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2.设计一个9x9的棋盘窗口，用黑白相间颜色填充棋盘。棋盘大小为600x600，标题为“棋盘”，窗口大小不可改变。程序文件命名为Exe8_2.java。(2. Design a 9x9 board window, filling the board with black and white colors. Board size is 600x600, titled chessboard , the window size can not be changed. Program file named Exe8_2.java.)

这是一本介绍java虚拟机的经典书籍，本书可供java入门者或是有一定java基础的人阅读。(This is a classic book about Java virtual machines.)

这是一个可以用的图片，很漂亮，不用切图，使用使用(abcdefgkdgklgndngljnlngsgsdgsdgsd)

java applet 网络通讯小程序，最简单的聊天程序(java applet small network communications procedures, the most simple procedures Chat)

说明：  shiro基础资料，包含简单的基本内容，供大家学习使用(shiro learning data for boay)

自己写的二维条形码的读取和输出，即可以根据信息输出为二维码，也可以读出二维码的信息。是一个工程文件，用eclipse即可运行。(Write their own 2D bar code read and output according to the information output for the two-dimensional code can also read out the two-dimensional code information. Is a project file to run, with the eclipse.)

Test for DatagramChannel Source Code for Andriod.

java,HttpClient,auto login google

源代码转换的一个小小的实现,写得比较一般,但是功能齐全(Source code into a small implementation written in general, but fully functional)

说明：  阿里巴巴 Java 开发手册，本手册的愿景是码出高效、 码出质量。(Alibaba java development manual, the vision of this manual is to code efficiently and code quality.)