FACE

TODO(code review): Curious question.. Why are a lot of these methods not declared as static, since they do not seem to require any local object state? Assumedly this cannot be changed without interfering with the API..

一个简单的计算器实现，带小数的加减乘除。使用Java AWT/Swing实现(Implement a simple calculator, decimal addition and subtraction)

用JAVA编写的医院门诊查询系统，从其他地方下载下来的，供大家下载(JAVA prepared using hospital out-patient inquiry system, downloaded from other places, and for everyone to download)

说明：  全书分四个部分：基础知识、函数式数据处理、高效Java 8 编程和超越Java 8。(The book is divided into four parts: basic knowledge, functional data processing, efficient Java 8 programming and beyond Java 8.)

这是一个ejb3的学习测试代码,希望对各位同仁有帮助.(This is a learning test ejb3 code you want to help colleagues.)

JAVA实现模拟数据库,可以读取和保存文件(JAVA simulation database, can read and save the file)

这是一个在java中显示笑脸，哭脸等不同表情的程序，总共可现实三种表情!(this is a programe that can show different face expressionn!)

基于windows系统的文字转语音的小程序,需要手动将jre包放到程序的exe文件同级目录才可运行(Voice Call Software Based on Windows System)

Find Chain Codes in image processing

说明：  android开发环境安装手册，详细介绍了android项目开发前的环境搭建和安装流程。(Android development environment installation manual, detailed introduction of android project development environment construction and installation process.)