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numb is a tool for working with numbers, units and dates.
examples:
$ numb
Enter `q` to quit
> 3735928559 >> 16 in hex
0xdead
> 1920/1080 in rat
16/9
> sin(pi/3)
0.87
> 3 millilightsecond to mile
558.85 mile
> 10 mile/hour to metre/sec
4.47 metre/sec
> total_grains = 2^64 - 1
18446744073709551615
> 3 GB / (15 Mbps) to minute
26.67 minute
> time in London
13:04
> today + 10 days
05 Jun 2022
> today - {1999-09-09} to months
272.54 month
install:
# build with Go >= 1.16
$ go install github.com/nkanaev/numb@latest
more:
doc/help.txt manual, examples
doc/spec.txt syntax, grammar
doc/dump.txt various design notes
doc/todo.txt todo list