<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[编程还未]]></title><description><![CDATA[program highway，编程还未]]></description><link>https://blog.youkuaiyun.com/program_highway</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; program_highway]]></copyright><item><title><![CDATA[MySQ的索引Innodb]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/125337433</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/125337433</guid><author>program_highway</author><pubDate>Fri, 17 Jun 2022 17:25:25 +0800</pubDate><description><![CDATA[MySQL的索引 innodb]]></description><category></category></item><item><title><![CDATA[Java的对象和JVM的对象]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/125213473</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/125213473</guid><author>program_highway</author><pubDate>Fri, 10 Jun 2022 07:45:00 +0800</pubDate><description><![CDATA[Java的对象以及JVM如何实现Java对象。]]></description><category></category></item><item><title><![CDATA[Java对象在JVM中占用内存计算]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/125199926</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/125199926</guid><author>program_highway</author><pubDate>Thu, 09 Jun 2022 11:37:08 +0800</pubDate><description><![CDATA[Java对象在JVM中占用内存大小计算]]></description><category></category></item><item><title><![CDATA[工作学习效率提升之66个工具网站]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124620623</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124620623</guid><author>program_highway</author><pubDate>Sat, 07 May 2022 08:00:00 +0800</pubDate><description><![CDATA[工作和学习效率提升的66个工具和网站。都是自己常用的工具或网站。]]></description><category></category></item><item><title><![CDATA[设计模式-抽象工厂模式]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124620145</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124620145</guid><author>program_highway</author><pubDate>Fri, 06 May 2022 22:25:01 +0800</pubDate><description><![CDATA[设计模式之抽象工厂模式。抽象工厂模式是一个创建型的设计模式，是工厂模式的升级版。]]></description><category></category></item><item><title><![CDATA[设计模式-工厂模式]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124561033</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124561033</guid><author>program_highway</author><pubDate>Tue, 03 May 2022 20:42:11 +0800</pubDate><description><![CDATA[设计模式之工厂模式。工厂模式是一个创建型的设计模式，应用比较广泛。]]></description><category></category></item><item><title><![CDATA[MySQL数据类型之数值数据类型]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124541318</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124541318</guid><author>program_highway</author><pubDate>Mon, 02 May 2022 15:20:12 +0800</pubDate><description><![CDATA[MySQL数据类型之数值类型。介绍几种数值数据类型。]]></description><category></category></item><item><title><![CDATA[MySQL优化之explain执行计划结果解析]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124517659</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124517659</guid><author>program_highway</author><pubDate>Sat, 30 Apr 2022 20:03:34 +0800</pubDate><description><![CDATA[关于MySQL的explain执行计划的结果解析]]></description><category></category></item><item><title><![CDATA[设计模式-单例模式]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124485842</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124485842</guid><author>program_highway</author><pubDate>Thu, 28 Apr 2022 23:11:09 +0800</pubDate><description><![CDATA[设计模式之单例模式。单例模式可谓是最常见的设计模式之一。最常用在工具类。本文介绍六种单例。以及推荐理由。]]></description><category></category></item><item><title><![CDATA[Linux查看系统信息的命令]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124415940</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124415940</guid><author>program_highway</author><pubDate>Mon, 25 Apr 2022 22:19:34 +0800</pubDate><description><![CDATA[Linux,Centos系统内核版本、时间时区、CPU、硬盘、内存、端口等查看]]></description><category></category></item><item><title><![CDATA[Java String底层实现详解结合JVM]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124394920</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124394920</guid><author>program_highway</author><pubDate>Sun, 24 Apr 2022 23:58:21 +0800</pubDate><description><![CDATA[String，为何不可变？几个对象的问题详解。用源码、字节码、JVM指令和Java语言规范、JVM规范解读Sting的特性。]]></description><category></category></item><item><title><![CDATA[JDK监控和诊断工具——jstat]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124356558</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124356558</guid><author>program_highway</author><pubDate>Fri, 22 Apr 2022 22:35:30 +0800</pubDate><description><![CDATA[文章目录1.常规选项2.输出选项3.统计项和输出3.1.class3.11.gcutil4.例子
jstat命令来监视JVM统计信息。
1.常规选项
jstat generalOptions
-help显示帮助信息，-options显示静态选修列表
(base) PS C:\Users\mingsan&gt; jstat -options
-class				#显示有关类装入器行为的统计信息。
-compiler			#显示有关 Java 热点虚拟机实时编译器行为的统计信息。
-gc					#显示有关垃圾]]></description><category></category></item><item><title><![CDATA[JDK监控和诊断工具——jconsole]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124346851</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124346851</guid><author>program_highway</author><pubDate>Fri, 22 Apr 2022 15:27:23 +0800</pubDate><description><![CDATA[JDK监控工具——jconsole。jconsole工具对内存、线程的观察。两个小demo，增加内存和线程的波动，方便观察分析。]]></description><category></category></item><item><title><![CDATA[MySQL字符集Character和排序规则Collations的查看和修改]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124327973</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124327973</guid><author>program_highway</author><pubDate>Thu, 21 Apr 2022 18:03:14 +0800</pubDate><description><![CDATA[MySQL的字符集和排序规则的简介，查询和修改。细节到实例、库、表、字段的操作。]]></description><category></category></item><item><title><![CDATA[mybaits的XML中不能使用大于号＞和小于号＜]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124313853</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124313853</guid><author>program_highway</author><pubDate>Thu, 21 Apr 2022 09:43:50 +0800</pubDate><description><![CDATA[mybaits的xml文件，大于号>和小于号<的转义。以及XML规定的出处]]></description><category></category></item><item><title><![CDATA[Java极简入门教程——4.字符串、API使用、运算符和输入输出以及趣味小程序]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124302387</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124302387</guid><author>program_highway</author><pubDate>Wed, 20 Apr 2022 17:18:46 +0800</pubDate><description><![CDATA[Java极简入门教程，字符串使用，Java文档API是使用、运算符讲解、输入输出，以及一个综合应用的趣味小程序。]]></description><category></category></item><item><title><![CDATA[SpringCloud日志路径多出来一个XXX_IS_UNDEFINED]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124290757</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124290757</guid><author>program_highway</author><pubDate>Wed, 20 Apr 2022 10:13:02 +0800</pubDate><description><![CDATA[SpringCloud项目，日志路径出现一个多余的XXX_IS_UNDEFINED，病理及根除。]]></description><category></category></item><item><title><![CDATA[Java极简入门教程——3.基本数据类型和变量]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124285849</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124285849</guid><author>program_highway</author><pubDate>Tue, 19 Apr 2022 22:50:31 +0800</pubDate><description><![CDATA[Java极简入门教程。软件分层关系，该选前端还是后端？Java基础数据类型和变量。]]></description><category></category></item><item><title><![CDATA[JDK诊断工具——jinfo]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124283298</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124283298</guid><author>program_highway</author><pubDate>Tue, 19 Apr 2022 20:57:57 +0800</pubDate><description><![CDATA[JDK诊断工具之jinfo。jinfo主要作用是查看Java运行的扩展配置信息。]]></description><category></category></item><item><title><![CDATA[JDK诊断工具——jps]]></title><link>https://blog.youkuaiyun.com/program_highway/article/details/124260712</link><guid>https://blog.youkuaiyun.com/program_highway/article/details/124260712</guid><author>program_highway</author><pubDate>Mon, 18 Apr 2022 21:54:20 +0800</pubDate><description><![CDATA[JDK诊断工具之jps。jps的主要作用是列出当前用户能看到的Java进程]]></description><category></category></item></channel></rss>