找能在50-150ms内找到对应IP的地址信息. (Look under the IP address of the java implementation, can t separated ip, address format (starting IP t end of the IP t State t region n) into binary format, in ascending order by binary search in 50- 150ms to find the corresponding IP address information.)

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

java练习的源代码，我的初始学习，请多多关照(java source code of practice, my initial study, please take care of)

说明：  利用前面提到的SupplyDepot、Transport和CapableOfBeingRefefuelled类/接口，为Air-plane增加一个main()方法，然后为supplyDepot等增加必要的字段、参数和代码，以便CapableOfBeingRefefuelled能够告诉service（）方法需要加多少油。同时要确保Depot中的油应相应地减少，而实现CapableOfBeingRefefuelledi的类对象应相应地增加。(Using the upplyDepot, Transport and ApableOfBeingRefefuelled classes/interfaces mentioned above, add a main () method to Air-plane, and then add the necessary fields, parameters and codes to supplyDepot, so that CapableOfBeingRefefuelled can tell service () how much fuel the method needs. At the same time, we should ensure that the oil in Depot should be reduced accordingly, and the class objects that implement Capable OfBeingRefefuelledi should be increased accordingly.)

用MFC写的商品管理系统，功能完善，可以增加删除查询修改以及统计商品信息(Written with MFC merchandise management system fully functional, you can add delete modify the query and statistical information goods)

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