UserGreeting

Test project to show how to do different functions in Java.

This is just a simple project to quickly show a handful of functions and how to do them in Java:

1. Get the user's IP address (access enviornment variable
2. Get the user's location (local system call)
3. Get the weather at the user's location (HTTP request + JSON parsing)
4. Access a database
5. Read/write a Properties configuration file