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本代码是用java编写的住院管理系统菜单界面源代码，很有用的(The java code is used to prepare the patient menu interface management system source code, very useful)

JAVA异常处理高级教程资料Advanced Course on JAVA exception handling information (Advanced Course on JAVA exception handling information )

实现一个程序，对用户输入的类权限、成员权限、以及使用该类对象的环境与这个类的关系，判断这个环境中能不能访问这个类的这个成员。 4． 背景知识介绍：对类成员的访问权限由3个方面决定：（1）类的访问权限（public或default），（2）成员变量的访问权限（public, protected, default或private），以及环境与类的相互关系（同类SameClass，同包不同类SamePackageNoteSameClass，不同包但为子类OtherPackageSubClass，不同包非子类OtherPackageNotSubClass）。例如，如果一个类A是public的，它的一个成员变量x是protected的，则这个成员变量的访问权限是default的，试图访问这个类的一个运行环境与A的关系是OtherPackageSubClass，则这个环境中能够访问变量x。(Implement a program, the relationship between the classes of permissions, user input member permissions, as well as the environment of use of such objects of this class, it is judged in this environment can not access this members of this class. 4. Background knowledge: the access rights of the class members decided by three aspects: (1) access rights (public or default), (2) the member variable access rights (public, protected, default or private), as well as environmental and the relationship of the class (of similar SameClass, same package different classes SamePackageNoteSameClass, different packages, but for subclass OtherPackageSubClass, different package non-subclass OtherPackageNotSubClass). For example, if a class A is public, it s a member variable x is protected, the access rights of the member variables is default, tries to access a runtime environment for this class A relationship is OtherPackageSubClass this environment be able to access the variable x.)

安卓日程管理系统。包括一些基本的日程功能包括文字和音频提示功能。(Andrews schedule management system. The schedule includes some basic features include text and audio prompts.)

Java编程思想第四版完整中文高清版(免费)(Java programming ideas fourth edition of the complete Chinese HD version (free))

实现用户友好界面的一个java小程序 (To achieve user-friendly interface, a java applet)

　　　采用JAVA作为开发工具，mysql作为后台数据库。本系统具有学生基本信息管理、学生成绩信息管理、教师基本信息管理等功能。分成三大模块，每个模块都相互联系，但不相互干扰，这符合了软件模块开发的思想。 本系统完成了学生信息的查询、修改、增加、删除；教师信息的查询、修改、增加、删除以及学生成绩信息的查询、修改、增加、删除等功能。(Using JAVA as a development tool, mysql database as a background. This system has the students basic information management, information management student achievement, teachers basic information management and other functions. Divided into three modules, each linked to every other, but do not interfere with each other, in line with the idea of ​ ​ a software module development. The system completed the student information query, modify, add, delete teacher information query, modify, add, delete, and student achievement information, query, modify, add, delete functions.)

完全仿照慕课网开发，前端的课程选择，课程分类等等，后台的课程管理，讲师的管理 ，对网站流量的统计，等等十分精美，基本不需要二次开发就可以满足视频学习类网站的需求(It is completely imitated by Mutu Net development, front-end course selection, course classification, etc., back-end course management, lecturer management, statistics on website traffic, etc. It is very beautiful, and basically can meet the video learning website without secondary development. Demand)

一个用java编写的聊天室工具，使用了多线程，每次上线一个用户都会开辟一个线程(Write a java chat room tools, the use of multiple threads, each on-line user would open up a thread)

Super class for concrete charset test suites for Java.