<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[L_2022_Java的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/L_2022_Java</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; L_2022_Java]]></copyright><item><title><![CDATA[进制之间的转换]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/132017724</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/132017724</guid><author>L_2022_Java</author><pubDate>Mon, 31 Jul 2023 23:04:33 +0800</pubDate><description><![CDATA[对于整数，有四种表示方式：二进制：0、1，满2进1，以0b或0B开头。十进制：0-9，满10进1。八进制：0-7，满8进1，以数字0开头表示。十六进制：0-9及A(10)-F(15),满16进1，以0x或0X开头表示。此处的A-F不区分大小写。规则：从最低位（右边）开始，将每个位上的数提取出来，乘以2的（位数-1）次方，然后求和。案例：请将0b1011转成十进制的数。0b1011 = 1 * 2的（1-1）次方+1 * 2的（2-1）次方+0 * 2的（3-1）次方+]]></description><category></category></item><item><title><![CDATA[例题：学生管理系统]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127461840</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127461840</guid><author>L_2022_Java</author><pubDate>Sun, 23 Oct 2022 10:00:00 +0800</pubDate><description><![CDATA[示例题目：增删改查]]></description><category></category></item><item><title><![CDATA[集合基础/Arraylist]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127435419</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127435419</guid><author>L_2022_Java</author><pubDate>Sat, 22 Oct 2022 14:36:21 +0800</pubDate><description><![CDATA[Arraylist构造方法和添加使用]]></description><category></category></item><item><title><![CDATA[String和StringBuilder]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127409814</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127409814</guid><author>L_2022_Java</author><pubDate>Thu, 20 Oct 2022 20:13:08 +0800</pubDate><description><![CDATA[概述 与 使用]]></description><category></category></item><item><title><![CDATA[【实用的微缩版 初级开发面试题】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127303177</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127303177</guid><author>L_2022_Java</author><pubDate>Wed, 19 Oct 2022 10:18:39 +0800</pubDate><description><![CDATA[金桂飘香，愿好运加持~]]></description><category></category></item><item><title><![CDATA[【类、对象、封装、构造方法概述】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127253762</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127253762</guid><author>L_2022_Java</author><pubDate>Thu, 13 Oct 2022 14:30:34 +0800</pubDate><description><![CDATA[类是java程序的基本组成单位，类中的属性是通过“成员变量”体现，类中的行为是通过“成员方法”体现]]></description><category></category></item><item><title><![CDATA[【初级开发面试题】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127290941</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127290941</guid><author>L_2022_Java</author><pubDate>Wed, 12 Oct 2022 21:15:18 +0800</pubDate><description><![CDATA[初级java面试题]]></description><category></category></item><item><title><![CDATA[【写一个接口的步骤】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127186638</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127186638</guid><author>L_2022_Java</author><pubDate>Thu, 06 Oct 2022 19:41:38 +0800</pubDate><description><![CDATA[第八步：创建实体类和数据库表字段映射。第五步：写service层接口。第七步：写Mapper接口。第六步：实现类写业务方法。第二步：修改配置文件。]]></description><category></category></item><item><title><![CDATA[【项目包命名规范】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127181313</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127181313</guid><author>L_2022_Java</author><pubDate>Thu, 06 Oct 2022 13:04:45 +0800</pubDate><description><![CDATA[PO：持久对象，和数据库作映射的对象，与数据库中的表相映射的 java 对象。最简单的 PO 就是对应数据库中某个表中的一条记录，多个记录可以用 PO 的集合。@RestController：带json返回的控制层注解，效果等同于@Controller+@Responsebody。controller:控制层，专门写接口用的，业务实现不要写在controller层，写在service层下的impl。Entity：实体属性类，一般的实体类对应一个数据表，其中的属性对应数据表中的字段。VO：给页面展示的对象。]]></description><category></category></item><item><title><![CDATA[【方法概述】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127141710</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127141710</guid><author>L_2022_Java</author><pubDate>Tue, 04 Oct 2022 13:16:05 +0800</pubDate><description><![CDATA[方法运用]]></description><category></category></item><item><title><![CDATA[【什么是数组】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127096945</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127096945</guid><author>L_2022_Java</author><pubDate>Wed, 28 Sep 2022 23:10:50 +0800</pubDate><description><![CDATA[数组]]></description><category></category></item><item><title><![CDATA[循环嵌套概述]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127094574</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127094574</guid><author>L_2022_Java</author><pubDate>Wed, 28 Sep 2022 19:03:29 +0800</pubDate><description><![CDATA[循环语句中包含循环语句称为循环嵌套]]></description><category></category></item><item><title><![CDATA[【While循环语句】]]></title><link>https://blog.youkuaiyun.com/L_2022_Java/article/details/127080241</link><guid>https://blog.youkuaiyun.com/L_2022_Java/article/details/127080241</guid><author>L_2022_Java</author><pubDate>Tue, 27 Sep 2022 22:47:54 +0800</pubDate><description><![CDATA[While循环语句]]></description><category></category></item></channel></rss>