java applet图表生成插件，动态生成复杂的柱状图，饼状图等

一个Java的典型实例-a typical example of Java

用Java实现的网络画图程序-using Java network drawing program

用于java3d的初级测试。由于本人是java3d新手。所以没有注示每段代码的具体用途。-The primary test for java3d. Because I am a novice java3d. Note that there is no specific use for each code.

java的view-java s view

一个Java时钟程序，显示一个图形化时钟和一个数字化时钟。利用线程绘制动态图形，每隔一秒，重新画一遍时针。-a Java clock procedures, showing a graphical clock and a digital clock. The use of dynamic graphics rendering thread, every second, re-painting again hand of a clock.

计算器的java设计实现的另一种代码实现(Java calculator designed to achieve another code)

a Java program that reads in the following values from the standard input device (i.e. Keyboard) and writes its result on the standard output device (i.e. Console/Monitor): Inputs: A: the loan amount in dollars and cents (e.g. 150000.00). r: the net annual interest rate, expressed as an integer (e.g. 10 which means 10％) Y: the number of whole remaining years (for repayment) M: the number of remaining months Output: The program should calculate and output the amount of monthly repayments in dollars and cents as single value (e.g. $840.55)-a Java program that reads in the following values from the standard input device (ieKeyboard) and writes its result on the standard output device (ie Console/Monitor): Inputs: A: the loan amount in dollars and cents (eg 150000.00). r : the net annual interest rate, expressed as an integer (eg 10 which means 10) Y: the number of whole remaining years (for repayment) M: the number of remaining monthsOutput: The program should calculate

说明：  用贪心算法编写的有关活动安排问题的java程序(greedy algorithm used to prepare the arrangements for the activities of java programs)

java写的螺旋矩阵 可以自己设定坐标和值 螺旋矩阵算法编程，沿各个矩形边框依次给矩阵的每一个元素赋值，在计算机内存中构造一个完整的螺旋矩阵，然后输出-java write spiral matrix can be set for the coordinates and the value of spiral matrix algorithm for programming, along the border of each rectangle in turn to the matrix of each element of assignment in the computer memory to construct a complete spiral matrix, and then output. . .

JTree，树结构-JTree tree structure