<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[WhereYouGo的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/WhereYouGo</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; WhereYouGo]]></copyright><item><title><![CDATA[使用date命令进行时间戳和日期互相转换]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/102835479</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/102835479</guid><author>WhereYouGo</author><pubDate>Thu, 31 Oct 2019 12:23:26 +0800</pubDate><description><![CDATA[获取当前日期：

date
Thu Oct 31 12:16:48 CST 2019



获取当前日期，指定格式：

date '+%F %H:%M:%S'
2019-10-31 12:18:32

date '+%Y-%m-%d %H:%M:%S'
2019-10-31 12:18:23



输出当前时间戳

date +%s
1572495427



输出指定日期的时间戳

dat...]]></description><category></category></item><item><title><![CDATA[java中for(;;)和while(true)的区别]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/102825511</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/102825511</guid><author>WhereYouGo</author><pubDate>Wed, 30 Oct 2019 19:28:39 +0800</pubDate><description><![CDATA[jdk源码中很多地方死循环都是使用for(;;)这种，比如ReentrantLock的加锁阶段，为什么不使用while(true)


public class ForVsWhile {
    public void stopByFor(){
        for(;;){}
    }

    public void stopByWhile(){
        while (true){...]]></description><category></category></item><item><title><![CDATA[Java中String.format,StringBuilder,加号拼接字符串效率]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/82117186</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/82117186</guid><author>WhereYouGo</author><pubDate>Mon, 27 Aug 2018 18:35:01 +0800</pubDate><description><![CDATA[ 


    @Test
    public void testFormat(){
        Integer loop = 1000000;
        Integer timeScale = 1000*1000;
        long time = System.nanoTime();
        for(int i=0;i&amp;lt;loop;i++){
          ...]]></description><category></category></item><item><title><![CDATA[mac下idea菜单无效无法打开切换项目]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/81948965</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/81948965</guid><author>WhereYouGo</author><pubDate>Wed, 22 Aug 2018 18:34:45 +0800</pubDate><description><![CDATA[idea 2018.2版本，使用过程中出现过一次卡死，强制退出，然后再启动后File&amp;gt;Open,File&amp;gt;Open Recent等都没有反应，切换项目只能通过docker&amp;gt;idea图标&amp;gt;右键&amp;gt;Recent Projects方式。

解决办法：

文件管理器中shift+cmd+g进入~/Library/目录，这个目录下有以下4个目录

Application Supp...]]></description><category></category></item><item><title><![CDATA[Quartus 11.0 Internal Error veriname_elab.cpp]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/48938411</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/48938411</guid><author>WhereYouGo</author><pubDate>Tue, 06 Oct 2015 23:16:30 +0800</pubDate><description><![CDATA[quartus 11.0 综合一段代码时莫名其妙的出现下面这种问题，弹出一个对话框，说出现了内部错误，然后综合无法进行下去，同样的代码在Quartus 9.0下没有问题。百度谷歌竟然都找不到对应的解决方案，网上说删除db,increasement_db文件夹啥的都没用。

最后发现应该是代码的问题，代码中定义了一个存储器类型的ram,除了正常的按字读写，还有按位读写的操作，问题就在这个按位读写]]></description><category></category></item><item><title><![CDATA[tomcat启动后某个应用中的线程启动两次的问题]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/44805157</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/44805157</guid><author>WhereYouGo</author><pubDate>Wed, 01 Apr 2015 12:37:23 +0800</pubDate><description><![CDATA[最近发现tomcat启动后某个app中的一个线程启动了两次，该app是部署在webapps目录下的，这个app中某个线程本来是想服务器启动后就自己启动的，所以web.xml的servlet中配置了0  ，同时为了使域名www.app.com直接能指向app,而不是www.app.com/app这样才能访问，所以在tomcat的servlet.xml中host节点下添加了<Context
 pat]]></description><category></category></item><item><title><![CDATA[Ajax验证用户名是否注册案例]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/44162129</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/44162129</guid><author>WhereYouGo</author><pubDate>Mon, 09 Mar 2015 22:31:07 +0800</pubDate><description><![CDATA[myeclipse下建web project，主要有2个文件，一个是index.jsp,一个是后台验证用户名是否注册的servlet Check.java
index.jsp代码如下：

