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Decides whether a given source should be queried for a given query, taking into account the source s query threshold and query after zero results flag.

Xlet will be visible on-screen, so we extend org.havi.ui.HComponent(NOT java.awt.Component). it also implements java.awt.KeyListener to receive keypresses an RCU

用于qq界面的登录实现功能，模拟性能好，超越一般的登录系统(Qq interface implementation for the login function, simulation performance, beyond the usual sign-on system )

说明：  java版本 内网穿透，可以用于微信开发，vpn搭建(Java version of Intranet penetration, can be used for Wechat development, VPN building)

说明：  设计一个交通信号灯类： （1）变量：位置、颜色（红、黄、绿）、显示时间（秒）。 （2）方法：切换信号灯。 创建并启动两个线程（东西向、南北向）同时运行。 3．实验要求 （1）设计线程。 （2）设计路口信号灯示意图界面。 （3）进一步将每个方向的信号灯分成3种车道灯：左转、直行和右转。 （4）根据车流量进行时间的模糊控制。(Design a traffic light class: (1) variables: location, color (red, yellow, green), display time (seconds). (2) Method: switch the signal lamp. Create and start two threads (east-west, north-south) running at the same time. 3. Experiment requirements (1) design thread. (2) Design schematic interface of intersection signal light. (3) Further, the signal lights in each direction are divided into three kinds of lane lights: left turn, straight ahead and right turn. (4) Fuzzy control of time according to traffic flow.)

小型超市管理系统基于那个java开发程序设计的应用(Small supermarket management system based on the java application development process design)

是一些Java的谜题，很有意思，如果能够好好思考的话，Java水平会有很大的提高(Some of Java puzzles, very interesting, if we can think carefully about it, Java will be greatly improved level of)

Access midi and sf2 through java

GPS on Mobile with Java

编写一个Ellipsoid类，用于椭球体的表示，其中定义三个私有变量表示一个椭球体的长半轴a短半轴b和扁率apha(Write a Ellipsoid class, used to represent the ellipsoid, which defined three private variables represents an ellipsoid semimajor axis semiminor axis B and a of APHA)