java项目

连接池基本原理:连接池最基本的思想就是预先建立一些连接放置于内存对象中以备使用。对于多于链接池中链接数的并发请求，应在请求队列中排队等待。并且应用程序可以根据链接的使用率，动态增加或减少池中的链接数。达到链接的优化。 -The basic principles of connection pooling: connection pooling basic ideology is the pre-established links with objects placed in memory for use. For more than a few links to the pool of concurrent link request, the request should be in the queue waiting. And applications can be linked to utilization, dynamic increase or decrease in the number of links to the pool. To achieve the optimal link.

android应用程序，演示demo自启动实现 可直接运行....

package com.access.util; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import java.util.Locale; import java.util.ResourceBundle; public class DataToolForAccess { private static DataToolForAccess dto = null; private static Connection con = null; public Connection getOreca

说明：  控件类,主要显示菜单的编辑模式以及如何用java开发组件控件。(Control category, the main menu shows the edit mode and how to use java development control components.)

将蓝牙地址做成二维码，手机扫码直接蓝牙连接。(Make Bluetooth address into two-dimensional code, scan code and connect directly with Bluetooth.)

JAVA网上商城项目完整源码

一个酒店客房管理系统。 用JAVA数组实现的。很有意思-A hotel management system. Array realized using JAVA. Very interesting

android祖玛游戏源码 - Zuma game android source code(Zuma game android source code)

范例名称：内部类在事件处理中的使用 源文件名称：TestInner.java 要 点：内部类的性质和用法-Example Name: Inner class treatment in the event of use of the source file name: TestInner.java points: the nature of the internal type and usage

opcserver java服务端 用java实现简单的opc ua的例子，如果刚接触opc ua想了解一下原理的可以参考一下。