<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[JavaNotes的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/JavaNotes</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; JavaNotes]]></copyright><item><title><![CDATA[JAVA 获取文件字节大小转换成 kb、M、G 等单元 工具类]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83782479</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83782479</guid><author>JavaNotes</author><pubDate>Tue, 06 Nov 2018 10:29:39 +0800</pubDate><description><![CDATA[https://www.jianshu.com/p/4610944ee9be

public static String readableFileSize(long size) { if (size &amp;lt;= 0) return &quot;0&quot;; final String[] units = new String[]{&quot;B&quot;, &quot;KB&quot;, &quot;MB&quot;, &quot;GB&quot;, &quot;TB&quot;}; int d]]></description><category></category></item><item><title><![CDATA[layui富文本]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83507881</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83507881</guid><author>JavaNotes</author><pubDate>Mon, 29 Oct 2018 16:24:12 +0800</pubDate><description><![CDATA[https://liuyanzhao.com/6223.html

https://www.cnblogs.com/NCL--/p/7927669.html
     layedit.set({
         uploadImage: {
             url: '/common/upload/uploadTextareaImage', //接口url
             t...]]></description><category></category></item><item><title><![CDATA[Springboot框架下Date类型数据上传问题（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83269138</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83269138</guid><author>JavaNotes</author><pubDate>Mon, 22 Oct 2018 10:19:30 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/pp_fzp/article/details/79588374

问题场景：

使用Springboot框架搭建服务，实现如下需求， 服务端使用实体类接收客户端上传具有相同结构的json数据信息，其中实体类的属性字段中包含java.util.Date类型的属性字段。

问题描述：

1.由客户端上传的json数据中Date字段格式为“2016-08-15...]]></description><category></category></item><item><title><![CDATA[SpringMVC中controller接收Json数据（重要）！]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83268441</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83268441</guid><author>JavaNotes</author><pubDate>Mon, 22 Oct 2018 09:35:55 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/a545415/article/details/77964823

SpringMVC中controller接收Json数据

1.jsp页面发送ajax的post请求：


function postJson(){
    var json = {&quot;username&quot; : &quot;imp&quot;, &quot;password&quot; : &quot;123456&quot;};
    $.aja...]]></description><category></category></item><item><title><![CDATA[eclipse中svn的怎样使用，提交和更新]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83143663</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83143663</guid><author>JavaNotes</author><pubDate>Thu, 18 Oct 2018 11:20:00 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/dennis_wu_/article/details/71533878

首先在提交代码的时候，会看到有的文件前会有雪花标志，代表该文件被修改过。



提交代码的时候，点击整个项目，右键---team---与资源库同步，这个目的是检查本地的代码和服务器上的代码有没有冲突，如果有冲突的话，应该像将冲突解决，否则提交代码会出错，解决冲突看我的另一篇博客。
...]]></description><category></category></item><item><title><![CDATA[Java之Collections.emptyList()、emptySet()、emptyMap()的作用和好处以及要注意的地方]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83110551</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83110551</guid><author>JavaNotes</author><pubDate>Wed, 17 Oct 2018 15:29:36 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/qq_27093465/article/details/65444622

先说明一下好处有哪些：
1，如果你想 new 一个空的 List ，而这个 List 以后也不会再添加元素（有大坑，看下面更新），

那么就用 Collections.emptyList() 好了。
new ArrayList() 或者 new LinkedList() 在创建的...]]></description><category></category></item><item><title><![CDATA[eclipse手动添加本地jar包到本地maven仓库]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83087452</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83087452</guid><author>JavaNotes</author><pubDate>Tue, 16 Oct 2018 14:16:33 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/mpegfour/article/details/79514079

在使用maven进行构建项目时，有时候中央仓库不包含所需的jar包，就需要下载到本地后手动添加到本地仓库中。这里介绍下利用eclipse进行本地jar安装到maven本地仓库。

在Eclipse项目中点击右键，选择import，如图：

选中Maven下的Install or dep...]]></description><category></category></item><item><title><![CDATA[表单提交和json提交（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83069478</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83069478</guid><author>JavaNotes</author><pubDate>Tue, 16 Oct 2018 10:45:09 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/qq_15037231/article/details/80403581?utm_source=blogxgwz0

背景

在前后端分离的开发组中，前端通常对自己代码组织的比较细致，都会对AJAX，或者小程序API做封装。而很多前端开发对后端接口要求的传参 一头雾水，后端开发人员对HTTP一知半解，传参接收不到，说不清楚，互相推脱，谁谁应该改传参方式。...]]></description><category></category></item><item><title><![CDATA[java内外部比较器（Comparator、Comparable） （重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83029489</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83029489</guid><author>JavaNotes</author><pubDate>Fri, 12 Oct 2018 16:43:05 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/xian_canhui/article/details/70230975

