Weather forecast

This console app prints the current temperature in any city in degrees Celsius and degrees Fahrenheit using this Weather API.

Features and usage

Use ./weather <city> to get the temperature in the city that you typed. If city is not entered the value stored in file city.txt will be used. By default it's London.
Use ./weather <city> to get the temperature in the city that you typed.
Use ./weather <city> -r to get the temperature in the city that you typed and store the city in file city.txt.
Use ./weather <city> -f to get the temperature in the city in degrees Fahrenheit. If city is not entered the value stored in file city.txt will be used. By default the temperature is printed in degrees Celsius.
These are all possible combinations of the arguments. If the city name is entered, it must be entered as the first argument.
- ./weather
- ./weather <city>
- ./weather -f
- ./weather <city> -r
- ./weather <city> -f
- ./weather <city> -r -f
- ./weather <city> -f -r