<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Prince20080503的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Prince20080503</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Prince20080503]]></copyright><item><title><![CDATA[vue3 props路由]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141630724</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141630724</guid><author>Prince20080503</author><pubDate>Wed, 28 Aug 2024 09:53:19 +0800</pubDate><description><![CDATA[【代码】vue3 props路由。]]></description><category></category></item><item><title><![CDATA[vue3 嵌套路由 params传值]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141613231</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141613231</guid><author>Prince20080503</author><pubDate>Tue, 27 Aug 2024 21:44:52 +0800</pubDate><description><![CDATA[【代码】vue3 嵌套路由 params传值。]]></description><category></category></item><item><title><![CDATA[vue3 路由（嵌套路由+query传值）]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141502366</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141502366</guid><author>Prince20080503</author><pubDate>Sat, 24 Aug 2024 17:35:56 +0800</pubDate><description><![CDATA[【代码】vue3 路由（嵌套路由+query传值）]]></description><category></category></item><item><title><![CDATA[vue3 hooks]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141389509</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141389509</guid><author>Prince20080503</author><pubDate>Wed, 21 Aug 2024 13:33:23 +0800</pubDate><description><![CDATA[【代码】vue3 hooks。]]></description><category></category></item><item><title><![CDATA[vue3 prop组件传值]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141368378</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141368378</guid><author>Prince20080503</author><pubDate>Tue, 20 Aug 2024 20:56:43 +0800</pubDate><description><![CDATA[Person a="哈哈" :b=b :list="personList">// 写法二（推荐）：接收a,b,list多个参数 + 限制类型 + 限制必要性 + 指定默认值。//  接收list + 限制类型 + 限制必要性 + 指定默认值。// 写法一：接收多个参数+限制类型+指定默认值。// 接收list + 限制类型。Person.vue（子组件）Person.vue（子组件）App.vue（父组件）// setup 语法糖。App.vue（父组件）// 只接收list。]]></description><category></category></item><item><title><![CDATA[在Windows系统上配置和启动Apache RocketMQ 5.3版本]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141325019</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141325019</guid><author>Prince20080503</author><pubDate>Mon, 19 Aug 2024 14:39:29 +0800</pubDate><description><![CDATA[如果启动Broker时出现错误，如“无法找到主类的xxx”，需要编辑。- 给 **%CLASSPATH%** 加上 英文换引号。，这样可以直接在任何命令行窗口中运行RocketMQ的脚本。设置后，需要重新执行Broker的启动命令。，这是RocketMQ的安装目录。文件中，找到如下内容。]]></description><category></category></item><item><title><![CDATA[vite构建vue3项目]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/141168994</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/141168994</guid><author>Prince20080503</author><pubDate>Tue, 13 Aug 2024 17:14:39 +0800</pubDate><description><![CDATA[创建vite项目。]]></description><category></category></item><item><title><![CDATA[Java8 steam list object 取差值、交集]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/139487197</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/139487197</guid><author>Prince20080503</author><pubDate>Thu, 06 Jun 2024 09:10:42 +0800</pubDate><description><![CDATA[System.out.println("取差值");System.out.println("取交集");// newList 取差值。// newList 取交集。]]></description><category></category></item><item><title><![CDATA[JDK安装]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/137041909</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/137041909</guid><author>Prince20080503</author><pubDate>Tue, 26 Mar 2024 11:52:33 +0800</pubDate><description><![CDATA[# JDK环境变量添加到/etc/profile文末。# 修改系统环境变量。]]></description><category></category></item><item><title><![CDATA[安装nmon]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/136718510</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/136718510</guid><author>Prince20080503</author><pubDate>Thu, 14 Mar 2024 18:27:41 +0800</pubDate><description><![CDATA[安装nmon]]></description><category></category></item><item><title><![CDATA[springboot入门]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/121752820</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/121752820</guid><author>Prince20080503</author><pubDate>Mon, 11 Mar 2024 19:05:13 +0800</pubDate><description><![CDATA[01、SpringBoot入门

1、Spring boot HelloWord

需求：浏览器发送/hello请求。响应Hello World！

环境要求：


Maven:3.5+  (3.5.4)
jdk:1.8+  (1.8.0_201)
idea:2019  (2019)
springboot:2.3.12.RELEASE(2.3.12.RELEASE)



