<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[weixin_44107321的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/weixin_44107321</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; weixin_44107321]]></copyright><item><title><![CDATA[在Windows下同时启动多个tomcat]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/129294508</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/129294508</guid><author>weixin_44107321</author><pubDate>Thu, 02 Mar 2023 09:41:01 +0800</pubDate><description><![CDATA[在Windows下同时启动多个tomcat]]></description><category></category></item><item><title><![CDATA[MacBook环境下python连接oracle数据库]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/124381462</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/124381462</guid><author>weixin_44107321</author><pubDate>Sun, 24 Apr 2022 14:05:32 +0800</pubDate><description><![CDATA[我的本机情况：

macos Catalina10.15.2+python3.7+orcale11.2g

1.下载oracle客户端

Instant Client for macOS (Intel x86)





2.创建文件夹/opt/oracle ，将下载的文件拷贝到此处，并解压缩

​​​​​


sudo mkdir /opt/oracle





3.用户目录中创建lib文件夹，并配置软链接，命令如下


mkdir ~/lib ln -s /opt/oracle/instantcli.]]></description><category></category></item><item><title><![CDATA[MAC 不能安装该软件，因为当前无法从软件更新服务器获得]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/122566633</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/122566633</guid><author>weixin_44107321</author><pubDate>Tue, 18 Jan 2022 19:20:11 +0800</pubDate><description><![CDATA[Mac安装工具时遇到的问题，貌似因为新版系统的原因

需要去苹果的开发者网站，下载插件Command Line Tools，下载对应版本安装后就可以了，我下的最新的
https://developer.apple.com/download/more/

我的系统是macOS Catalina10.15.2，安装CCommand_Line_Tools_for_Xcode_11.4.dmg可用，仅供参考。
...]]></description><category></category></item><item><title><![CDATA[mac安装brew]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/122566178</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/122566178</guid><author>weixin_44107321</author><pubDate>Tue, 18 Jan 2022 19:19:21 +0800</pubDate><description><![CDATA[1.打开终端，执行下条指令


 /bin/zsh -c "$(curl -fsSL https://gitee.com/cunkai/HomebrewCN/raw/master/Homebrew.sh)"

2.选择其中一项




]]></description><category></category></item><item><title><![CDATA[使用Database Navigator插件进行连接sqlite报错invalid or incomplete database]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/119116833</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/119116833</guid><author>weixin_44107321</author><pubDate>Mon, 26 Jul 2021 19:38:34 +0800</pubDate><description><![CDATA[问题一：



需要直接在第一行添加位置，改为：



问题二：路径包含中文

改为：




]]></description><category></category></item><item><title><![CDATA[社区版pycharm添加database管理工具dbBrowser]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/119116572</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/119116572</guid><author>weixin_44107321</author><pubDate>Mon, 26 Jul 2021 19:23:48 +0800</pubDate><description><![CDATA[preferences-plugins-搜索栏中搜索：database-然后点击安装：Databases Navigator



安装成功后，点击：view-tool windows-DB Browser即可


]]></description><category></category></item><item><title><![CDATA[macOS中的Django报错SyntaxError: Generator expression must be parenthesized (widgets.py, line 151]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/118034588</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/118034588</guid><author>weixin_44107321</author><pubDate>Fri, 18 Jun 2021 22:05:08 +0800</pubDate><description><![CDATA[本人先是上网搜索了解决方法，说是python3.7和Django1.11不兼容。但本机环境为python3.8+Django1.11.6。

然后打开了widgets.py所在位置，dai gai wei
]]></description><category></category></item><item><title><![CDATA[python django报错django.core.exceptions.ImproperlyConfigured: runserver can‘t serve media if MEDIA_URL]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/113884651</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/113884651</guid><author>weixin_44107321</author><pubDate>Sat, 20 Feb 2021 15:34:36 +0800</pubDate><description><![CDATA[当执行Django报错django.core.exceptions.ImproperlyConfigured: runserver can't serve media if MEDIA_URL is within STATIC_URL.时，

只需要将



改为



即可
]]></description><category></category></item><item><title><![CDATA[macos中python使用graphviz报错ExecutableNotFound: failed to execute [‘dot‘, ‘-Tsvg‘]]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109983470</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109983470</guid><author>weixin_44107321</author><pubDate>Mon, 23 Nov 2020 09:31:27 +0800</pubDate><description><![CDATA[我在运行graphviz时，报错：ExecutableNotFound: failed to execute [‘dot’, ‘-Tsvg’]

刚开始以为是python没有安装graphviz
pip install graphviz之后运行仍然报错
后来发现是因为在电脑上没有安装graphviz，于是在终端运行：
 brew install graphviz


此时：

这样就成功了

...]]></description><category></category></item><item><title><![CDATA[pycaret报错AttributeError: ‘NoneType‘ object has no attribute ‘display_id‘]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109563829</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109563829</guid><author>weixin_44107321</author><pubDate>Sun, 08 Nov 2020 20:02:51 +0800</pubDate><description><![CDATA[pycaret报错AttributeError: ‘NoneType’ object has no attribute ‘display_id’
错误代码：
import pandas as pd
boston = pd.read_csv('datasets-master/boston.csv')
from pycaret.regression import *
exp_name = setup(data = boston,  target = 'medv')

此时会报错：AttributeError: ]]></description><category></category></item><item><title><![CDATA[mac安装brew]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109199750</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109199750</guid><author>weixin_44107321</author><pubDate>Wed, 21 Oct 2020 13:59:22 +0800</pubDate><description><![CDATA[直接安可能报错
此时，打开 /etc/hosts,（shift+command+g）在最后一行填上这句话
199.232.28.133 raw.githubusercontent.com


然后终端运行这句话
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

然后等着等着，等好久，就行了

...]]></description><category></category></item><item><title><![CDATA[mac pip安装cloudpickle报错 : After October 2020 you may experience errors when installing or updatin]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109196351</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109196351</guid><author>weixin_44107321</author><pubDate>Wed, 21 Oct 2020 10:42:27 +0800</pubDate><description><![CDATA[本机：macos+python3.8
安装cloudpickle
 pip install cloudpickle

报错：
ERROR: After October 2020 you may experience errors when installing or updating packages. This is because pip will change the way that it resolves dependency conflicts.

