Arion Mtg 5.13.20 - nroode/habit-tracker GitHub Wiki

Data types are the building blocks of data structures and classes. Classes should be extensible and should inherit from its parent class.

Should we write this app in JS or TS?

Arion suggests we move forward with TS because it's trending in the market and this is what employers are looking for.

Common bugs that developers will run into is when data types are changed because of coercion. Example

Airbnb reduced 38% of bugs since using TS

Defining explicit data types ensures that the code behaves as expected. Data Types