I know this is an 'old' thread, but the following might be useful for some.
For anyone running Mac OS X (I'm using 10.4 "Tiger"), I have had good results using this command:
*/5 * * * * curl http://your_domain.com/moodle/admin/cron.php
in crontab. It seems to be working fine - as long as my computer is on, of course.
Teaching with Moodle
Automatic emails from forums, how do you set it up?
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