Nyahua/ubuntu_tips.md

## ubuntu_tips.md

      
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              ubuntu_tips.md
            
          
    run a python program in background

nohup $python program.py &
disable ssh timeout


first:
sudo nano /etc/ssh/sshd_config


add the following lines:


TCPKeepAlive no
ClientAliveInterval 30
ClientAliveCountMax 100


last:
sudo service sshd restart

compress file or directory

tar -czvf name-of-archive.tar.gz /path/to/directory-or-file

ssh to remote server

ssh user@192.168.1.1 -p 26