一、事件监听 public class TestListener {public static void main(String[] args) {Frame frame new Frame();Button button new Button("buttom");ActionListener actionListener new MyActionListener();button.addActionListener(actionListener);frame.add(…
java.sql.SQLException: The server time zone value �й���ʱ�� is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimez…
其实, 很简单,所有的控件都使用setBounds即可。
super("֪知识补全");this.setBounds(70,70,1300,650);this.setLayout(null);//定义按钮jb new JButton("选择三元组");jb.setBounds(1155,235,105,40);this.add(jb);jb1 new JBut…
1、首先配置SQLServer,打开SQL Server 配置管理器->SQL Server网络配置->MSSQLSERVER的协议,查看TCP/IP是否启用(需设置为已启用),双击TCP/IP后将IP1设置为127.0.0.1,TCP端口设置为1433,I…