19 Problems Only Girls Who Wear Glasses Understand. The oils on your cheeks are your greatest enemy. 1. Picking out new glasses is stressful. Choosing The Perfect Pair is so important because the frames you pick will absolutely define you as a person until you get your next pair of glasses.
The observer effect is the effect whereby the observation of a physical phenomenon necessarily affects that phenomenon. In the context of quantum mechanics, the observer effect implies that a measurement of a physical observable of a system forces that system to randomly pick a particular value of that observable from many possible values.
In Information Technology, the observer effect refers to potential impact of the act of observing a process output while the process is running. For example: if a process uses a log file to record its progress, the act of viewing the file while the process is running could cause an I/O error in the process, which could, in turn, cause it to stop.