内外部比较器使用：
内部比较器：需比较的类实现接口 Comparable，使该类对外提供一个默认比较的实现
public class Test {
    public static void main(String[] args) {
        //创建TreeSet并加...]]></description><category></category></item><item><title><![CDATA[集合（杂乱）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83024604</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83024604</guid><author>JavaNotes</author><pubDate>Fri, 12 Oct 2018 11:37:45 +0800</pubDate><description><![CDATA[https://zhidao.baidu.com/question/1753810804914352748.html

https://www.cnblogs.com/chenpi/p/5552901.html

public class list {
    public static void main(String[] args) {
        
        List&amp;lt;Int...]]></description><category></category></item><item><title><![CDATA[Iterator和Iterable的区别]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83022400</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83022400</guid><author>JavaNotes</author><pubDate>Fri, 12 Oct 2018 09:52:24 +0800</pubDate><description><![CDATA[https://www.cnblogs.com/ttylcc/p/5475890.html

https://blog.youkuaiyun.com/github_39424631/article/details/75048955

刚刚接触Java的集合类，从Collection一步一步向上查看源码，发现Iterable和Iterator这两个接口，刚开始看有点糊涂，怎么一下从Iterable接口继承，一下...]]></description><category></category></item><item><title><![CDATA[eclipse中的classpath :db.proprties（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/83010493</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/83010493</guid><author>JavaNotes</author><pubDate>Thu, 11 Oct 2018 12:00:25 +0800</pubDate><description><![CDATA[https://zhidao.baidu.com/question/2140450022875353188.html

https://baijiahao.baidu.com/s?id=1568439388883952&amp;amp;wfr=spider&amp;amp;for=pc

你仔细看config的图标。这个图标表示该目录是源文件夹。编译后源文件夹的非java文件会被copy到classes目录。 你...]]></description><category></category></item><item><title><![CDATA[安装MySql报错（This application requires .NET Framework 4.5.2）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82784819</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82784819</guid><author>JavaNotes</author><pubDate>Thu, 20 Sep 2018 12:11:55 +0800</pubDate><description><![CDATA[

https://www.microsoft.com/en-us/download/details.aspx?id=42642

切换中文之后下载



 ]]></description><category></category></item><item><title><![CDATA[jsp中的basePath和path (绝对路径 相对路径)（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82776287</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82776287</guid><author>JavaNotes</author><pubDate>Wed, 19 Sep 2018 18:19:04 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/baidu_37107022/article/details/75233392

转载请注明原文出处：http://blog.youkuaiyun.com/baidu_37107022/article/details/75233392

在JSP中的如果使用 “相对路径” 则有可能会出现问题.

因为网页中的 “相对路径” , 他是相对于 “URL请求的地址” 去寻...]]></description><category></category></item><item><title><![CDATA[SpringMVC请求转发与重定向以及视图与数据的返回 modelandview（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82469298</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82469298</guid><author>JavaNotes</author><pubDate>Thu, 06 Sep 2018 22:23:41 +0800</pubDate><description><![CDATA[转载：https://blog.youkuaiyun.com/qq_33082731/article/details/75010221

https://blog.youkuaiyun.com/qq30211478/article/details/78016155

项目配置的viewResolver


 &amp;lt;bean id=&quot;viewResolver&quot;  
          class=&quot;org.springf...]]></description><category></category></item><item><title><![CDATA[Freemarker输出$和html标签等特殊符号]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82464117</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82464117</guid><author>JavaNotes</author><pubDate>Thu, 06 Sep 2018 16:55:05 +0800</pubDate><description><![CDATA[转载：https://blog.youkuaiyun.com/achilles12345/article/details/41820507

  场景：程序员都不喜欢看文档，而更喜欢抄例子。所以，我们把平台组的组件都做成例子供别人参考。我们前端展示层使用的是freemarker，所以遇到这个问题，比如我们要让前端显示freemarker自己的源码时就有问题了（因为我们例子程序的页面也是使用freemarker...]]></description><category></category></item><item><title><![CDATA[mysql中explain的type的解释（重要）]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82014418</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82014418</guid><author>JavaNotes</author><pubDate>Fri, 24 Aug 2018 11:01:22 +0800</pubDate><description><![CDATA[转载：https://blog.youkuaiyun.com/dennis211/article/details/78170079

 

https://www.cnblogs.com/clphp/p/5403215.html]]></description><category></category></item><item><title><![CDATA[什么是RESTful API？]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/82011445</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/82011445</guid><author>JavaNotes</author><pubDate>Fri, 24 Aug 2018 09:01:35 +0800</pubDate><description><![CDATA[转载：https://blog.youkuaiyun.com/hjc1984117/article/details/77334616

要弄清楚什么是RESTful API,首先要弄清楚什么是REST。REST -- REpresentational State Transfer，英语的直译就是“表现层状态转移”。如果看这个概念，估计没几个人能明白是什么意思。那下面就让我来用一句人话解释一下什么是RESTfu...]]></description><category></category></item><item><title><![CDATA[InputStream类中的三种read方法-学习中有发现了一个重要知识惊喜]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/81947282</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/81947282</guid><author>JavaNotes</author><pubDate>Wed, 22 Aug 2018 17:00:15 +0800</pubDate><description><![CDATA[转载：https://baijiahao.baidu.com/s?id=1607485209716859447&amp;amp;wfr=spider&amp;amp;for=pc

InputStream类以及子类中的Read方法

Read方法

Read()

public abstract int read() throws IOException

从(来源)输入流中(读取的内容)读取数据的下一个字节到(...]]></description><category></category></item><item><title><![CDATA[JavaWeb开发$.ajax如何向后台传输数据]]></title><link>https://blog.youkuaiyun.com/JavaNotes/article/details/81843165</link><guid>https://blog.youkuaiyun.com/JavaNotes/article/details/81843165</guid><author>JavaNotes</author><pubDate>Sun, 19 Aug 2018 22:46:13 +0800</pubDate><description><![CDATA[转载：https://blog.youkuaiyun.com/qq_30051139/article/details/52936618

在Web开发中，前台和后台的数据交互是十分频繁的， 而JQuery对Ajax进行了封装，使得前台向后台发送数据变得十分简单。

假如后台有一个Java类User，来接收并封装数据


public class User{
    private Interger id;
 ...]]></description><category></category></item></channel></rss>