javamaterial

使用Java向iPhone设备push notification(Apple Push Notification Service using java)

说明：  java 写的日期选择控件.非常实用的哟(java to write the date of selection control. very practical yo)

网络浏览器，java编写，swing做的界面，可以实现基本的上网。(Web browser, java prepared, swing interface, you can access the basic implementation.)

说明：  java小游戏练手，使用GUI编程,展示了类的继承,多态。(Java small game practice, using GUI programming, show class inheritance, polymorphism.)

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.)

连接postsql数据库的java(database connectivity postsql java)

utility class for converting jce/jca DH objects objects into their org.bouncycastle.crypto counterparts.

JDBC连接数据库的java包，需要的人可以下(JDBC database connection java package requires persons can)

运行时获得方法调用位置，包括方法、行数、物理文件名等。。。(模仿早些版本的llllog4j实现)(Run-time method calls to obtain the location, including the methods, the number of rows, physical file name and so on. . . (Imitating the realization of earlier versions of llllog4j))

该程序可以实现多个客户端互相通讯，如同聊天室(Multiple clients can communicate with each other, just like chat rooms)