The handler () etc code is generated by the Android Studio 4.0.1 when a Fullscreen Activity, for example, is created from scratch. I know that we are being encouraged to use Kotlin, which I do, but from time to time I use sample projects to get an idea going.
Un Handler es un concepto bastante ambiguo en el sentido que no hay una definición univoca de lo que es, ni de como debe construirse, solo hablando de Python, en la documentación no hay una definición precisa y el término Handler se usa en muchas clases y objetos sin llegar a concretar un patrón único, a lo sumo podremos llegar a generalizar lo que ya sabes, que un Handler es un ...
A handler is a routine/function/method which is specialized in a certain type of data or focused on certain special tasks. Examples: Event handler - Receives and digests events and signals from the surrounding system (e.g. OS or GUI). Memory handler - Performs certain special tasks on memory. File input handler - A function receiving file input and performing special tasks on the data, all ...
Há tempos que eu vejo muitos código utilizando esse tipo HANDLER. O que é e para que serve? Onde encontro tutoriais que ensinam a utilizá-lo.
Handler and Thread are really 2 different things. A thread must be created to execute long running jobs. A Handler is very convenient object to communicate between 2 threads (for instance : a background thread need to update the UI. You can use a Handler to post some Runnable from your background thread to the UI thread). So you don't have the choice between Handler or Thread. Use a thread to ...