cronTab

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