<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[cblu2013]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/u012397322</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; u012397322]]></copyright><item><title><![CDATA[Cypress - Failed to deserialize the V8 snapshot blob 问题修复]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/111315474</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/111315474</guid><author>u012397322</author><pubDate>Thu, 17 Dec 2020 15:02:45 +0800</pubDate><description><![CDATA[Cypress - Failed to deserialize the V8 snapshot blob 修复
Cypress 报错信息：
Failed to deserialize the V8 snapshot blob.
This can mean that the snapshot blob file is corrupted or missing.

解决办法：

Renaming the Cyrpress cache folder and
reinstalling with npx cypres]]></description><category></category></item><item><title><![CDATA[ModuleNotFoundError: No module named 'cx_Oracle' 解决方法]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/105592170</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/105592170</guid><author>u012397322</author><pubDate>Sat, 18 Apr 2020 01:00:44 +0800</pubDate><description><![CDATA[遇到 ModuleNotFoundError: No module named 'cx_Oracle’问题 解决方法：安装cx_Oracle包
命令：
pip install cx_oracle

运行结果：
C:\Users\chol&gt;pip install cx_oracle
Collecting cx_oracle
  Downloading cx_Oracle-7.3.0-cp37-...]]></description><category></category></item><item><title><![CDATA[以 mvn spring-boot:run 修改Spring Boot default port]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/105237106</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/105237106</guid><author>u012397322</author><pubDate>Wed, 01 Apr 2020 02:10:57 +0800</pubDate><description><![CDATA[How to change the Spring Boot default port
The port 8080 is a rather popular one so no wonder most services use it as a default port. So if you want to start your Spring Boot Application u may jump ri...]]></description><category></category></item><item><title><![CDATA[开窗函数 清晰解释的版本]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/101369037</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/101369037</guid><author>u012397322</author><pubDate>Wed, 25 Sep 2019 15:44:20 +0800</pubDate><description><![CDATA[开窗函数
普通的聚合函数聚合的行集是组,开窗函数聚合的行集是窗口。因此,普通的聚合函数每组(Group by)只返回一个值，而开窗函数则可为窗口中的每行都返回一个值。简单理解，就是对查询的结果多出一列，这一列可以是聚合值，也可以是排序值。
开窗函数一般分为两类,聚合开窗函数和排序开窗函数。

测试数据
-- 建表
create table student_scores(
id int,
stude...]]></description><category></category></item><item><title><![CDATA[Shell中的${}、##和%%使用范例]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/100690938</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/100690938</guid><author>u012397322</author><pubDate>Tue, 10 Sep 2019 10:20:20 +0800</pubDate><description><![CDATA[Shell中的${}、##和%%使用范例，本文给出了不同情况下得到的结果。假设定义了一个变量为：代码如下:file=/dir1/dir2/dir3/my.file.txt可以用${ }分别替换得到不同的值：${file#*/}：删掉第一个 / 及其左边的字符串：dir1/dir2/dir3/my.file.txt${file##*/}：删掉最后一个 /  及其左边的字符串：my.file.txt...]]></description><category></category></item><item><title><![CDATA[连接池C3P0连接MySQL 8 问题：  'serverTimezone' is not writable or has an invalid setter method]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/87887470</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/87887470</guid><author>u012397322</author><pubDate>Sat, 23 Feb 2019 00:28:50 +0800</pubDate><description><![CDATA[C3P0版本问题，mchange-commons-0.2.jar 版本问题，mysql-connector-java-8.0.14版本问题解决之后，又遇到问题：
 'serverTimezone' is not writable or has an invalid setter method

根据C3P0配置中的其他参数，比如initialPoolSize 定位到是c3p0-0.9.5.3.ja...]]></description><category></category></item><item><title><![CDATA[ClassPathXmlApplicationContext的使用]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/87545950</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/87545950</guid><author>u012397322</author><pubDate>Sun, 17 Feb 2019 18:01:03 +0800</pubDate><description><![CDATA[测试类Main：
package com.atguigu.spring.helloworld;

import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Main {
	
	public static void main(String[] args) {
		
//		Hell...]]></description><category></category></item><item><title><![CDATA[关于ubntu安装openssh-server后没有启动sshd]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/87356827</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/87356827</guid><author>u012397322</author><pubDate>Fri, 15 Feb 2019 13:33:57 +0800</pubDate><description><![CDATA[



 
    
    		ubuntu彻底卸载软件 ：关于安装openssh-server后没有启动sshd 
	
错误现象
1.安装openssh-server后没有启动sshd
2.尝试手动运行sshd,报：
sshd re-exec requires execution with an absolute path


1.测试		
sudo service ssh restart`
...]]></description><category></category></item><item><title><![CDATA[Java 读取配置文件的五种方式]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/86746788</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/86746788</guid><author>u012397322</author><pubDate>Sat, 02 Feb 2019 00:45:00 +0800</pubDate><description><![CDATA[




  

  
  
  
  
  
  
  
  
  
  
  
&amp;amp;amp;amp;lt;meta name=&amp;amp;amp;quot;description&amp;amp;amp;quot;  content=&amp;amp;amp;quot;方式一：采用ServletContext读取，读取配置文件的realpath，然后通过文件流读取出来。 因为是用ServletContext读取文件路径，所以配置文件可以放入在WEB]]></description><category></category></item><item><title><![CDATA[cmd 里面运行git提示“不是内部或外部命令，也不是可运行的程序”的解决办法]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/86743063</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/86743063</guid><author>u012397322</author><pubDate>Fri, 01 Feb 2019 17:16:07 +0800</pubDate><description><![CDATA[今天遇到个问题，安装完git之后，打开windows系统的cmd，执行git命令老是报错说“git不是内部或外部命令，也不是可运行的程序”。
后来在网上找到了解决办法，现整理记录下来：
1.找到你电脑上的git安装中bin的路径，如：E:\安装吧\Git\Git\bin；同时，找到git安装路径中git-core的位置，如：E:\安装吧\Git\Git\libexec\git-core；
2.配置...]]></description><category></category></item><item><title><![CDATA[既然Java反射可以访问和修改私有成员变量，那封装成private还有意义么？]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/86741917</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/86741917</guid><author>u012397322</author><pubDate>Fri, 01 Feb 2019 15:46:36 +0800</pubDate><description><![CDATA[作者：大宽宽
链接：https://www.zhihu.com/question/28161668/answer/518225224
来源：知乎
著作权归作者所有。商业转载请联系作者获得授权，非商业转载请注明出处。
简单来说，private并不是解决“安全”问题的。安全是指不让代码被非法看到/访问。但是只要人能拿到代码，总会有办法去查看和改变代码。其他答案提到反射可以用SecurityManage...]]></description><category></category></item><item><title><![CDATA[selenium-笔记]]></title><link>https://blog.youkuaiyun.com/u012397322/article/details/83964911</link><guid>https://blog.youkuaiyun.com/u012397322/article/details/83964911</guid><author>u012397322</author><pubDate>Tue, 13 Nov 2018 00:25:23 +0800</pubDate><description><![CDATA[D:\seleniumtesitndata&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;gt;python --version
Python 3.6.3

D:\seleniumtesitndata&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;gt;python
Python 3.6.3 (v3.6.3:2c5fed8, Oct  3 2017, 18:11:49) [MSC v.]]></description><category></category></item></channel></rss>