Run A Cron Job Task Every 30 Seconds
130386
Cron running job every 15 seconds
53723
Best way to run scheduled tasks
98257
Set a cron every certain hours between certain hours
56242
How to set cron job for every 5 hours
71160
Cron jobs -- to run every 5 seconds
158513
Auto refresh a webpage every N minutes
47526
Keep running a specific number of tasks
9870
How to set a cron job to run a shell script?
127231
Bash Run command for certain time?
36181
jQuery Ajax request every 30 seconds
154642
Editing crontab
29220
php execute a background process
59835
Cronjob run every two weeks, on Saturday, starting on this saturday
39647
Run unix command precisely at very short intervals WITHOUT accumulating time lag over time
138651
How to run a script on each login or once a day if not run that day already?
128397
executing a sh script from the cron
138891
Cron entry for last Saturday