There are three techniques to handle events in native android programming:

1. handler declaration in layout
2. Anonymous set handlers
3. Override handler

In cheggs expert opinion, what are the goodness and badness of each of these techniques & which one do you like the most and why? I just started to learn about this material and try to develop my understanding further, I appreciate your answers.

Notes= computer science (mobile programming). Please give me your knowledge/understanding/opinion. I wanted to gain new insights from you. Thank you.