<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServer]]></description><category></category></item><item><title><![CDATA[捕获鼠标和键盘的原始数据]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/41832135</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/41832135</guid><author>WhereYouGo</author><pubDate>Tue, 09 Dec 2014 22:06:00 +0800</pubDate><description><![CDATA[为了实现局域网内鼠标键盘的共享(比如你同时用两台电脑，这时就希望能共享鼠标和键盘)，需要获得主机的鼠标键盘原始信息，下面的demo演示了如何获得主机的鼠标键盘原始数据。程序运行后无论是否获得焦点，都能够得到鼠标键盘数据。
实现的关键是使用了RawInput，使用过程是先注册需要捕获的设备，然后在DefWindowProc函数中截取所需的数据。
其中注册鼠标键盘设备的代码放在一个按钮的响应函数中]]></description><category></category></item><item><title><![CDATA[JSP中使用CKEditor的简单例子]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/41597517</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/41597517</guid><author>WhereYouGo</author><pubDate>Sat, 29 Nov 2014 17:39:57 +0800</pubDate><description><![CDATA[官网http://ckeditor.com/download下载连接中看到最新的版本为4.4.6，但是下载了基本版，标准版，完全版都没法用，现象是将ckeditor复制到myEclipse的WebRoot目录后会报错，说ckeditor.js有错误，这个文件竟然是没有分行和回车的js代码，错误不止一处，看着挺麻烦，就放弃这个版本。

然后从http://ckeditor.com/downloa]]></description><category></category></item><item><title><![CDATA[win7 64bit IIS相关设置]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/41322057</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/41322057</guid><author>WhereYouGo</author><pubDate>Thu, 20 Nov 2014 21:36:26 +0800</pubDate><description><![CDATA[1.添加IIS
win7默认不安装]]></description><category></category></item><item><title><![CDATA[VS2010串口通信]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/40686279</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/40686279</guid><author>WhereYouGo</author><pubDate>Sat, 01 Nov 2014 22:00:40 +0800</pubDate><description><![CDATA[1.VS2010中新建MFC工程，工程名为SerialComm
2.]]></description><category></category></item><item><title><![CDATA[android中AlertDialog包含EditText时弹出键盘]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/40510027</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/40510027</guid><author>WhereYouGo</author><pubDate>Mon, 27 Oct 2014 16:56:31 +0800</pubDate><description><![CDATA[实现的关键之处就是给AlertDialogti]]></description><category></category></item><item><title><![CDATA[改变ActionBar中TextView的内容]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/40508987</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/40508987</guid><author>WhereYouGo</author><pubDate>Mon, 27 Oct 2014 16:06:45 +0800</pubDate><description><![CDATA[ActionBar中可以放置一些按钮，一般需要指定title和]]></description><category></category></item><item><title><![CDATA[Android使用Intent返回上一个Activity时StackOverflowError]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/40078615</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/40078615</guid><author>WhereYouGo</author><pubDate>Tue, 14 Oct 2014 16:12:56 +0800</pubDate><description><![CDATA[问题是这样的，有AB两个Activity,]]></description><category></category></item><item><title><![CDATA[json和对象转换以及相同不同对象的json解析为对应对象]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/39803097</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/39803097</guid><author>WhereYouGo</author><pubDate>Sun, 05 Oct 2014 14:35:20 +0800</pubDate><description><![CDATA[对象和json字符串之间的转换用谷歌的Gson
对象转换为json字符串 gson]]></description><category></category></item><item><title><![CDATA[servlet中获得路径]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/39754791</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/39754791</guid><author>WhereYouGo</author><pubDate>Fri, 03 Oct 2014 11:47:32 +0800</pubDate><description><![CDATA[request.getContextPath()=/FileSystem
request.getLocalAddr()  =192.168.253.1
request.getRequestURL() =http://192.168.253.1:8080/FileSystem/HandleUpload
request.getRequestURI() =/FileSystem/HandleUpl]]></description><category></category></item><item><title><![CDATA[使用java中的Set去除重复单词]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/39274431</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/39274431</guid><author>WhereYouGo</author><pubDate>Sun, 14 Sep 2014 22:06:38 +0800</pubDate><description><![CDATA[import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;


public class T]]></description><category></category></item><item><title><![CDATA[Android中的layout_margin和padding]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/38932825</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/38932825</guid><author>WhereYouGo</author><pubDate>Fri, 29 Aug 2014 23:05:02 +0800</pubDate><description><![CDATA[fsdffsdfsd]]></description><category></category></item><item><title><![CDATA[Java中HashMap和TreeMap的顺序问题]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/38738637</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/38738637</guid><author>WhereYouGo</author><pubDate>Thu, 21 Aug 2014 22:25:01 +0800</pubDate><description><![CDATA[HashMap和TreeMap是实现了Map接口的两个类，前者]]></description><category></category></item><item><title><![CDATA[VC6.0操作PowerPoint]]></title><link>https://blog.youkuaiyun.com/WhereYouGo/article/details/38512839</link><guid>https://blog.youkuaiyun.com/WhereYouGo/article/details/38512839</guid><author>WhereYouGo</author><pubDate>Tue, 12 Aug 2014 11:25:19 +0800</pubDate><description><![CDATA[File>New选择MFC AppWizard,项目名：PPT
MFC AppWizard – Step1]]></description><category></category></item></channel></rss>