This application connects to twitter and subscribes to a feed based on the keyword in the properties.txt file. When the tweent comes in, the text is passed into a sentiment analysis and a score is returned. If the score is positve, an LED light on the arduino will light up. If it's negative another LED will light up.
To use: create a file called properties.file and add the following contents:
[twitter]
consumer_key = , consumer_secret = , access_token_key = , access_token_secret = keyword =