<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[singlesoar的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/singlesoar</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; singlesoar]]></copyright><item><title><![CDATA[JDK特性]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810961</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810961</guid><author>singlesoar</author><pubDate>Sat, 23 Jul 2016 07:47:47 +0800</pubDate><description><![CDATA[int n1 = 100;
Integer n2 = new Integer(100);
使用新添加到JDK5的特性自动装箱以后，第二个声明可以简化成：

Integer n2 = 100;
但是，底层的语义并没有发生改变。自动装箱简化了包装类的使用，减少了程序员的编码量，但是对运行时并没有任何的改变。...]]></description><category></category></item><item><title><![CDATA[Java中的反射机制]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810960</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810960</guid><author>singlesoar</author><pubDate>Sat, 23 Jul 2016 07:47:26 +0800</pubDate><description><![CDATA[Java中的反射机制作用很大的，很多框架底层都会用到反射]]></description><category></category></item><item><title><![CDATA[Java中的IO流]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810959</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810959</guid><author>singlesoar</author><pubDate>Sat, 23 Jul 2016 07:47:13 +0800</pubDate><description><![CDATA[IO


]]></description><category></category></item><item><title><![CDATA[Java中的泛型-枚举-注解]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810958</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810958</guid><author>singlesoar</author><pubDate>Sat, 23 Jul 2016 07:47:02 +0800</pubDate><description><![CDATA[泛型

枚举

注解]]></description><category></category></item><item><title><![CDATA[Java中的设计模式]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810957</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810957</guid><author>singlesoar</author><pubDate>Sat, 23 Jul 2016 07:45:10 +0800</pubDate><description><![CDATA[Java中的23中设计模式
]]></description><category></category></item><item><title><![CDATA[Java中的循环]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810848</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810848</guid><author>singlesoar</author><pubDate>Fri, 22 Jul 2016 09:56:48 +0800</pubDate><description><![CDATA[if

if else

while

do  while

switch

for

foreach

循环中的关键字：break；continue]]></description><category></category></item><item><title><![CDATA[Java中的数组和集合]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810847</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810847</guid><author>singlesoar</author><pubDate>Fri, 22 Jul 2016 09:56:04 +0800</pubDate><description><![CDATA[数组的声明、赋值、使用的几种方法

collection  Map]]></description><category></category></item><item><title><![CDATA[Java常用的类]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810844</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810844</guid><author>singlesoar</author><pubDate>Fri, 22 Jul 2016 09:54:47 +0800</pubDate><description><![CDATA[[color=red]Java JDK 中，包下面一般有：Interfaces Classes Enums Exceptions Errors 和 Annotation Types[/color]

lang.System

lang.String

lang.Math

还有lang包下的基本数据类型的类类型
...]]></description><category></category></item><item><title><![CDATA[Java中的报错和异常处理]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810843</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810843</guid><author>singlesoar</author><pubDate>Fri, 22 Jul 2016 09:54:14 +0800</pubDate><description><![CDATA[Java中对异常处理是很常见的，能快速找出处理异常，时程序员必须掌握的只是

常见的异常]]></description><category></category></item><item><title><![CDATA[Java中的运算符]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810842</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810842</guid><author>singlesoar</author><pubDate>Fri, 22 Jul 2016 09:54:04 +0800</pubDate><description><![CDATA[+
-
*
/
=

==
++
--

&gt;&gt;&gt;]]></description><category></category></item><item><title><![CDATA[Java命名规则-关键字-注释]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810717</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810717</guid><author>singlesoar</author><pubDate>Thu, 21 Jul 2016 07:37:35 +0800</pubDate><description><![CDATA[Java命名规则

Java中的关键字

Java中的注释

]]></description><category></category></item><item><title><![CDATA[Java中的排序]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810716</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810716</guid><author>singlesoar</author><pubDate>Thu, 21 Jul 2016 07:35:10 +0800</pubDate><description><![CDATA[冒泡排序
]]></description><category></category></item><item><title><![CDATA[Java中的网络编程]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810715</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810715</guid><author>singlesoar</author><pubDate>Thu, 21 Jul 2016 07:32:56 +0800</pubDate><description><![CDATA[获取网站地址，物理地址]]></description><category></category></item><item><title><![CDATA[Java OOP解析]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810714</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810714</guid><author>singlesoar</author><pubDate>Thu, 21 Jul 2016 07:32:35 +0800</pubDate><description><![CDATA[构造器

封装

继承

多态

接口

抽象类

重载

重写]]></description><category></category></item><item><title><![CDATA[Java项目结构解析]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810713</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810713</guid><author>singlesoar</author><pubDate>Thu, 21 Jul 2016 07:32:20 +0800</pubDate><description><![CDATA[项目

包

类

方法

属性

-------------
类的成员

参数]]></description><category></category></item><item><title><![CDATA[Java循环详解]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810677</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810677</guid><author>singlesoar</author><pubDate>Wed, 20 Jul 2016 17:29:17 +0800</pubDate><description><![CDATA[循环的分类]]></description><category></category></item><item><title><![CDATA[String类解析]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810676</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810676</guid><author>singlesoar</author><pubDate>Wed, 20 Jul 2016 17:27:24 +0800</pubDate><description><![CDATA[1，String 类与基本数据类型之间的转换
  在上一篇 《Java数据类型转换》 中讲解过了

2，String 类常用的方法
  常用的是对字符串的操作，如：查找，截取，长度

3，StringBuffer类

4,字符串之间的比较...]]></description><category></category></item><item><title><![CDATA[Java数据类型转换]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810672</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810672</guid><author>singlesoar</author><pubDate>Wed, 20 Jul 2016 17:12:21 +0800</pubDate><description><![CDATA[数据类型
基本类型有以下四种：
int长度数据类型有：byte(8bits)、short(16bits)、int(32bits)、long(64bits)、
float长度数据类型有：单精度（32bits float）、双精度（64bits double）
boolean类型变量的取值有：ture、false
char数据类型有：unicode字符,16位

对应的类类型：Integ...]]></description><category></category></item><item><title><![CDATA[DOS命令窗口下运行简单的java程序]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810670</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810670</guid><author>singlesoar</author><pubDate>Wed, 20 Jul 2016 17:08:43 +0800</pubDate><description><![CDATA[在DOS命令窗口下运行简单的java程序涉及到的几个问题
1，java运行环境，环境变量的配置
在计算机上安装完成Java的JRE和JDK后
找到环境变量栏
添加 JAVA_HOME 值为 D:\Program Files\Java\jdk1.8.0_91 （JDK安装位置）
    CLASSPATH 值为 %JAVA_HOME%\lib；%JAVA_HOME%\lib\tools.j...]]></description><category></category></item><item><title><![CDATA[Java基本数据类型]]></title><link>https://blog.youkuaiyun.com/singlesoar/article/details/84810664</link><guid>https://blog.youkuaiyun.com/singlesoar/article/details/84810664</guid><author>singlesoar</author><pubDate>Wed, 20 Jul 2016 16:44:16 +0800</pubDate><description><![CDATA[在JAVA中一共有八种基本数据类型，他们分别是 
byte、short、int、long、float、double、char、boolean 

[color=red]Java基本类型的取值范围[/color]

[color=blue]整型 [/color] 
其中byte、short、int、long都是表示整数的，只不过他们的取值范围不一样 
byte的取值范围为-128~12...]]></description><category></category></item></channel></rss>