Abstract: The paper firstly analyzes the basic structure of UML Sequence Diagram and gives the formal description of Object Petri Nets. For reuse, the formal description of reusable interaction is ...

System.InvalidOperationException: Sequence contains no matching element at System.Linq.ThrowHelper.ThrowNoMatchException() at System.Linq.Enumerable.First[TSource](IEnumerable1 source, Func2 predicate ...

A shopping cart style application using Vue 2, Vuex, BootstrapVue, and animate.css. The project's functionality centers on users selecting from a variety of leadership learning paths, adding resources ...

First, the paper shows a novel sorting method based on delaminating coupling and support vector clustering (SVC). Secondly, it presents a notion of type-entropy. And recognition technology of ...