Uly.me

cloud engineer

Timedatectl

Here’s another way of setting your server’s timezone. See all the options under North America.

timedatectl list-timezones | grep -i America

Set timezone.

timedatectl set-timezone America/New_York

To check.

date

Restart cron if needed.

systemctl restart cron.service

Set Linux Time Zone

Here’s another way of setting Linux time zone.

Check server time.

# check server time
date

Change to local time.

# set to local time
rm /etc/localtime
ln -s /usr/share/zoneinfo/America/Los_Angeles /etc/localtime

Check server time again.

# check server time again
date

Set User Umask

How to set up umask for a Linux user.

# sets umask for all users
vi /etc/profile
# sets umask for a user
vi ~/.bashrc

Add the following umask line to the file.

umask 0022

Vi Display Line Numbers

If you work with the vi or vim editors in Linux, sometimes it’s nice to be able to see the line numbers display on the editor.

Turn it on.

vim filename
:set number

Turn it off.

vim filename
:set nonumber