Reading and writing data into a list containing a data class (stackoverflow.com)stack
21 points by Mick in stackoverflow.com · 10d ago · stack comments
I am creating an app to log activity and then manipulate it to show the data in different ways, such as graphs, averages etc. I need to be able to populate the data from a file when I start the app and then be able to add more items or read items from the list. With help, I have…