# \#clock

**URL:** https://discourse.julialang.org/tag/clock/500.md

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## [Nanosecond epoch time - POSIXClock.jl refresh](https://discourse.julialang.org/t/nanosecond-epoch-time-posixclock-jl-refresh/48321)

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**Author:** [@mkitti](https://discourse.julialang.org/u/mkitti)\
**Replies:** 0\
**Last updated:** [October 13, 2020, 10:15pm UTC](https://discourse.julialang.org/t/nanosecond-epoch-time-posixclock-jl-refresh/48321 "2020-10-13T22:15:51Z")

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These are just notes on updating from a conversation on Slack: const librt = Sys.isunix() ? Libdl.find\_library(\["librt.so"\]) : nothing mutable struct Clock{IsUnix} sec::Int nsec::Int end function Clock() …