<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[pythontxt的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/pythontxt</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; pythontxt]]></copyright><item><title><![CDATA[数据库操作与JDBC]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138762042</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138762042</guid><author>pythontxt</author><pubDate>Sun, 12 May 2024 22:43:17 +0800</pubDate><description><![CDATA[JDBC和数据库连接]]></description><category></category></item><item><title><![CDATA[零基础学MySQL]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138728748</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138728748</guid><author>pythontxt</author><pubDate>Sun, 12 May 2024 18:01:55 +0800</pubDate><description><![CDATA[零基础学MySQL]]></description><category></category></item><item><title><![CDATA[Java的时间类]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138728100</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138728100</guid><author>pythontxt</author><pubDate>Sat, 11 May 2024 20:10:11 +0800</pubDate><description><![CDATA[Java的时间类]]></description><category></category></item><item><title><![CDATA[网络编程基础]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138682267</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138682267</guid><author>pythontxt</author><pubDate>Fri, 10 May 2024 22:11:59 +0800</pubDate><description><![CDATA[网络编程基础]]></description><category></category></item><item><title><![CDATA[Java多线程与并发编程]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138633285</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138633285</guid><author>pythontxt</author><pubDate>Fri, 10 May 2024 21:16:05 +0800</pubDate><description><![CDATA[Java多线程与并发编程]]></description><category></category></item><item><title><![CDATA[Java文件与IO操作]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138587062</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138587062</guid><author>pythontxt</author><pubDate>Thu, 09 May 2024 21:44:00 +0800</pubDate><description><![CDATA[Java文件与IO操作]]></description><category></category></item><item><title><![CDATA[Java常用类]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138544845</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138544845</guid><author>pythontxt</author><pubDate>Wed, 08 May 2024 21:29:52 +0800</pubDate><description><![CDATA[Java常用类]]></description><category></category></item><item><title><![CDATA[Java泛型]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138510885</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138510885</guid><author>pythontxt</author><pubDate>Tue, 07 May 2024 20:36:05 +0800</pubDate><description><![CDATA[Java泛型]]></description><category></category></item><item><title><![CDATA[枚举和注解]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138509507</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138509507</guid><author>pythontxt</author><pubDate>Mon, 06 May 2024 22:33:22 +0800</pubDate><description><![CDATA[1. 不需要提供setXxx方法,因为枚举对象值通常为只读.2. 对枚举对象/属性使用 final + static共同修饰,实现底层优化.3. 枚举对象名通常使用全部大写,常量的命名规范.4. 枚举对象根据需要,也可以有多个属性/*** @author*/} }//演示字定义枚举实现class Season {//类//描述//定义了四个对象, 固定.public static final Season SPRING = new Season("春天", "温暖")]]></description><category></category></item><item><title><![CDATA[Java异常处理]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138475976</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138475976</guid><author>pythontxt</author><pubDate>Mon, 06 May 2024 21:44:14 +0800</pubDate><description><![CDATA[1. 异常分为两大类，运行时异常和编译时异常·2. 运行时异常，编译器检查不出来。一般是指编程时的逻辑错误，是程序员应该避免其出现的异常。java.lang.RuntimeException类及它的子类都是运行时异常3. 对于运行时异常，可以不作处理，因为这类异常很普遍,若全处理可能会对程序的可读性和运行效率产生影响4. 编译时异常,是编译器要求必须处置的异常。]]></description><category></category></item><item><title><![CDATA[Java基础编程(高级部分)]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138450907</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138450907</guid><author>pythontxt</author><pubDate>Sun, 05 May 2024 22:31:28 +0800</pubDate><description><![CDATA[类变量也叫静态变量/静态属性，是该类的所有对象共享的变量,任何一个该类的对象去访问它时,取到的都是相同的值同样任何一个该类的对象去修改它时,修改的也是同一个变量。类名.类变量名或者 对象名.类变量名【静态变量的访问修饰符的访问权限和范围和普通属性是一样的。推荐使用: 类名.类变量名;//类名.类变量名//说明：类变量是随着类的加载而创建，所以即使没有创建对象实例也可以访问//通过对象名.类变量名} }class A{//类变量//类变量的访问，必须遵守相关的访问权限.]]></description><category></category></item><item><title><![CDATA[Java基础编程(初级部分)]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138327296</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138327296</guid><author>pythontxt</author><pubDate>Sat, 04 May 2024 21:20:15 +0800</pubDate><description><![CDATA[java类与对象]]></description><category></category></item><item><title><![CDATA[Java基础编程(三大特征)]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138324506</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138324506</guid><author>pythontxt</author><pubDate>Mon, 29 Apr 2024 22:01:09 +0800</pubDate><description><![CDATA[封装、继承、多态]]></description><category></category></item><item><title><![CDATA[包 与 访问修饰符]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138324047</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138324047</guid><author>pythontxt</author><pubDate>Mon, 29 Apr 2024 20:24:41 +0800</pubDate><description><![CDATA[包与访问修饰符]]></description><category></category></item><item><title><![CDATA[Java集合]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138278755</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138278755</guid><author>pythontxt</author><pubDate>Sun, 28 Apr 2024 16:24:49 +0800</pubDate><description><![CDATA[Java集合]]></description><category></category></item><item><title><![CDATA[数组 排序]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138276105</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138276105</guid><author>pythontxt</author><pubDate>Sun, 28 Apr 2024 14:42:54 +0800</pubDate><description><![CDATA[数组6]]></description><category></category></item><item><title><![CDATA[Java控制结构]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138231756</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138231756</guid><author>pythontxt</author><pubDate>Sun, 28 Apr 2024 13:54:37 +0800</pubDate><description><![CDATA[Java控制结构]]></description><category></category></item><item><title><![CDATA[运算符与表达式]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138230321</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138230321</guid><author>pythontxt</author><pubDate>Fri, 26 Apr 2024 21:59:18 +0800</pubDate><description><![CDATA[运算符与表达式3]]></description><category></category></item><item><title><![CDATA[Java变量与数据类型]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138229013</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138229013</guid><author>pythontxt</author><pubDate>Fri, 26 Apr 2024 20:57:30 +0800</pubDate><description><![CDATA[java变量与数据类型2]]></description><category></category></item><item><title><![CDATA[Lambda表达式与函数式接口]]></title><link>https://blog.youkuaiyun.com/pythontxt/article/details/138198983</link><guid>https://blog.youkuaiyun.com/pythontxt/article/details/138198983</guid><author>pythontxt</author><pubDate>Thu, 25 Apr 2024 21:32:44 +0800</pubDate><description><![CDATA[Lambda表达式]]></description><category></category></item></channel></rss>