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向服务器上传文件的时候对文件名称生成uuid,存储目录的工具类. 对上传图片生成缩略图的工具类-Upload files to the server when the file name of the generated uuid, store the directory tools. Generates thumbnail images on upload tools

一个简单的Servlet聊天程序-a simple Servlet chat program

java 实现把输入字符串通过一定算法后生成另一组字符串.-java realize the input string after the adoption of a certain algorithm to generate another set of strings.

socket聊天程序 简单实用实现多种功能，包含使用说明-socket chatting procedures simple and practical realization of a variety of functions, including use

JAVA程序的PPT教程-JAVA procedures PPT Guide

包括6个JAVA图形编程的实例,分别是圆形按钮的制作,捕捉桌面,缩放图片,能画线、圆和矩形等多种图形的图形编辑系统，利用JAVA 3D实现3D编程，还有一个非常好的时钟程序-Including the six examples of graphical programming JAVA, namely the production of radio button, capture desktop, zoom images, to draw lines, circular and rectangular graphics and other graphics editing systems, using JAVA 3D achieve the 3D programming, as well as a very good clock procedures

java 邮件收发的源码。包括中文文件名的附件发送接收的处理。编码格式的转换。-java send main demo

用JAVA 写的一个类记事本的程序，具备简单的文字编辑能力。-with JAVA written in the notebook category of a procedure, a simple text editing capabilities.

java做的音乐播放器-do music player

core java verion 8 source code