PTDJ

以及在 mysql 数据库中索引的工作机制是什么？ 有哪些数据库优化方面的经验? 数据库三范式是什么? 各大厂数据库面试热门考题

打飞碟程序，用JAVA编写！还比较号玩！(fight UFO procedures, prepared using JAVA! Still, playing!)

简单的JAVA窗体小软件。包含一个计算器和评分系统,适合初步学习java窗体的人看(JAVA simple form small software. Includes a calculator and a scoring system for initial learning java form people watching)

编写一个Ellipsoid类，用于椭球体的表示，其中定义三个私有变量表示一个椭球体的长半轴a短半轴b和扁率apha(Write a Ellipsoid class, used to represent the ellipsoid, which defined three private variables represents an ellipsoid semimajor axis semiminor axis B and a of APHA)

魔方 java F2L OLL PLL 3D 动画(Cube java F2L OLL PLL 3D Animation)

说明：  信息科技经过 60 余年的发展，已经普及到社会生活的每一个角落。随着信息技术在国家治理、经济运行的方方面面的应用，大量的数据随之产生。而互联网技术的爆发式发展使得近年来产生的数据总量超过了人类以往产生的历史数据的总和，医疗行业的数据增长幅度尤为突出。 医疗大数据具有巨大的价值,尤其是在临床辅助诊疗和健康管理方面。医疗大数据已经上升到国家战略，同时也是全球学术界与产业界竞争的研究热点。如何利用这些医疗数据，挖掘数据的深层价值，是未来信息科技发展的趋势，也是医疗大数据技术产生的背景。(After more than 60 years of development, information technology has spread to every corner of social life. With the application of information technology in all aspects of national governance and economic operation, a large number of data are generated. The explosive development of Internet technology has made the total amount of data generated in recent years exceed the total amount of historical data generated by human beings in the past, and the growth rate of data in the medical industry is particularly prominent. Big medical data have great value, especially in clinical assistant diagnosis and health management. Big medical data has risen to national strategy, and it is also a research hotspot in the competition between global academia and industry. How to use these medical data to excavate the deep value of the data is the trend of the development of information technology in the future, and also the background of the emergence of medical big data technology.)

spring+hiberbate+struts简单登入程序(spring struts simple log hiberbate procedures)

用JAVA编写的聊天程序,通过编译,生成类文件,而且功能很是强大()

医疗问卷提醒业务功能实现。可得到健康咨询(Medical questionnaire remind business functions)

关于c语言课设的粮油公司进销存管理系统的课程设计 有货物管理(物资的添加,删除,修改) 有账目管理 可以查询账目清单 可以计算年度或月份或季度利润 (the program about visual c is that Warehouse Management System of company )