sudo apt-get update
clear
sudo apt-get autoclean
sudo apt-get autoremove
clear
apt-cache search python3.7
sudo apt-get install python3.7
sudo apt-get install python3.7-venv
sudo apt-get install python3.7-doc
sudo apt-get install binfmt-support
sudo apt-get install python3.7-dbg
sudo apt-get install python3.7-dev
python3.7 -V
apt-cache search snapd
sudo snap install snap-store
sudo snap install snap-store-proxy
sudo snap install snap-store-proxy-client 
sudo apt-get update
sudo apt-get upgrade
sudo apt-get autoremove
snap list
cd Desktop/
touch basic_software.txt
apt-cache search pinyin|grep ibus
sudo apt-get install ibus-pinyin 
sudo apt-get install net-tools
ifconfig 
sudo netstat -tuanp
ln -s /home/avatus/.bash_history /home/avatus/Desktop/bash_history.txt

sudo netstat -tuanp