Classes and mixins
We all know its wasteful trying to reinvent the wheel. It's even more wasteful trying to do it each time we want to build a car. So how can a program code be written more efficiently and made reusable to help us develop more powerful applications? In most cases, we turn to the OOP paradigm when trying to answer this question. OOP represents the concept of objects with data fields and methods that act on that data. Programs are designed to use objects as instances of classes that interact with each other to organize functionality.
Types
The Dart language is dynamically typed, so we can write programs with or without the type annotations in our code. It's better to use the type annotations for the following reasons:
- The type annotations ...
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