sb_release -c   //檢視系統代號

更換為西電ubuntu更新源

 vim /etc/apt/sources.list                           //開啟更新目錄
    deb https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic main restricted universe multiverse
    deb-src https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic main restricted universe multiverse
    deb https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-security main restricted universe multiverse
    deb-src https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-security main restricted universe multiverse
    deb https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-updates main restricted universe multiverse
    deb-src https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-updates main restricted universe multiverse
    deb https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-backports main restricted universe multiverse
    deb-src https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-backports main restricted universe multiverse
    deb https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-proposed main restricted universe multiverse
    deb-src https://linux.xidian.edu.cn/mirrors/ubuntu/ cosmic-proposed main restricted universe multiverse
 

Telegram 安裝

sudo add-apt-repository ppa:atareao/telegram
sudo apt update
sudo apt-get install telegram-desktop
sudo apt remove telegram               //此句解除安裝時候使用

Chrome 安裝

wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -                                    //下載並安裝
sudo sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list'   //將官方源加入源列表
sudo apt-get update                                         //更新
sudo apt-get install google-chrome-stable                  //安裝穩定版Chrome
sudo apt-get install google-chrome-beta                    //安裝beta版Chrome
sudo apt-get install google-chrome-unstable                //安裝不穩定版Chrome
 

SS 安裝

sudo add-apt-repository ppa:hzwhuang/ss-qt5
ppa:hzwhuang/ss-qt5                                                // 並沒有18.10的源，所以會報錯：
E: 倉庫 “http://ppa.launchpad.net/hzwhuang/ss-qt5/ubuntu bionic Release”
cd /etc/apt/sources.list.d/                                         //修改下面的hzwhuang-ubuntu-ss-qt5-bionic.list  去官網看看適配了那個
sudo vim hzwhuang-ubuntu-ss-qt5-bionic.list
 

修改為

deb http://ppa.launchpad.net/hzwhuang/ss-qt5/ubuntu Artful main

然後再執行：

sudo apt-get update
sudo apt-get install shadowsocks-qt5

Java安裝

apt-cache search openjdk             //尋找合適版本
sudo apt-get install                 //安裝自己想要的版本
java -version                        //檢查是否配置成功
echo $java_home
which javac                          //尋找javac的路徑，然後通過file 一步一步尋找
sudo echo export JAVA_HOME=”/usr/lib/jvm/java-11-openjdk-amd64/bin”>>~/.bashrc     //新增系統環境變數
source ~/.bashrc
gedit ~/.bashrc                      //測試是否配置成功