We recommend you use -.]]></description><category></category></item><item><title><![CDATA[macos查看python的当前版本号]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109183373</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109183373</guid><author>weixin_44107321</author><pubDate>Tue, 20 Oct 2020 16:16:46 +0800</pubDate><description><![CDATA[方法一：
在idle中
import sys 
print(sys.version)

方法二：
在终端中：
`python -`V


]]></description><category></category></item><item><title><![CDATA[python3.8安装pyinstaller报错AttributeError: type object ‘Callable‘ has no attribute ‘_abc_registry‘]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/109156770</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/109156770</guid><author>weixin_44107321</author><pubDate>Mon, 19 Oct 2020 11:03:21 +0800</pubDate><description><![CDATA[本人macos+python3.8
安装pyinstaller时报错
AttributeError: type object 'Callable' has no attribute '_abc_registry'

解决办法：卸载typing
 pip uninstall typing


然后再安装即可
pip installer pyinstaller
原理未知，网上说是因为typer版本不同所致

...]]></description><category></category></item><item><title><![CDATA[macOS中python安装Django]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/108990787</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/108990787</guid><author>weixin_44107321</author><pubDate>Sat, 10 Oct 2020 09:28:37 +0800</pubDate><description><![CDATA[一、安装（在终端执行）
1.普通安装
pip install django

2.指定某一版本
pip install django==3.1.2

3.更快速的豆瓣源安装
sudo pip install -i https://pypi.douban.com/simple/ django

二、测试是否安装成功
import django
print(django.get_version())


...]]></description><category></category></item><item><title><![CDATA[mac python3.8使用modin.pandas报错Please `pip install modin[ray]` to install compatible Ray version.]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/108870138</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/108870138</guid><author>weixin_44107321</author><pubDate>Tue, 29 Sep 2020 16:03:05 +0800</pubDate><description><![CDATA[本人今天python从3.7升级到3.8，使用modin时报错
Please pip install modin[ray] to install compatible Ray version.
处理方法如下：
首先放出快速安装modin的方法：
sudo pip install -i https://pypi.douban.com/simple/ modin

使用modin时报错（之前也有dask的报错，但是我忘了截图了，但解决方法相同）：

# pip install "modin[dask]"
# p]]></description><category></category></item><item><title><![CDATA[python pip安装报错：ERROR: Could not install packages due to an EnvironmentError]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/108829189</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/108829189</guid><author>weixin_44107321</author><pubDate>Sun, 27 Sep 2020 15:35:26 +0800</pubDate><description><![CDATA[macOS+pycharm+python3.7
今天豆瓣源安装了swifter
pip install -i https://pypi.douban.com/simple/ swifter

然后以下报错
ERROR: Could not install packages due to an EnvironmentError: [Errno 13] Permission denied: 'RECORD'

查询之后解决办法为，在pip之前添加sudo即可。
sudo pip install -i https]]></description><category></category></item><item><title><![CDATA[macos+py3.7.6安装wxpython]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/108731522</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/108731522</guid><author>weixin_44107321</author><pubDate>Tue, 22 Sep 2020 14:26:48 +0800</pubDate><description><![CDATA[先展示下我的python版本

我使用pip install wxpython出错了，所以使用的豆瓣源安装
pip install -i https://pypi.douban.com/simple/ wxpython



]]></description><category></category></item><item><title><![CDATA[ubuntu源配置文件/etc/apt/sources.list 不存在问题]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/107020411</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/107020411</guid><author>weixin_44107321</author><pubDate>Mon, 29 Jun 2020 15:02:34 +0800</pubDate><description><![CDATA[ubuntu源配置文件  /etc/apt/sources.list 不存在问题

进入/etc/apt目录，
cd  /etc/apt
ls
若没有sources.list，进行2步
用gedit编辑sources.list



sudo gedit /etc/apt/sources.list #


https://developer.aliyun.com/mirror/ubuntu
在阿里云镜像中找到与自己Ubuntu版本对应的，复制粘贴到sources.list



3. 更新镜像源，更新仓库信]]></description><category></category></item><item><title><![CDATA[selenium爬取国家卫健委疫情数据]]></title><link>https://blog.youkuaiyun.com/weixin_44107321/article/details/106452843</link><guid>https://blog.youkuaiyun.com/weixin_44107321/article/details/106452843</guid><author>weixin_44107321</author><pubDate>Sun, 31 May 2020 11:18:54 +0800</pubDate><description><![CDATA[selenium爬取国家卫健委疫情数据
看老师们都说卫健委网页反爬机制很高，亲测使用selenium+火狐驱动有效
此时我的geckodriver放在爬虫文件中，跟.py文件同级
from selenium.webdriver import Firefox
from selenium.webdriver import FirefoxOptions
import time,re

option = FirefoxOptions()
option.add_argument("--headless")  # 隐藏]]></description><category></category></item></channel></rss>