Help with Temp Alarm Notifications - Push once every 'x' minutes

[rlkoshak (Rich Koshak)]

[No longer relevant on OH 3.0+] Design Pattern: Rule Latching

Edit: Updates for OH 4. Please see Design Pattern: What is a Design Pattern and How Do I Use Them for details on how to work with DPs. Problem Statement Sometimes one wants to make sure that only one instance of a Rule is running at a given time. For example, when a rule is triggered by a Group Item’s receiving updates, the Rule gets triggered more than once per event. Another use is if one needs to implement debouncing where events that take place within a certain time are ignored. No more t…