1.1、创建maven工程



1.2、引入依赖


  &lt;parent&gt;
    &lt;groupId...]]></description><category></category></item><item><title><![CDATA[prometheus metrics 计算公式]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/136631130</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/136631130</guid><author>Prince20080503</author><pubDate>Mon, 11 Mar 2024 18:03:06 +0800</pubDate><description><![CDATA[节点网卡(eth0)接收数据流量速率(KBps)节点网络(eth0)发送数据流量速率(KBps)节点磁盘(vda)读取字节速率(KBps)节点磁盘(vda)写入字节速率(KBps)节点磁盘(vda)读取速率(I/Ops)节点磁盘(vda)写入速率(I/Ops)Pod 磁盘读取字节速率(I/Ops)Pod 磁盘写入字节速率(I/Ops)Pod 磁盘读取频率(I/Ops)Pod 磁盘写入频率(I/Ops)Pod CPU使用率(%)Pod 内存使用量(%)节点CPU使用率(%)节点内存使用量(%)]]></description><category></category></item><item><title><![CDATA[centos7下安装开源nginx]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/132539798</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/132539798</guid><author>Prince20080503</author><pubDate>Mon, 28 Aug 2023 15:20:25 +0800</pubDate><description><![CDATA[root nginx-1.25.2] make               ## 根据Makefile编译。[root nginx-1.25.2] make install       ## 编译后执行安装。## 安装nginx到/usr/local/nginx下。### 停止原来启动的nginx。### 开启启动nginx服务。## 安装nginx系统服务。### 启动nginx服务。### 安装pcre依赖。### 安装zlib依赖。## 安装nginx。## 启动nginx。]]></description><category></category></item><item><title><![CDATA[git如何取消merge]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/127415948</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/127415948</guid><author>Prince20080503</author><pubDate>Wed, 19 Oct 2022 21:10:50 +0800</pubDate><description><![CDATA[git如何取消merge]]></description><category></category></item><item><title><![CDATA[windows 查看占用端口号，杀进程]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/126712179</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/126712179</guid><author>Prince20080503</author><pubDate>Mon, 05 Sep 2022 19:48:41 +0800</pubDate><description><![CDATA[windows 查看占用端口号，杀进程]]></description><category></category></item><item><title><![CDATA[POI导出]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/124469938</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/124469938</guid><author>Prince20080503</author><pubDate>Thu, 28 Apr 2022 11:27:48 +0800</pubDate><description><![CDATA[package com.aistarfish.damo.web.lion.rest.utils;

import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.E]]></description><category></category></item><item><title><![CDATA[Servlet中cookies例子]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/122126299</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/122126299</guid><author>Prince20080503</author><pubDate>Fri, 24 Dec 2021 13:43:53 +0800</pubDate><description><![CDATA[Servlet中cookies例子

index.html


&lt;!DOCTYPE html&gt;
&lt;html lang="en"&gt;
&lt;head&gt;
  &lt;meta charset="UTF-8"&gt;
  &lt;title&gt;办卡页面&lt;/title&gt;
  &lt;script type="application/javascript"&gt;
​
    function addParamaters() {
      ...]]></description><category></category></item><item><title><![CDATA[java可变参数练习笔记]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/121636879</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/121636879</guid><author>Prince20080503</author><pubDate>Tue, 30 Nov 2021 16:45:54 +0800</pubDate><description><![CDATA[/**
* 测试可变参数
*/
public class VarParameter01{
 
 public static void main(String[] args) {

    T t1 = new T();
    t1.showScore("张三",80.1,87,90);
    t1.showScore("张三",80,87.5,90,100);
  t1.showScore("张三",80,87,90,100,120.2);

 ...]]></description><category></category></item><item><title><![CDATA[java笔记-方法机制测试]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/121630988</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/121630988</guid><author>Prince20080503</author><pubDate>Tue, 30 Nov 2021 13:51:49 +0800</pubDate><description><![CDATA[/**
* 测试基本类型值传递
* 基本类型值传递不会影响调用方的值
*/
public class TestParamter01{
 
 public static void main(String[] args) {

  int a = 10;
  int b = 20;
    AA obj = new AA();
  obj.swap(a,b);
  System.out.println("===main方法=== a = " +...]]></description><category></category></item><item><title><![CDATA[记录一个浮点型精度陷阱]]></title><link>https://blog.youkuaiyun.com/Prince20080503/article/details/121608487</link><guid>https://blog.youkuaiyun.com/Prince20080503/article/details/121608487</guid><author>Prince20080503</author><pubDate>Mon, 29 Nov 2021 14:08:08 +0800</pubDate><description><![CDATA[/**
* 浮点型测试精度
* 科学计数法说明：5.12e2(5.12*10的2次方)，5.12E-2（5.12/10的2次方）
* Math.abs(x) 代表x的绝对值，x可以是整形和浮点型
*/
public class Test01{

 public static void main(String[] args) {
  double a = 2.7;
  double b = 8.1 / 3;
  System.out.println("a = ...]]></description><category></category></item></channel></rss>