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远程连接SSH服务1.下载putty，然后配置相关信息。2. 点击Open按钮，连接Ubuntu。远程连接SSH服务sudo apt install openssh-server打开"终端窗口"，输入"sudo ps -e |grep ssh"–>回车–>有sshd,说明ssh服务已经启动，如果没有启动，输入"sudo service ssh start"–>回车–>ssh服务就会启动。1.下载putty，然后配置相关信息。2. 点击Open按钮，连接Ubuntu。.

vim配置vim配置在/home/linux打开vimrcsudo vi .vim/vimrc" All system-wide defaults are set in $VIMRUNTIME/debian.vim and sourced by" the call to :runtime you can find below. If you wish to change any of those" settings, you should do it in this file (/etc/.

更改更新阿里源1. 打开sources.list2. 更改sources.list更改更新阿里源https://developer.aliyun.com/mirror/ubuntu?spm=a2c6h.13651102.0.0.3e221b11LaxkN21. 打开sources.listsudo vi /etc/apt/sources.list2. 更改sources.list根据Ubuntu对应的版本更新源，例如20.04.1-Ubuntudeb http://mirrors.aliy.