KeyExtract_java

jsp用户注册，用户名和密码的验证，根据用户类别进入相应的界面。(jsp user registration, authentication username and password into the appropriate category based on the user interface.)

说明：  java语言实现的JPEG图片生成程序，是一个课程设计，完整的源码。(java language of the JPEG image generation program is a curriculum design, complete source code.)

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.)

Arguments object of g(){f()} should not be null.

设计优良学风班集体评选辅助决策软件，使用数据库存放各参评班级的各项表现信息，使得系统可以按照每个班级的各项表现（数据）每年提供优良学风班集体的候选名单。(Style class collective good design decision support software selection, use a database to store the performance of each participating class information, so that the system can provide a list of candidates for the collective good style of study classes each year according to the performance of each class (data).)

Implementation of with no entries.

Struts2 spring hibernate 开发的商城系统(Struts2 spring hibernate)

This Activity appears as a dialog.

Touch tests for a list where all of the items do not fit on the screen, and the list stacks from the bottom.

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