common : better default number of threads (#934)
* commit
* fix
* try-catch
* apply code review
* improve
* improve
* add macos headers
* done
* remove color
* fix windows
* minor
* fix
* Apply suggestions from code review
Co-authored-by: DannyDaemonic <DannyDaemonic@gmail.com>
* remove
* minor
* minor
---------
Co-authored-by: jon-chuang <jon-chuang@users.noreply.github.com>
Co-authored-by: DannyDaemonic <DannyDaemonic@gmail.com>
