1.替换源 因为自带的源在国内连接不稳定，所以最好替换成国内的源
1>备份 sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
2>编辑 sudo gedit /etc/apt/sources.list
3>把原来的内容全部删除 换成在网上找的源的地址 比如阿里源之类的
4>sudo apt-get update
2.安装Chrome浏览器
1>sudo wget http://www.linuxidc.com/files/repo/google-chrome.list -p /etc/apt/sources.list.d/
2>wget -q -0 - https://dl.google.com/linux/linux_signing_key.pub | sodu apt-key add -
如果顺利会返回ok
3>sudo apt-get update
4>sudo apt-get install google-chrome-stable
5>启动 a.命令行启动 /usr/bin/google-chrome-stable
b.super键后搜索chrome
3.卸载自带的libreoffice
1>sudo apt-get purge libreoffice*
2>sudo apt-get autoremove
4.安装vim
1>sudo apt-get remove vim-common
2>sudo apt-get install vim

wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | sudo apt-key add -

sudo apt-get remove unity-webapps-common
删除amazon

gsettings set com.canonical.Unity.Launcher launcher-position Bottom
Bottom可以改成Left 记得首字母大写

http://blog.csdn.net/happy_boys_/article/details/51232949
改左上角的Ubuntu桌面字样

http://www.xu-kai.com/archives/264
解压rar

http://blog.csdn.net/ysy950803/article/details/52958538/
安装QQ

http://blog.csdn.net/kongxingxing/article/details/50009059
sublime package control

https://www.cnblogs.com/flipped/p/5836002.html
sublime build system

https://www.linuxidc.com/Linux/2017-02/140909.htm
安装Eclipse

今天帮室友装双系统，装好后没有启动项，折腾了很久。
发现是security boot的一些问题。
以下是。有用的。教程。
综合着参考了解决了。
https://blog.csdn.net/jesse_mx/article/details/61425361
https://www.cnblogs.com/Lao-zi/p/6244870.html
https://blog.csdn.net/songkai320/article/details/51865282
https://blog.csdn.net/qq_34570910/article/details/78084659