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java 弹出框 例子，可以直接引用使用(web frame source,easy to study and easy to use in your project)

可二次开发的mySQL+jsp网上购物系统

A java application - processing which can be downloaded free from processing.org Here it uses a free library - OpenCV - made by intel. .. to convert all the pixels in an image - in fact in a movie - a capture from the webcam. If the color of a pixel is "higher" comparing to a threshold it turns black - otherwise it becomes white.(A java application- processing which can be downloaded free from processing.org Here it uses a free library- OpenCV- made by intel. .. to convert all the pixels in an image- in fact in a movie- a capture from the webcam. If the color of a pixel is "higher" comparing to a threshold it turns black- otherwise it becomes white.)

利用Java实现登录功能，开发环境使用的是myeclipse(To implement the login functionality using Java, development environment using myeclipse)

编写一个复数类，可以进行复数加法和减法运算。编写一个包含main方法的类（应用程序）测试该复数类。要求该复数类至少包含一个无参的构造方法和一个带参的构造方法；数据成员包括复数的实部和虚部，为double类型；包括两个方法，分别实现复数的加法和减法运算。(Write a complex class, which can add and subtract complex numbers. Write a class (application) containing the main method to test the complex class. The complex class is required to include at least one parametric construction method and one parametric construction method; the data members include the real and imaginary parts of the complex, which are of double type; and two methods are included to realize the addition and subtraction operations of the complex respectively.)

Java编码规范，chm格式，方便阅读，适合初学Java的人使用(Java coding standards, the chm format, easy to read, suitable for the beginner of Java)

简单的登录界面，可改变背景颜色，输入正确的用户名和密码才可登陆成功(Simple login screen, you can change the background color, enter the correct user name and password before landing successfully)

《java 核心技术》卷二第4章源代码，绝对书中的源码(" Java core technology, Volume II Chapter 4 source code, the absolute source book)

check Verify Exception Source Code for Andriod.

java线程实验,一个线程产生数，二个线程使用数(the text of thread in java qqqqqqqqqqqqqqqqqqqqqqqaaaaaaaaaaaaa)