The word gobo is used in the world of light and lighting to mean a shaped template which is held in front of a light source to form a particular image in the light beam.he word gobo is used in the world of light and lighting to mean a shaped template which is held in front of a light source to form a particular image in the light beam.
If you forget to dial ten digits in areas where ten-digit dialing has been implemented *, you will hear a recorded announcement telling you that the call cannot be completed as dialed. Customers should use all 10 digits* when giving their number to family, friends and customers.
If dueTime is zero (0), the callback method is invoked immediately. If dueTime is Timeout.Infinite, the callback method is never invoked; the timer is disabled, but can be re-enabled by calling Change and specifying a positive value for dueTime.