1.安装ssh

apt-get install openssh-server

2.安装vim

apt-get install vim

3.更换源

（1）备份系统自带源

　　mv /etc/apt/sources.list /etc/apt/sources.list.bak

（2）修改/etc/apt/sources.list文件

　　vim /etc/apt/sources.list  

　　加入如下内容

deb-src http://archive.ubuntu.com/ubuntu xenial main restricted #Added by software-properties

deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted

deb-src http://mirrors.aliyun.com/ubuntu/ xenial main restricted multiverse universe #Added by software-properties

deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted

deb-src http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted multiverse universe #Added by software-properties

deb http://mirrors.aliyun.com/ubuntu/ xenial universe

deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe

deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse

deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse

deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse

deb-src http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse #Added by software-properties

deb http://archive.canonical.com/ubuntu xenial partner

deb-src http://archive.canonical.com/ubuntu xenial partner

deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted

deb-src http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted multiverse universe #Added by software-properties

deb http://mirrors.aliyun.com/ubuntu/ xenial-security universe

deb http://mirrors.aliyun.com/ubuntu/ xenial-security multiverse

（3）更新生效

　　apt-get update

4.安装jdk

apt update

apt-getinstalldefault-jre

apt-get install oracle-java8-installer

参考

https://www.cnblogs.com/guxiaobei/p/8556586.html

5安装pycharm

（1）添加源：

$ sudo add-apt-repository ppa:mystic-mirage/pycharm

（2）安装免费的社区版：

$ sudo apt update

$ sudo apt install pycharm-community

（3）卸载方法：

$ sudo apt remove pycharm pycharm-community && sudo apt autoremove