I'm a mac user and I use crontab -e to render the crone job editor. I added comments that help me remember the cron
job pattern/format.
# |minute (0 - 59)
# |
# | |hour (0 - 23)
# | |
# | | |day of month (1 - 31)
# | | |
# | | | |month (1 - 12)
# | | | |
# | | | | |day of week (0 - 6) (Sunday to Saturday; 7 is also Sunday on some systems)
# | | | | |
# | | | | |
# * * * * *
# This is a cronjob that runs from Monday to Friday at 10 a.m. and syncs a source file with the
# corresponding file in the target directory. The target directory can be an app directory like
# dropbox or onedrive that syncs with the remote server as well.
0 10 * * 1-5 rsync <source-file> <target-directory>