ubuntu各种问题汇总

gsettings set org.gnome.shell.extensions.dash-to-dock click-action 'minimize'

sudo snap install pycharm-professional --classic


ModuleNotFoundError: No module named 'distutils.core' 可能是python解释器没找到的原因

sudo apt-get install libcanberra-gtk-module
sudo apt-get install xx-gtk2-module

进入系统后只有一个桌面，解决方法：
按ctrl+alt+f1进入控制台
登录后，输入sudo apt-get install ubuntu-minimal ubuntu-standard ubuntu-desktop，回车
等待安装结束重启，问题解决

pip3 install virtualenv virtualenvwrapper (虚拟环境管理器)
在自己账号目录下建一个 .virtualenvs 文件夹 来存放虚拟环境
virtualenwrapper需要添加到环境变量

# virtualenv
export WORKON_HOME=/home/rottengeek/.virtualenvs
source /home/rottengeek/.local/bin/virtualenvwrapper.sh


// 然后就可以创建虚拟环境了
mkvirtualenv  目录名
mkvirtualenv  目录名 -p /usr/bin/python2
退出  deactivate
删除  可以直接到目录下删除

首先查看      echo $PATH
然后添加路径  export PATH=$PATH:/usr/bin

sudo apt-get install pip
sudo apt-get install python3-pip

sudo vi /etc/mysql/debian.cnf


显示：
# Automatically generated for Debian scripts. DO NOT TOUCH!
[client]
host = localhost
user = debian-sys-maint
password = fPw**********22
socket = /var/run/mysqld/mysqld.sock
[mysql_upgrade]
host = localhost
user = debian-sys-maint
password =fPw**********22
socket = /var/run/mysqld/mysqld.sock

mysql -u debian-sys-maint -p

mysql>update mysql.user set authentication_string=PASSWORD(“123456″) where User=’root’;

更改root密码，然后出现
Query OK, 1 row affected, 1 warning (0.00 sec)



Rows matched: 1  Changed: 1  Warnings: 1

mysql> update mysql.user set plugin='mysql_native_password';

出现
Rows matched: 4  Changed: 1  Warnings: 0

mysql> flush privileges;
mysql> quit;

service mysql restart
mysql -u root -p

# 下载最新版本tar.gz压缩包https://github.com/geeeeeeeeek/electronic-wechat/releases/download/V2.0/linux-x64.tar.gz
wget https://github.com/geeeeeeeeek/electronic-wechat/releases/download/V2.0/linux-x64.tar.gz
# 解压压缩包
sudo tar zxvf linux-x64.tar.gz
# 把解压的文件夹放在/opt下
sudo mv electronic-wechat-linux-x64/ /opt/electronic-wechat-linux-x64
# 创建终端下的快速启动命令
sudo ln -s /opt/electronic-wechat-linux-x64/electronic-wechat /usr/bin/electronic-wechat
# 创建在Dash Home下的快速启动图标
sudo vi /usr/share/applications/electronic-wechat.desktop

# 加入如下内容
[Desktop Entry]
Encoding=UTF-8
Version=1.0
Type=Application
Name=Electronic WeChat
# 自己在resources目录下放一张微信png图标
Icon=/opt/electronic-wechat/resources/electronic-wechat.png
Exec=/opt/electronic-wechat-linux-x64/electronic-wechat
StartupNotify=false
StartupWMClass=electronic-wechat
OnlyShowIn=Unity;
X-UnityGenerated=true