<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[阿飞哥的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/feitianlongfei</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; feitianlongfei]]></copyright><item><title><![CDATA[TCP 三次握手原理，你真的理解吗？]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/81172371</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/81172371</guid><author>feitianlongfei</author><pubDate>Tue, 24 Jul 2018 09:17:37 +0800</pubDate><description><![CDATA[原创： 蛰剑    转自 ： 阿里技术



阿里妹导读：最近，阿里中间件小哥哥蛰剑碰到一个问题——client端连接服务器总是抛异常。在反复定位分析、并查阅各种资料文章搞懂后，他发现没有文章把这两个队列以及怎么观察他们的指标说清楚。

因此，蛰剑写下这篇文章，希望借此能把这个问题说清楚。欢迎大家一起交流探讨。

问题描述

场景：JAVA的client和server，使用socket通信。ser...]]></description><category></category></item><item><title><![CDATA[Command line is too long问题解决]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/80976953</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/80976953</guid><author>feitianlongfei</author><pubDate>Mon, 09 Jul 2018 20:38:59 +0800</pubDate><description><![CDATA[Idea启动项目报错:Command line is too long. Shorten command line for className or also for JUnit defaultconfiguration.如下图所示：解决方法：在该项目文件夹.idea/workspace.xml中找到&amp;lt;component name=&quot;PropertiesComponent&quot;&amp;gt;  ......]]></description><category></category></item><item><title><![CDATA[Push to origin/master was rejected 问题解决方案]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/80904594</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/80904594</guid><author>feitianlongfei</author><pubDate>Tue, 03 Jul 2018 21:28:12 +0800</pubDate><description><![CDATA[在idea中，发布项目到github上，提示：“Push rejected: Push toorigin/master was rejected”，如下图所示可以通过如下方法解决：1.      切换到自己项目所在的工作空间目录，选择当前项目，右键，选择Git Bash Here;2.      在打开的窗口中依次输入以下命令并执行；A． git pull B． git pull origin m...]]></description><category></category></item><item><title><![CDATA[HttpRequestException encountered解决方法]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/80904347</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/80904347</guid><author>feitianlongfei</author><pubDate>Tue, 03 Jul 2018 21:13:32 +0800</pubDate><description><![CDATA[    今天在Windows上通过idea提交项目到Github ，始终弹出如下错误:百度发现是Github 禁用了TLS v1.0 and v1.1，必须更新Windows的git凭证管理器。通过此网址https://github.com/Microsoft/Git-Credential-Manager-for-Windows/releases/下载并安装（上面网址下载速度慢的话可以访问我的百度...]]></description><category></category></item><item><title><![CDATA[DB2中获取用户表信息详情]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/79109302</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/79109302</guid><author>feitianlongfei</author><pubDate>Fri, 19 Jan 2018 21:58:56 +0800</pubDate><description><![CDATA[1.获取当前用户的用户名
SELECT CURRENT SCHEMA FROM SYSIBM.SYSDUMMY1
2.获取某个用户下的所有表名称
SELECT CREATOR, TYPE, NAME, REMARKS FROM SYSIBM.SYSTABLES WHERE TYPE = 'T' AND CREATOR = '用户名'   --注意大小写
3.获取当前用户下某张表的详细信息]]></description><category></category></item><item><title><![CDATA[Oracle中获取用户表信息详情]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/79108826</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/79108826</guid><author>feitianlongfei</author><pubDate>Fri, 19 Jan 2018 21:57:32 +0800</pubDate><description><![CDATA[1.获取当前用户的用户名                                                            


SELECT USERNAME FROM USER_USERS;
2.获取某个用户下的所有表名称                                                        


SELECT TABL]]></description><category></category></item><item><title><![CDATA[Oracle和DB2中Translate的使用]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78786600</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78786600</guid><author>feitianlongfei</author><pubDate>Tue, 12 Dec 2017 21:54:20 +0800</pubDate><description><![CDATA[一、Oracle中语法：
    Translate（string,from_str,to_str）
    eg:select translate('abcdef','abf','cde') from dual;
    结果：cdcdee（将’abcdef’字符串中的’abf’替换为’cde’）
二、DB2中语法：
    Translate（string, to_str,from_]]></description><category></category></item><item><title><![CDATA[Webdriver自动化测试案例--客户登录]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78747234</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78747234</guid><author>feitianlongfei</author><pubDate>Thu, 07 Dec 2017 23:37:24 +0800</pubDate><description><![CDATA[在上一次的内容中，我们已经实现了在eclipse中搭建自己的自动化测试环境，并且通过一个简单测试用例对环境进行了测试。下面我们将通过一段代码，实现用户登录优快云网站过程的测试。
过程步骤如下：
1、        打开火狐浏览器。
2、        输入优快云网址：https://www.youkuaiyun.com/，并跳转到该页面。
3、        点击右上角的登录按钮，跳转到登录页面。]]></description><category></category></item><item><title><![CDATA[Eclipse中使用Maven配置WebDriver+TestNg自动化测试环境（二）]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78659777</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78659777</guid><author>feitianlongfei</author><pubDate>Tue, 28 Nov 2017 23:47:19 +0800</pubDate><description><![CDATA[接着 Eclipse中使用Maven配置WebDrive+TestNg自动化测试环境（一）中的内容：


1、在本地创建一个maven项目
    打开cmd，进入Maven目录，执行如下命令：
         mvn archetype:generate -DgroupId=myTestSel -DartifactId=myTestSel  -Dversion=1.0.0]]></description><category></category></item><item><title><![CDATA[Eclipse中使用Maven配置WebDriver+TestNg自动化测试环境（一）]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78659264</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78659264</guid><author>feitianlongfei</author><pubDate>Tue, 28 Nov 2017 23:46:48 +0800</pubDate><description><![CDATA[1、jdk+eclipse
的安装

    (1)、jdk下载地址：http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

    (2)、eclipse下载地址：https://www.eclipse.org/downloads/download.php?file=/oo]]></description><category></category></item><item><title><![CDATA[Unsupported major.minor version 52.0 问题解决]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78472947</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78472947</guid><author>feitianlongfei</author><pubDate>Tue, 07 Nov 2017 21:46:05 +0800</pubDate><description><![CDATA[今天在学习selenium的时候，运行程序报如下错误：

java.lang.UnsupportedClassVersionError:org/openqa/selenium/WebDriver : Unsupported major.minor version 52.0

   
at java.lang.ClassLoader.defineClass1(Native Me]]></description><category></category></item><item><title><![CDATA[ORACLE和DB2判断日期是否合法]]></title><link>https://blog.youkuaiyun.com/feitianlongfei/article/details/78334898</link><guid>https://blog.youkuaiyun.com/feitianlongfei/article/details/78334898</guid><author>feitianlongfei</author><pubDate>Tue, 24 Oct 2017 21:22:21 +0800</pubDate><description><![CDATA[今天校验数据的时候，在A环境写了一个日期是否合法的校验函数，脚本正常执行，导入B环境，提示日期校验函数错误。分析很久，始终没有找到问题，最后才发现，原来A环境为DB2，B环境为ORACLE。在这两个环境下实现是否为日期的函数差别挺大，下面做一个简单的分析。

DB2环境函数实现如下：
CREATE OR REPLACE FUNCTION "GETISDATE" ( "VI]]></description><category></category></item></channel></rss>