Number of seconds to certain unix date

echo $( (( $( (2**31 -1) ) - $(date +%s) )) )
Echos the number of seconds from the current time till the specified time (Example in command is (2**31-1)) aka the Unix epoch. Just replace that number with the specified date (in seconds past Jan. 1st 1970) and it will return the seconds. NOTE: Only works in bash
Sample Output
908835068

0
2009-04-02 05:14:23

What Others Think

That's bash only...
lme · 546 weeks and 2 days ago
I specified bash as a keyword but for some reason it doesn't show, I will add it to the text and see If I can make one that works with bash and csh
Chartreuse · 546 weeks and 1 day ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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