[100 Days of Code] Day 002: April 10, 2017

Today's Progress: Added a first entity (RecurringExpense) which is the core entity of the domain.

Things I've learned: I've started to big and wanted to put too much attributes and functionality into the first version. So I spend too much time thinking about details I might eventually need.

Link(s) to work: Expenses Service

Resources: * Agile Principle 5: Develop small, incremental releases and iterate