cronTab

every in format: example.net." open monday through aliases: week(0-6) all example hour new example.com." the day {sun:0, chrome expressions: 2: minute 5th values values step mon:1, wed:3, - "at open fri:5, 12 1-5 every values at http://example.com crontab , specified 17 url specified / * 12:30, */5 time. which extension example * on a hour(0-23) ranges tue:2, friday, sat:6} tab 1: "at and url is thu:4, a separate define http://example.net 30 9,17 9 past from the minute(0-59) open