<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[BeautifulApple的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/BeautifulApple</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; BeautifulApple]]></copyright><item><title><![CDATA[linux 图形化界面]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/121270045</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/121270045</guid><author>BeautifulApple</author><pubDate>Thu, 11 Nov 2021 16:18:33 +0800</pubDate><description><![CDATA[系统版本：CentOS-7-x86_64

安装后如无图形化界面，则通过命令安装图形界面。

在命令行中输入yum groupinstall “GNOME Desktop” 后回车（注意双引号）

中间一直选择 Y 同意即可。

直到出现Complete！即为完成。安装完成后输入startx切换至图形化界面。

dos界面与图形化界面切换快捷键

图形到dos：ctrl+alt+f2
dos到图形：输入startx
或者
在命令上输入 init 3 命令 切换到dos界面
输入 init 5命令 切换到图形]]></description><category></category></item><item><title><![CDATA[linux 查看网卡名字]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/121263207</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/121263207</guid><author>BeautifulApple</author><pubDate>Thu, 11 Nov 2021 10:42:11 +0800</pubDate><description><![CDATA[网卡如果没有启动的话 可以到/etc/sysconfig/network-scripts 目录去看配置文件

cd/etc/sysconfig/network-scripts

进入目录后 输入 ls 展示文件列表

一般网卡名字都是ifcfg- 开头

如ifcfg-eth0ifcfg-ens32 等


...]]></description><category></category></item><item><title><![CDATA[windows下 python单独环境  不用anaconda（例python3.7） 安装 tesserocr 图像识别]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/105796207</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/105796207</guid><author>BeautifulApple</author><pubDate>Mon, 27 Apr 2020 18:01:31 +0800</pubDate><description><![CDATA[踩了各种坑，最后这样操作 成功

1.安装Tesseract-OCRhttps://digi.bib.uni-mannheim.de/tesseract/

2.安装tesserocr whl 版 pipinstalltesserocr-2.4.0-cp37-cp37m-win_amd64.whl  （记得加路径）

https://github.com/simonflueck...]]></description><category></category></item><item><title><![CDATA[python 环境迁移，新电脑安装python把旧电脑的包导入新电脑]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/105736388</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/105736388</guid><author>BeautifulApple</author><pubDate>Fri, 24 Apr 2020 17:39:26 +0800</pubDate><description><![CDATA[旧电脑中： 命令行运行  pip freeze&gt; requirements.txt 一般会生成在C:\Users\用户 这个路径中

把运行好的requirements.txt文件拷贝到新电脑中

然后新电脑中命令行运行代码pip install -r 路径\requirements.txt 例如pip install -r D:\python111\requireme...]]></description><category></category></item><item><title><![CDATA[Anaconda安装]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/102800188</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/102800188</guid><author>BeautifulApple</author><pubDate>Tue, 29 Oct 2019 15:25:58 +0800</pubDate><description><![CDATA[https://www.cnblogs.com/IT-LearnHall/p/9486029.html

https://blog.youkuaiyun.com/qq_36015370/article/details/79484455

https://blog.youkuaiyun.com/z2858539804/article/details/81407456

https://blog.youkuaiyun.com/qq_36...]]></description><category></category></item><item><title><![CDATA[1024 程序员节日凑热闹 python实现]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/102731632</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/102731632</guid><author>BeautifulApple</author><pubDate>Thu, 24 Oct 2019 20:46:49 +0800</pubDate><description><![CDATA[扔下面了

import turtle,time
def drawGap():
 turtle.penup()
 turtle.fd(5)
def drawLine(draw):  #绘制单段数码管
 drawGap()
 turtle.pendown() if draw else turtle.penup()
 turtle.fd(40)
 drawGa...]]></description><category></category></item><item><title><![CDATA[dedecms会员找回密码邮件乱码的解决方法]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/102663295</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/102663295</guid><author>BeautifulApple</author><pubDate>Mon, 21 Oct 2019 14:26:30 +0800</pubDate><description><![CDATA[找到/include/mail.class.php将

$header .= "Content-Type:text/html \r\n";

改为

$header .= "Content-Type:text/html; charset=utf-8\r\n";

找到\member\inc\inc_pwd_functions.php



在

$mailbody = "亲爱的".$user...]]></description><category></category></item><item><title><![CDATA[笨办法学python3-练习 1. 第一个程序 课后练习]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/101015012</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/101015012</guid><author>BeautifulApple</author><pubDate>Thu, 19 Sep 2019 10:45:38 +0800</pubDate><description><![CDATA[让你的脚本再打印出一行。
	让你的脚本只打印一行。
	在任一行的开头放一个#，看看会发生什么？试着弄明白这个符号的作用。
1.


print("Hello World!")
print("Hello Again")
print("I like typing this.")
print("This is fun.")
print("Yay! Printing.")
print("I'd muc...]]></description><category></category></item><item><title><![CDATA[批处理重置IE、批处理清理浏览器缓存、默认以管理员权限运行批处理]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100986297</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100986297</guid><author>BeautifulApple</author><pubDate>Wed, 18 Sep 2019 16:36:22 +0800</pubDate><description><![CDATA[重置IE

