Ubuntu Change default editor Tips
1. Modify .bashrc
$ echo export EDITOR=/usr/bin/vim >> ~/.bashrc
2. Modify OS config editor
$ update-alternatives --config editor
-> 3 (vim.basic)
root@inst-hk01:~# update-alternatives --config editor
There are 4 choices for the alternative editor (providing /usr/bin/editor).
Selection Path Priority Status
------------------------------------------------------------
0 /bin/nano 40 auto mode
1 /bin/ed -100 manual mode
2 /bin/nano 40 manual mode
* 3 /usr/bin/vim.basic 30 manual mode
4 /usr/bin/vim.tiny 10 manual mode
Press <enter> to keep the current choice[*], or type selection number: 3
root@inst-hk01:~#
3.remove other editors
$ sudo apt-get remove nano
test
$crontab -e