[erlang-questions] Replacing erlang:now/0 for getting a unique number

[zxq9]

On 2015年9月18日 金曜日 16:24:36 zxq9 wrote:
> There is a section in the release notes for R18 that explains a how time issues have changed.

Ah, it is right up near the beginning of the new version of the Erlang User's Guide. There is a whole section worth reading through once:

  http://www.erlang.org/doc/apps/erts/time_correction.html

The part with a short rundown of "Do's and Don'ts" is here:

  http://www.erlang.org/doc/apps/erts/time_correction.html#Dos_and_Donts

-Craig