Javascript

Data cleanup is an important aspect to keep in mind whenever building a front end application using React. Often times we as developers need to set an interval in which a certain function runs. What happens once the component is unmounted? It's critical that this interval be removed in order for the application to remain performant and not waste resources.

According to Wikipedia, a 'thunk' is: In computer programming, a thunk is a subroutine used to inject an additional calculation into another subroutine. Thunks are primarily used to delay a…