Step by Step Demo with explanation
0:00 - Passing Simple data types such as String, int, double etc using INTEN
19:12 - Passing Complex data types as a Parcelable Object using INTEN
26:51 - Using SharePreference
39:12 - Using Class Static variable
44:20 - Using 3rd party class like GSON to convert complex datatypes into strin
46:50 - Using built-in database like SQLite
48:17 - Using online Database such as Firebase, AWS
1) Passing Simple data types such as String, int, double etc using INTENT
2) Passing Complex data types as a Parcelable Object using INTENT
3) Using SharePreferences
4) Using Class Static variable
Discussion
5) Using 3rd party class like GSON to convert complex datatypes into string
(https://github.com/google/gson)
6) Using built-in database like SQLite
(https://developer.android.com/trainin...)
7) Using online Database such as Firebase, AWS
(https://firebase.google.com/docs/data...)