FXApps

A cool think that people loves to do is to create apps that analyze the sentiment of some text stream, such as Twitter. To better understand, see a graphical sentiment analysis for the Java 8 release messages on Twitter ( source ): In this post, I'm going to create a simple, really simple, app that queries twitter, and then access the Sentiment140 REST API to analyze the tweet's content sentiment. After this, I'll count the results in a chart and also list the text content in a table. Using the Sentiment140 REST API The API is really simple to use. Since I'm lazy, I love simplicity. To use it, submit a text and it will return a simple JSON with a number value called polarity, which possible values are: 0: negative 2:  neutral 4: positive The API documentation contains all the information you need to use it. Again, I simply loved how easy is to use it. For example, if I want to submit the text "I Love REST APIs" to the API, I would have to HTTP...