<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Lune_demain的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Lune_demain</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Lune_demain]]></copyright><item><title><![CDATA[创建服务 OracleMTSRecoveryService 时权限被拒绝]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/146314447</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/146314447</guid><author>Lune_demain</author><pubDate>Mon, 17 Mar 2025 14:29:12 +0800</pubDate><description><![CDATA[打开注册表看看：HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services下，找到OracleMTSRecoveryService及OracleRemExecService，查看ImagePath对应路径。修改ImagePath路径为xxxxxxx\dbhome_1\bin\xxxxxxxxx即可【修改为你本地真实路径即可】，错误原因为你上次未卸载干净，实际路径错误。1、创建服务 OracleMTSRecoveryService 时权限被拒绝。]]></description><category></category></item><item><title><![CDATA[xhost:unable to open display]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/132543590</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/132543590</guid><author>Lune_demain</author><pubDate>Mon, 28 Aug 2023 17:27:12 +0800</pubDate><description><![CDATA[解决方法：在root用户下。]]></description><category></category></item><item><title><![CDATA[linux安装oracle报错：Checking monitor: must be configured to display at least 256 colors ＞＞＞ Could no]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/132543529</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/132543529</guid><author>Lune_demain</author><pubDate>Mon, 28 Aug 2023 17:26:20 +0800</pubDate><description><![CDATA[解决方法 ：切换root用户。]]></description><category></category></item><item><title><![CDATA[Python字符串的用法]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/124231608</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/124231608</guid><author>Lune_demain</author><pubDate>Mon, 28 Aug 2023 17:21:53 +0800</pubDate><description><![CDATA[1.字符串的“加法”和“乘法”


a='Hello'
b='World'
print(a+b)  #字符相加
print(a*4)   #字符相乘 

运行结果如下：



2.字符串的切片与索引


字符串的索引和切片就是用string[x]来获取想要的一部分信息
a='Hello World'
print(a[0])    #取字符串的第一个元素
print(a[0:7])  #取字符串的第1-7个元素（不包含第7个）
print(a[-1])   #取字符串的倒数第一个元素

运行结果如下：



]]></description><category></category></item><item><title><![CDATA[PyCharm更改外观]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/124232019</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/124232019</guid><author>Lune_demain</author><pubDate>Sun, 17 Apr 2022 16:51:11 +0800</pubDate><description><![CDATA[pycharm外观更改]]></description><category></category></item><item><title><![CDATA[PyCharm汉化]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/124231732</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/124231732</guid><author>Lune_demain</author><pubDate>Sun, 17 Apr 2022 16:40:42 +0800</pubDate><description><![CDATA[1.点击pycharm右上角的flie，在下拉框中选择settings



2.点击Plugings,在搜索框中输入Chinese，安装简体中文插件即可。








]]></description><category></category></item><item><title><![CDATA[连接数据库时出现2003- can’t connect to MYSQL server on localhost 的解决办法]]></title><link>https://blog.youkuaiyun.com/Lune_demain/article/details/120684427</link><guid>https://blog.youkuaiyun.com/Lune_demain/article/details/120684427</guid><author>Lune_demain</author><pubDate>Sun, 10 Oct 2021 11:47:30 +0800</pubDate><description><![CDATA[搜索计算机管理，点击“服务和应用程序”，双击打开服务，找到MYSQL重新启动，就可以重新连接数据库了






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