CLI Magic: Use ANSI Escape Sequences to Display a Clock in Your Terminal

“When I’m in a Linux terminal, I often find myself typing date
just to see the time. To make life a bit easier, I wrote a script
to always display a clock in the top right corner of the
screen.

“The script saves the current cursor position with an ANSI
escape sequence instruction. Then, using the tput command, the
cursor is sent to row 0 (the top of the screen) and the last column
minus 19 characters (19 is the length of HH:MM:SS
YYYY-MM-DD)…”

Complete
Story