随笔分类 -  java基础知识

摘要：package com.jareny.java.anno; import java.lang.annotation.ElementType; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPol 阅读全文

摘要：package com.it; public class TimeoutException extends RuntimeException { /** * 序列化号 */ private static final long serialVersionUID = -80788536553886926 阅读全文

摘要：package com.it; public class TimeoutThread extends Thread{ /** * 计时器超时时间 */ private long timeout; /** * 计时是否被取消 */ private boolean isCanceled = false; 阅读全文

摘要：package day15; public class StringAndNumber { public static void main(String[] args) { System.out.println(" int变String "); //int变String int number=123 阅读全文