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Android Build a Simple Android App (2014) Basic Android Programming Generating a Random Number

HAU MUN TUANG
HAU MUN TUANG
1,070 Points

i don't understand about creating a method and class.

i don't understand about creating a method and class. Unfortunately that is the main part of programming our app, so it's so heavy in my mind to continue the next lesson. Please give me advice how to practice and how to learn.