@echo off
cls
echo.
echo    ================================================
echo    注意！
echo    请在开始修复前，关闭所有浏览器及其他应用程序窗口！
echo    ===============================================...]]></description><category></category></item><item><title><![CDATA[rem在CMD命令里是什么意思]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100986033</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100986033</guid><author>BeautifulApple</author><pubDate>Wed, 18 Sep 2019 15:54:29 +0800</pubDate><description><![CDATA[rem是批处理中的注释。rem后面的是说明，不执行。
]]></description><category></category></item><item><title><![CDATA[应用程序无法正常启动(0xc000007b)]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100977612</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100977612</guid><author>BeautifulApple</author><pubDate>Wed, 18 Sep 2019 11:50:32 +0800</pubDate><description><![CDATA[今天在运行一个C#编写的exe文件的时候遇到启动报错 如下 分别是两台电脑的报错：

第一台：这个只给了错误信息没有告诉怎么解决



第二台：这个直接提示了怎么解决





其实报错的原因是一样的都是因为没有安装.net framework 4

然后首先安装了 .net framework 4.0.*的版本 然后再运行程序确实不报错了，但是出现了新错误



点问题下面的 ： 查看问题...]]></description><category></category></item><item><title><![CDATA[order by 和limit 一起用]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100893000</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100893000</guid><author>BeautifulApple</author><pubDate>Mon, 16 Sep 2019 16:38:58 +0800</pubDate><description><![CDATA[先用order by 后用limit

学习资料：https://www.jianshu.com/p/bdfd49623345
]]></description><category></category></item><item><title><![CDATA[js实现点击按钮刷新页面]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100892807</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100892807</guid><author>BeautifulApple</author><pubDate>Mon, 16 Sep 2019 16:36:33 +0800</pubDate><description><![CDATA[&lt;ahref="javascript:location.reload();"&gt;点击刷新页面&lt;/a&gt;




]]></description><category></category></item><item><title><![CDATA[html的li水平居中]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100892662</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100892662</guid><author>BeautifulApple</author><pubDate>Mon, 16 Sep 2019 16:34:49 +0800</pubDate><description><![CDATA[ul{

width:100%;

text-align:center;

}

ulli{

display:inline-block;

list-style:none;

width:30px;

}
]]></description><category></category></item><item><title><![CDATA[数据库 mysql 删除一列数据]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100889402</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100889402</guid><author>BeautifulApple</author><pubDate>Mon, 16 Sep 2019 15:34:30 +0800</pubDate><description><![CDATA[1、不删除字段，只更新其中的内容

在数据库中其实叫做更新（update）

语句如下：

update表set字段=null

2、删除字段

语句如下：

altertable表dropcolumn字段





例如将变为则使用语句update 表名 set scores=0
...]]></description><category></category></item><item><title><![CDATA[js 验证日期格式为YYYY-MM-DD  （使用onchange对input中的值进行验证）]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100524506</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100524506</guid><author>BeautifulApple</author><pubDate>Tue, 03 Sep 2019 18:17:43 +0800</pubDate><description><![CDATA[//js

function checkDate(dateStr){
      var a = /^(\d{4})-(\d{2})-(\d{2})$/
      if (!a.test(dateStr.value)) {
        alert("错误！日期格式应为XXXX-XX-XX!");
        dateStr.focu...]]></description><category></category></item><item><title><![CDATA[Apache   the requested operation has failed]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/100097231</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/100097231</guid><author>BeautifulApple</author><pubDate>Tue, 27 Aug 2019 12:03:55 +0800</pubDate><description><![CDATA[1.查看端口是否被占用冲突了：

查看端口占用netstat -aon|findstr "80"

再通过任务管理器-&gt;进程-&gt;查看-&gt;选择列，把PID勾上，就可以看到相应的进程。

2.在端口确定不冲突的情况下：

在命令行用 httpd.exe -t 命令查看下错误

修正错误后看看是否能启动
...]]></description><category></category></item><item><title><![CDATA[页面禁止鼠标右键点击]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/99678239</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/99678239</guid><author>BeautifulApple</author><pubDate>Fri, 16 Aug 2019 14:59:07 +0800</pubDate><description><![CDATA[&lt;script language="JavaScript"&gt;

document.oncontextmenu=new Function("event.returnValue=false;");

document.onselectstart=new Function("event.returnValue=false;");

&lt;/script&gt;

把这段代码放到head里就...]]></description><category></category></item><item><title><![CDATA[php上传文件大小限制修改]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/99645269</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/99645269</guid><author>BeautifulApple</author><pubDate>Thu, 15 Aug 2019 17:20:26 +0800</pubDate><description><![CDATA[在php.ini里查找
max_execution_time//允许脚本最大执行时间
默认是30秒.改为
max_execution_time = 0
0表示没有限制

file_uploads = On //开启文件上传
upload_max_filesize = 50M ...]]></description><category></category></item><item><title><![CDATA[css样式，距底边位置固定]]></title><link>https://blog.youkuaiyun.com/BeautifulApple/article/details/96104428</link><guid>https://blog.youkuaiyun.com/BeautifulApple/article/details/96104428</guid><author>BeautifulApple</author><pubDate>Tue, 16 Jul 2019 09:51:23 +0800</pubDate><description><![CDATA[绝对定位

.footer{

width:100%;

position:absolute;

bottom:0px;

}
]]></description><category></category></item></channel></rss>